Welcome to Anyang ST

Low Tolerate Forming Hydrolic Copper Cold Forging Hydraulic Press Machine

Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

  • Copper Forging Machine China Trade,Buy China Direct From ...

    Alibaba.com offers 8,897 copper forging machine products. About 4% of these are other metal & metallurgy machinery, 1% are metal forging machinery, and 1% are hydraulic press. A wide variety of copper forging machine options are available to you, such as induction heating machine, cold forging machine, and punching machine.

    Get Price
  • Cold Forging Presses

    2020-3-24 · AIDA Cold Forging Press K1-E Series A basic cold forging machine for forming high-grade components. The K1-E is equipped with a strong highly rigid unitized frame, right-angle long six-sided slide guides, and a quick-response hydraulic …

    Get Price
  • Iron Hydraulic Hot & Cold Forging Press, Automatic Grade ...

    Heavy Duty Hydraulic Press 1. Deep Drawing Press 2. Metal Forming Press 3. SMC/DMC/FRP Moulding Press 4. Compression Moulding Press 5. Rubber Moulding Press 6. Powder Compacting Press 7. Hot & Cold Forging Press Jewellery Machine 1. Coining Plant 2. Bangle Machines. CNC Machines. 1. CNC Plasma Cutting Machine …

    Get Price
  • Hydraulic Press Machine, Hydraulic Press Machine Solution ...

    100-5000 Ton Servo Hydraulic Cold Forging Press Use range: This cold forging press is eight sides guiding structure, enlarge guiding area, greatly improved incline load proof capacity. Our cold forging press capacity range from 5 to 5000 ton, working table, stroke, open height and machine size are customized according to clients' requirements.

    Get Price
  • Hydraulic cold extrusion presses (MH series)

    The great flexibility of hydraulic systems is due to the ability of the user to program strokes, forces and speeds to fit the specific application, which makes cold forging an attractive solution. Single and multi-station hydraulic presses have an unlimited …

    Get Price
  • Cold Forged Heat Sinks, Cold Forged Pin Fin Heat Sinks ...

    Sliding cold forging hydraulic extrusion press - H-frame cold forging hydraulic extrusion press 100 - 1500 Tons Servo Hydraulic Pressing Power with Frame guiding Frame Precision Hydraulic Molding Machine . 1. Using advanced hydraulic system, more steady, safer and more reliable. 2.

    Get Price
  • FORGING - Stanford University

    2017-3-28 · forgings and equipment for other projects in China, for Nuclear Power Plant of 1000 MWe. In the year 2009 they purchased the Czech ŠKODA POWER. 2.4 Heavy Industries (CFHI) In the year 2006 they installed a hydraulic press of 150 MN, at that time the largest in the world. For open die forging they also use a press of 125 MN.

    Get Price
  • Hydraulic Press, C Frame Hydraulic Press - WORLD

    The hydraulic press is a series of general-purpose pressing equipment, such as powder molding, plastic molding, cold (hot) extrusion metal forming, sheet metal stretching and stamping, bending, flanging, correction and other processes. The hydraulic press has an independent power system electrical system.

    Get Price
  • Hydraulic Press Machine (The Essential Guide)

    Hydraulic press machine (also known as hydraulic oil press) is a machine that makes use of the static pressure of the liquid to process metal, plastic, rubber, wood, powder products. It is often used in pressing and pressing forming processes , such as forging press , stamping, cold …

    Get Price
  • Cold Forging: What is it? Benefits, Process, Hot vs Cold ...

    Get Price
  • Copper Forging Machine China Trade,Buy China Direct From ...

    Alibaba.com offers 8,897 copper forging machine products. About 4% of these are other metal & metallurgy machinery, 1% are metal forging machinery, and 1% are hydraulic press. A wide variety of copper forging machine options are available to you, such as induction heating machine, cold forging machine, and punching machine.

    Get Price
  • China Hydraulic Press Machine, Hydraulic Press Machine ...

    China Hydraulic Press Machine manufacturers - Select 2021 high quality Hydraulic Press Machine products in best price from certified Chinese Press Machine, Metal Cutting Machine suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • High-Quality And Efficient customized hydrolic press ...

    Forming Hydrolic Pressing Machine 315 Tons 4 Pillar Deep Drawing Hydraulic Press Metal Four-column Three-beam Hydraulic Press 30 9,500.00-10,000.00 Set 1.0 Sets (Min. Order)

    Get Price
  • Hydraulic press machine Manufacturers & Suppliers, China ...

    hydraulic press machine manufacturer/supplier, China hydraulic press machine manufacturer & factory list, find qualified Chinese hydraulic press machine manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com.

    Get Price
  • High-Quality And Efficient sleeves hydraulic press ...

    Hydraulic Press Press Hydraulic Machine Y41 C Frame Hydraulic Press Machine Cold And Hot Press For Carbon Fiber High-precision Up to 5 years warranty 5,800.00-7,200.00 Set

    Get Price
  • Hydraulic Press Machine (The Essential Guide)

    Hydraulic press machine (also known as hydraulic oil press) is a machine that makes use of the static pressure of the liquid to process metal, plastic, rubber, wood, powder products. It is often used in pressing and pressing forming processes , such as forging press , stamping, cold …

    Get Price
  • Swagers

    Swaging machines, also known as swagers, are a low-cost way to efficiently point, reduce and form rod, tube or wire. Based on a simple principle, it is the process of shaping metal (forging) by means of a series of very rapid, blows delivered by rotating hammers and forming dies around a piece of work.

    Get Price
  • High-Quality And Efficient 4 post hydraulic press ...

    4 post hydraulic press available in distinct sizes and features depending on your requirements and model selections. Some of the unique features of these. 4 post hydraulic press are centralized lubricating system, automatic return oil, ball screw, and more, for prolonging the lifespan of these machines. The rigid construction of these.

    Get Price
  • Cold Extrusion - NIST

    2016-4-4 · 8700 series can be cold extruded without diffi-culty up to 0.35% C. The AISI 4300, 4600, and 4800 steels are more difficult to extrude and less desirable for cold extrusion. Free-cutting resul-furized steels also have lower forgeability than their carbon steel counterparts, as they are more susceptible to rupture during cold forging due to

    Get Price
  • Hydraulic Press Range from Machine Mart - Machine Mart

    As well as Hydraulic Presses, Machine Mart provide a wide range of tools and equipment suitable everybody from DIY enthusiasts through to professionals. We supply tools from all the industry-leading brands such as Dewalt, Bosch, Clarke and Ryobi.

    Get Price
  • Forging Press Selection And Tonnage Calculation

    1)P= p/q=(64~73)F/q. F—Forged piece together with the projected area of the flash (㎝ 2) ;. q—q is a deformation coefficient, which can be divided into stroke and deformation work in die forging of a screw press:. ①Forgings require large deformation stroke, deformation and deformation work for die forging…

    Get Price
  • Hydraulic Presses

    Hydraulic Press. Each hydraulic press from Baileigh Industrial combines an industry-leading design with a thick, fully-welded steel plate frame. We build every H-frame press to provide fine control and to save you time and effort—throughout many years of productivity. Ranging from 10 to 200 tons in capacity, our shop presses will handle all ...

    Get Price
  • Hydraulic Press Machine, Manufacturer & Supplier - TSINFA

    Hydraulic press is a kind of metal forming machine which uses liquid as working medium and is made according to Pascal principle to transfer energy and realize various processes. The hydraulic press is not only used for forging, but also for straightening, pressing, packing, pressing block and pressing plate.

    Get Price
  • closed die forging hammers and presses, open die hammer ...

    2021-7-31 · Hydraulic Open Die Forging Press (Y13) Hydraulic open die forging press is a fully hydraulic controlled forging equipment which using the hydraulic pressure to transfer energy. It is mainly used to forge alloy steel, stainless steel, high alloy steel …

    Get Price
  • cold forging, copper forging supplier for electrical power

    Supply cold precision forging, copper forging, aluminum forging parts for electrical switchgear, circuit breaker, GIS and automotive ... • 22 four-pillar oil-hydraulic presses (63T-800T) ... QinHan realizes once forming by cold forging process.

    Get Price
  • FORGING SOLUTIONS Design Engineering Information

    2016-5-16 · FORGING SOLUTIONS Design Engineering Information From FIA COLD FORGING– ARTICLES TABLE OF CONTENTS Forged Grain Flow Boosts Fatigue Life Structural Integrity Extends Design Limits of Forged Parts Ten Ways that Forgings Help to Reduce Costs Close-Tolerance, Net-Shape Parts Consider Cold Forging

    Get Price
  • Hydraulic Presses for sale, New & Used

    The # 1 place to find new & used hydraulic presses for sale. Buy or sell machinery & equipment quickly & easily - MachineSales.com

    Get Price
  • Metal Forging - Manufacturing Process

    2017-9-10 · Metal forging is a metal forming process that involves applying compressive forces to a work piece to deform it, and create a desired geometric change to the material. The forging process is very important in industrial metal manufacture, particularly in …

    Get Price
  • Cold forging is a highly precise manufacturing process in ...

    Cold forging is a highly precise manufacturing process in which the workpiece is formed under high pressure and low temperature.

    Get Price
  • Proses roling dan forging

    Proses roling dan forging Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Proses roling dan forging, quarry, aggregate, and different …

    Get Price
  • cold forging, copper forging supplier for electrical power

    Supply cold precision forging, copper forging, aluminum forging parts for electrical switchgear, circuit breaker, GIS and automotive ... • 22 four-pillar oil-hydraulic presses (63T-800T) ... QinHan realizes once forming by cold forging process.

    Get Price
  • Casting, Forming, and Forging - ASM International

    2015-2-26 · Chapter 6: Casting, Forming, and Forging 131 Fig. 3 Cast tooth internal gears. Weights up to 1633 kg (3600 ... costly to machine can be made quickly and at low cost by the die casting process. The main disad- ... Fig. 6 Method for forming gear teeth and splines by cold forming. Source: Ref 1

    Get Price
  • Metal forming processes - IIT Guwahati

    2016-4-15 · Bulk forming processes Forging • It is a deformation process in which the work piece is compressed between two dies, using either impact load or hydraulic load (or gradual load) to deform it. • It is used to make a variety of high-strength components for automotive, aerospace, and …

    Get Price
  • Cold Roll Forming Machine

    2021-5-27 · We are“All-in-house source” – from raw material to the final high-precision roll forming machine. Our own tooling center is equipped with CNC turning-lathes,Grinding machine for roller shaft, Heavy planing machine,etc,which allow us to complete the

    Get Price
  • Used Hydraulic Presses for Sale • Reconditioned Hydraulic ...

    2021-8-14 · 24″ Daylight, 31″ X 22″ Bed (RL X FB), Denison Multipress Abex Low Profile & Small Footprint Press. Gap Frame Presses for Sale. Used Denison Multipress Hydraulic Press. Machine #5222. Jackson, MI Cooper Building. Sale Price: 19,500.

    Get Price
  • Brass Forging

    CFS is the professional brass forging company in China, we can forge various brass grade including C37700, C36000, C37100, etc. If you have any inquiry on brass forging or other copper alloy forgings, pls email [email protected] directly, we will get back …

    Get Price
  • Forging

    2021-8-11 · As a major metal fabrication, forging is a metal forming technique that uses localized forces of compression. Forgings have undergone major changes that lead to more efficient, faster and more durable processes. Today’s forging is usually done using electric, hydraulic or compressed air driven forging …

    Get Price
  • Forging Industry Association

    FIA Press Releases Member Press Releases International Forging Associations What's New Events FIERF Benchmarking Forge Shop Info Find a Forge Shop ... FIA Forging Foundation Golf Outing; Wednesday, September 1, 2021 to Wednesday, September 1, 2021 Read More. ...

    Get Price
  • Kriti Metform Limited - Manufacturer of F2 Series Hot ...

    Straight Side 2-Point Warm-Hot Forging Presses (Direct Drive Version or Single Geared Version) 700-3000 Tons Capacity. F2 series is designed for warmly and hotly forging jobs and ideas for motor vehicle parts, ironware, hand tools, gears, engine parts, etc.

    Get Price
  • 17 DIY Hydraulic Press ideas

    Dec 11, 2018 - Explore Alexander Garcia's board 'DIY Hydraulic Press' on Pinterest. See more ideas about metal working, homemade tools, hydraulic.

    Get Price
  • Hydraulic Presses

    Hydraulic Press. Each hydraulic press from Baileigh Industrial combines an industry-leading design with a thick, fully-welded steel plate frame. We build every H-frame press to provide fine control and to save you time and effort—throughout many years of productivity. Ranging from 10 to 200 tons in capacity, our shop presses will handle all ...

    Get Price
  • Hydroforming Presses

    Macrodyne hydroforming presses are designed for both high and low pressure complex hydroforming applications involving tubular based parts. Our hydroforming presses are used for the production of automotive components, tank manufacturing, plumbing, and …

    Get Price
  • Process Design in Impression Die Forging

    2019-12-18 · Forging Equipment. In hot and warm forg-ing, the behavior and the characteristics of the forging press influence: Contact time between the material and the dies under load. This depends on the ram velocity and the stiffness of a given press. The contact time is extremely important be-cause it determines the heat transfer be-

    Get Price
  • METAL FORMING - Concordia University

    2016-11-2 · - Machines: Hammers, Presses (drop hammer - blacksmiths) - Metal: drawn –out , up-set and squeezed Forging Types: 1. Open-die drop-hammer forging 2. Impression-die drop forging 3. Press forging 4. Upset forging 5. Automatic hot forging 6. Roll forging 7. Swaging

    Get Price
  • Cold Extrusion - NIST

    2016-4-4 · 8700 series can be cold extruded without diffi-culty up to 0.35% C. The AISI 4300, 4600, and 4800 steels are more difficult to extrude and less desirable for cold extrusion. Free-cutting resul-furized steels also have lower forgeability than their carbon steel counterparts, as they are more susceptible to rupture during cold forging due to

    Get Price
  • Closed-die forging process of copper alloy valve body ...

    2021-1-1 · With the development of forging equipment, multicored forging press has appeared. The multicored forging press, as shown in Fig. 2, can independently control hydraulic sliders in different directions.If the copper alloy valve body is formed by closed-die forging on a multicored forging press, the vertical slider makes the top die and the bottom die locked.

    Get Price
  • Cold Forging Supplier

    2021-8-11 · Cold forging production process is done at room temperature. The work piece is squeezed between two dies until it takes their shape. To provide a finished, ready to fit component, the procedure includes rolling, pressing, drawing, extruding, heading and spinning.

    Get Price
  • Design Guidelines for the Selection and Use of Stainless ...

    elevated, or low temperature. Generally speaking, the combination of corrosion resistance and strength is the basis for selection. 3. Fabrication Operations – and how the product is to be made is a third-level consideration. This includes forging, machining, forming, welding, etc. 4. Total Cost – in considering total

    Get Price
  • History in the Making

    2012-4-22 · The new press has a die size of 10.526.3 (3.28 m), the Siempelkamp exec noted. The pressing force, naturally, is 50,000 tons (450 MN), and the hydraulic system operates at up 320 bar. In addition to various aluminum alloys, Alcoa is able to process Inconel, titanium, and steel alloys. Siempelkamp earned plaudits from Roegner for its partnership ...

    Get Price
  • (PDF) Development in Microhydroforming Technology - An ...

    forging of Titanium alloys, H13 is an ap propriate selection as d ie material due to its high strength while this selection can be even CK4 5 for SHF process o f Ti due to low

    Get Price
  • A Guide to the Types of Forging–Cold Forging and Hot Forging

    2021-8-16 · Hot forging and cold forging are two different metal forming processes that deliver similar results. Forging is the process of deforming metal into a predetermined shape using certain tools and equipment—deformation is accomplished using hot, cold, or even warm forging processes.

    Get Price
  • Copper Forming Effluent Guidelines

    2021-7-13 · Copper forming plants roll, draw, extrude, and forge copper and copper alloys. In addition to these forming operations, there are surface cleaning and heat treatment processes which impart desired surface and physical properties to the metal. For the purposes of this regulation, copper alloys include any alloy in which copper …

    Get Price
  • Incredible Machines - Manufacturer & Supplier of Hydraulic ...

    Spread over 60,000 square feet of manufacturing facility, Our state-of-the-art of infrastructure facility includes the heavy fabrication, latest machining facilities in order to provide the accurate parts and also the full-fledged well-equipped facilities for hydraulic power pack assembly, electrical control panel assembly andfully equipped machine assembly area, that gives us the ability to ...

    Get Price
  • Forging

    2021-1-19 · Forging Machine. Manufacturers now use many different techniques to forge metal. Four of the most common include: Drop forging - Hammering hot metal into dies. Press forging - instead of forcing hot metal into a die with a hammer blow, it is pressed into the die with hydraulic pressure. Roll forging - The hot metal is pressed between two rollers.

    Get Price
  • Sheet Metal Forming - Massachusetts Institute of

    2015-9-28 · •Hydro-forming – cheap tooling, no net thinning, slow, high formability Material stretched into shape •Stretch forming – very cheap tooling, net thinning, slow, low formability •Super-plastic forming – cheap tooling, net thinning, expensive sheet metal, slow, very high formability Technology – a brief review Forming Speed 20 ...

    Get Price
  • Metal Forming Services, Manufacturers & Companies

    2021-7-1 · Metal Forming Services. A necessary part of metal production is the forming process that is used to deform metals without removing material or changing its mass. The goal of metal forming is to take a raw piece of metal and shape, configure, and transform it by stressing it through tension, compression, shearing, and pressure.

    Get Price
  • Cold, Warm, & Hot Forging - What's the Difference

    Cold, Warm and Hot ForgingHot forging is the plastic deformation of metal at a temperature and strain rate such that recrystallization occurs simultaneously with deformation, thus avoiding strain hardening. For this to occur, high workpiece …

    Get Price
  • A Beginner Blacksmith’s Guide To Forging Copper, Bronze ...

    2018-12-20 · Pure copper melts at about 2,000 F (1,090 C.) Bronze tends to have a lower melting point than pure copper. That’s because bronze is often made by combining copper with tin, which has a melting point closer to 450 F (230 C.) When you mix the two metals together, you get a melting point that is somewhere in between the two.

    Get Price
  • Hot Forging - an overview

    Hot forging results in metal that is stronger than cast or machined metal parts. Thus, hot forging technology has a special place in producing parts of superior mechanical properties with minimum waste of material (2).Furthermore, as the temperature of the workpiece prior to forging approaches the melting temperature, the flow stress and energy required to form the material are decreased.

    Get Price
  • (PDF) Development in Microhydroforming Technology - An ...

    forging of Titanium alloys, H13 is an ap propriate selection as d ie material due to its high strength while this selection can be even CK4 5 for SHF process o f Ti due to low

    Get Price
  • Sheet Metal Forming

    Flexform™, also called fluid cell forming, is a low-cost sheet metal forming process designed for both. prototyping and lower volume parts production. A widely trusted technology. Quintus Technologies has designed, built and installed more than 150 …

    Get Price
  • Ionbond cold forming and cold forging

    Cold forging is a family of forming processes in which a slug of material with a defined volume is formed into an intricately shaped part of exactly the same volume. Tools used in these processes are subject to high forces applied at high rates, which results in abrasive and adhesive wear on the surfaces in contact with the work piece.

    Get Price
  • Hydraulic Punch Press Dies & Punches - MSC Industrial Supply

    Find Hydraulic Punch Press Dies & Punches at MSC Industrial Supply, serving the metalworking, safety, and MRO industries for over 75 years

    Get Price
  • Progressive stamping Archives - Bolt Nut Making Machine ...

    Cold Heading & Forging Machine. One Die Two Blow Heading Machine ... GM Series 200-600Tons guide plate type hydraulic press punching machine. ... Die Three Blow Bolt Maker ABF10B-3S/63S Three Die Three Blow Bolt Maker ABF17B-4SL/104SL Multi Stations Progressive Bolts Cold Forming Machine AMH optical fiber laser welding machine with CCD camera ...

    Get Price
  • Hot Forming Presses

    Beckwood manufactures hot forming and superplastic forming (SPF) presses to withstand and thrive in the demanding conditions associated with forming titanium and other high-strength alloys. And we are the only press manufacturer to offer both hydraulic and servo-electric actuation options on our hot forming …

    Get Price
  • Vertical coining press EMK - SCHULER

    Multi-station coining of screwdrivers. Total view of EMK coining press with a nominal press force of 360 metric tons. Hot forging. Warm forging. Cold forging. Contact. Sales USA. Tel.: +1 …

    Get Price
  • What is forging - Blogger

    2019-2-23 · A forging press, often just called a press, is used for press forging. There are two main types: mechanical and hydraulic presses. There are two main types: mechanical and hydraulic presses. Mechanical presses function by using cams, cranks and/or …

    Get Price
  • Expansion on radomyselskii’s Ideas in the Development of ...

    2014-8-22 · The Institute for Problems of Materials Science devised the production process for and examined the properties of sintered structural materials based on copper (bronze, brass) [36,37], involving hot and cold forging and titanium [38,39], aluminum , and magnesium alloys . The results of these efforts are still relevant.

    Get Price
  • Spiral tube forming machine - Metmac

    What Is Roll Forming Process? The cold roll forming process works by passing the sheet through a series of rollers, each of which adds shape to the metal as it passes. The rollers work together to form the desired cross section. Since the process is consistent and easy to repeat, roller forming offers a great way to produce even very high volumes of metal components.

    Get Price
  • Cold forging

    The company, which makes cold forging fastenings for the automotive industry, has increased turnover from pounds 3 million when it was bought in a management buy-out …

    Get Price
  • Cold forming

    2021-8-13 · The technology of cold forming is suitable for a broad range in use and dimensions: precision-moulded parts with a diameter of 0.5–50 mm and a length of 3–300 mm can be manufactured. Thanks to our comprehensive production expertise, even complex shapes and continually new application-specific solutions can be realised.

    Get Price
  • The Effect of Cold Forming on Structure and Properties of ...

    The cold forging percentage was evaluated for 17.45, 33.30, 42.0 and 46.47 %. The microstructural analysis of the steel shows tempered martensite. The tensile strength, yield strength and hardness were found to increase with the increase of cold forging percentage due to the energy stored in the material during cold forging.

    Get Price
  • Upset Forging Process

    Upset forging machines are a type of specialty forging press. These machines, first designed to efficiently forge the head on a bolt or similar fastener, spawned an entirely separate class of specialty forging machines called cold headers. In principle, all machines …

    Get Price
  • Rotary Forging - NIST

    2016-4-5 · forging is in the low axial force required to form a part. Because only a small area of the die is in contact with the workpiece at any given time, rotary forging requires as little as one-tenth the force required by conventional forging tech-niques. The smaller forging forces result in lower machine and die deformation and in less die ...

    Get Price
  • Steels for Cold Formed Parts without Heat Treatment

    2018-7-3 · Sidenor | Cold Forging Pre-Treated Steels 6 Microalloyed Steels are… Hot Rolling Annealing Cold Forging Tempering time T (ºC) Thermomechanical Hot Rolling and Controlled Cooling Cold Forging • Low-medium carbon steels that, by microalloying and thermomechanical hot rolling, can be cold forged to achieve the properties required for grade 8 ...

    Get Price
  • Stamping Press Technology

    Flow Control Forming combines conventional press working with cold forging in a single press. Hard Guarding & Light Curtains, Gap Frame Presses. Provides Point-of-Operation Safety. High Precision Drive Train, NC, NS, & DSF Series ... Low maintenance system improves performance.

    Get Price
  • Forging: Types, Operation, Defects, Advantage ...

    Forging is a manufacturing process in which we obtain different shapes and sizes of a metal by the operation of hot and cold forging. Other manufacturing processes like casting where liquid metals are poured into a mold and the operation are carried but when we talk about forging…

    Get Price
  • Cold Extrusion.pdf

    2016-9-9 · Cold extrusion, being a forging operation, has the typical advantages of material savings, work. hardening (strengthening), and grain flow or directional strengthening. Compared to other forging operations cold extrusion is particularly attractive for the following reasons: dimensional precision, superior surface finish, net-shaped features ...

    Get Price
  • Forging: How It Works, Pros and Cons, and Applications ...

    2020-7-8 · It is a very low-cost process that only requires minimal set-up of the equipment for long production runs. Forging temperatures. Modern forging techniques may make use of different types of machine assemblies, but they can all be broadly classified into two types – hot and cold forging. Hot forging. Hot forging is forging …

    Get Price
  • Medium/high carbon low alloy steel for warm/cold forming ...

    1998-1-7 · Process for the cold forming of iron and steel: 1985-05-14: Sonoda et al. 4466842: Ferritic steel having ultra-fine grains and a method for producing the same: 1984-08-21: Yada et al. 4326886: Steel for cold forging having good machinability and the method of making the same: 1982-04-27: Abeyama et al. 4322256: Tool made from alloy steel for ...

    Get Price