What kinds of metal materials are commonly used in Shenzhen machining factories?

Those Who Work In Mechanical Engineering Procurement Have To Deal With Commonly Used Metal Materials. This Time, The Editor Of Huiwen Intelligent Manufacturing Will Share With You 24 Commonly Used Materials For Machinery Mold Processing. Do You Know Them?

Huiwen Has Long Been Committed To The Processing Of High-Precision, High-Difficulty, Easy-To-Deform Metal Plastic Parts , Small Medium-Batch Production Of Light Alloy Composite Material Parts (Such As Aluminum Alloy, Carbon Fiber, Etc.),  Procurement Customization Of Robot Parts .

1. 45 - High-Quality Carbon Structural Steel, The Most Commonly Used Medium Carbon Quenched Tempered Steel

Main Features: Medium Carbon Quenched Tempered Steel Is Most Commonly Used In Shenzhen Machining Plants. It Has Good Comprehensive Mechanical Properties, Low Hardenability, Is Prone To Cracking When Quenched In Water. Small Parts Should Be Treated With Quenching Tempering, Large Parts Should Be Treated With Normalizing. Application Examples: Mainly Used To Manufacture High-Strength Moving Parts, Such As Turbine Impellers, Compressor Pistons, Shafts, Gears, Racks, Worms, Etc. Pay Attention To Preheating Before Welding Stress Relief Annealing After Welding.

2. Q235A (A3 Steel) - The Most Commonly Used Carbon Structural Steel

Main Features: High Plasticity, Toughness, Welding Performance, Cold Stamping Performance, Certain Strength, Good Cold Bending Performance. Application Examples: Widely Used In General Parts Welding Structures. Such As Tie Rods, Connecting Rods, Pins, Shafts, Screws, Nuts, Rings, Brackets, Machine Bases, Building Structures, Bridges, Etc.

3. 40Cr - One Of The Most Widely Used Steel Grades, An Alloy Structural Steel

Main Features: After Quenching Tempering, It Has Good Comprehensive Mechanical Properties, Low Temperature Impact Toughness Low Notch Sensitivity, Good Hardenability, High Fatigue Strength When Oil-Cooled, Parts With Complex Shapes Are Prone To Cracks When Water-Cooled. It Has Medium Cold Bending Plasticity, Good Cutting Performance After Tempering Quenching Tempering, But Poor Weldability Is Prone To Cracks. It Should Be Preheated To 100-150℃ Before Welding. It Is Generally Used In The Quenched Tempered State. It Can Also Be Carbonitrided High-Frequency Surface Quenched. Application Examples: After Quenching Tempering Treatment, It Is Used To Manufacture Medium-Speed Medium-Load Parts, Such As Machine Tool Gears, Shafts, Worms, Spline Shafts, Ejector Sleeves, Etc.; After Quenching High-Frequency Surface Quenching, It Is Used To Manufacture Parts With High Surface Hardness Wear Resistance, Such As Gears, Shafts, Spindles, Crankshafts, Spindles, Sleeves, Pins, Connecting Rods, Screws Nuts, Intake Valves, Etc.; After Quenching Medium-Temperature Tempering, It Is Used To Manufacture Heavy-Load Medium-Speed Impact Parts, Such As Oil Pump Rotors, Sliders, Gears, Spindles, Collars, Etc.; After Quenching Low-Temperature Tempering, It Is Used To Manufacture Heavy-Load, Low-Impact, Wear-Resistant Parts, Such As Worms, Spindles, Shafts, Collars, Etc.; After Carbonitriding, It Is Used To Manufacture Transmission Parts With Larger Size Higher Low-Temperature Impact Toughness, Such As Shafts Gears.

4. HT150——Gray Cast Iron

Application Examples In Shenzhen Machining Plants : Gear Boxes, Machine Tool Beds, Boxes, Hydraulic Cylinders, Pump Bodies, Valve Bodies, Flywheels, Cylinder Heads, Pulleys, Bearing Covers, Etc.

5.35 - Common Materials For Various Standard Parts Fasteners

Main Features: Appropriate Strength, Good Plasticity, High Cold Plasticity, Fair Weldability. It Can Be Partially Upset Drawn In Cold State. Low Hardenability, Can Be Used After Normalizing Quenching Tempering. Application Examples: Suitable For Manufacturing Small-Section Parts, Parts That Can Withstand Large Loads: Such As Crankshafts, Levers, Connecting Rods, Shackles, Etc., Various Standard Parts, Fasteners.

6. 65Mn - Commonly Used Spring Steel

Application Examples: Various Small-Sized Flat Round Springs, Seat Springs, Spring Springs, Spring Rings, Valve Springs, Clutch Reeds, Brake Springs, Cold-Rolled Spiral Springs, Retaining Springs, Etc.

7. 0Cr18Ni9 - The Most Commonly Used Stainless Steel (US Steel Grade 304, Japanese Steel Grade SUS304)

Characteristics Applications: As The Most Widely Used Stainless Heat-Resistant Steel, It Is Used In Food Equipment, General Chemical Equipment, Energy Industry Equipment. Huiwen Has Long Been Committed To The Processing Of High-Precision, High-Difficulty, Easy-To-Deform Metal Plastic Parts, Small Medium-Volume Production Of Light Alloy Composite Material (Such As Aluminum Alloy, Carbon Fiber, Etc.) Parts, Robot Parts Procurement Customization Services.

8. Cr12 - Commonly Used Cold Working Die Steel (US Steel Grade D3, Japanese Steel Grade SKD1)

Characteristics Applications: Cr12 Steel Is A Widely Used Cold Working Die Steel, Belonging To The High Carbon High Chromium Type Of Ledeburite Steel. The Steel Has Good Hardenability Good Wear Resistance; Because The Carbon Content Of Cr12 Steel Is As High As 2.3%, The Impact Toughness Is Poor, It Is Easy To Be Brittle, It Is Easy To Form Uneven Eutectic Carbides; Because Of Its Good Wear Resistance, Cr12 Steel Is Mostly Used In Shenzhen Machining Factories To Manufacture Cold Punching Dies, Punches, Blanking Dies, Cold Heading Dies, Cold Extrusion Dies, Punches Dies, Drill Bushings, Gauges, Wire Drawing Dies, Stamping Dies, Thread Rolling Plates, Drawing Dies, Cold Pressing Dies For Powder Metallurgy, Which Are Subject To Small Impact Loads Require High Wear Resistance.

9. DC53 - Commonly Used Cold Working Die Steel Imported Japan

Characteristics Applications: High Strength Toughness Cold Working Die Steel, Japan Daido Special Steel (Strain) Manufacturer Steel Number. After High Temperature Tempering, It Has High Hardness, High Toughness, Good Wire Cutting Performance. Used For Precision Cold Stamping Dies, Drawing Dies, Thread Rolling Dies, Cold Punching Dies, Punches, Etc. 10. SM45 - Ordinary Carbon Plastic Mold Steel (Japanese Steel Number S45C) Huiwen Has Long Been Committed To The Processing Of High-Precision, High-Difficulty, Easy-To-Deform Metal Plastic Parts, Small Medium-Volume Production Manufacturing Of Light Alloy Composite Materials (Such As Aluminum Alloy, Carbon Fiber, Etc.), Robot Parts Procurement Customization Services.

10. DCCr12MoV——Wear-Resistant Chrome Steel

Domestic. Compared With Cr12 Steel, It Has Lower Carbon Content, Mo V Are Added To Improve The Unevenness Of Carbides. MO Can Reduce Carbide Segregation Improve Hardenability, V Can Refine Grains Increase Toughness. This Steel Has High Hardenability, Can Be Completely Hardened With A Cross Section Below 400mm. It Can Still Maintain Good Hardness Wear Resistance At 300~400℃. It Has Higher Toughness Than Cr12, Small Volume Change During Quenching, High Wear Resistance Good Comprehensive Mechanical Properties. Therefore, Various Molds With Large Cross-Sections, Complex Shapes, Large Impacts Can Be Manufactured, Such As Ordinary Stretching Dies, Punching Dies, Punching Dies, Blanking Dies, Trimming Dies, Rolling Dies, Wire Drawing Dies, Cold Extrusion Dies, Cold Cutting Scissors, Circular Saws, Standard Tools, Measuring Tools, Etc.

11. SKD11——Tough Chrome Steel

Produced By Hitachi, Japan. The Casting Structure In The Steel Is Improved Technically, The Grain Is Refined. The Toughness Wear Resistance Are Improved Compared To Cr12mov. The Service Life Of The Mold Is Extended.

12. D2 - High Carbon High Chromium Cold Working Steel

Made In The United States. It Has High Hardenability, Hardenability, Wear Resistance, Good High-Temperature Oxidation Resistance, Good Corrosion Resistance After Quenching Polishing, Small Heat Treatment Deformation. Shenzhen Machining Factories Are Suitable For Manufacturing Various Cold Working Dies, Tools Measuring Tools That Require High Precision Long Life, Such As Drawing Dies, Cold Extrusion Dies, Cold Shearing Knives, Etc.

13. SKD11 (SLD) - Non-Deformation Tough High Chromium Steel

Produced By Hitachi, Japan. Due To The Increase In MO V Content In The Steel, The Casting Structure In The Steel Is Improved, The Grains Are Refined, The Carbide Morphology Is Improved. Therefore, The Strength Toughness (Bending Strength, Deflection, Impact Toughness, Etc.) Of This Steel Are Higher Than SKD1 D2, The Wear Resistance Is Also Increased, It Has Higher Tempering Resistance. Practice Has Proved That The Life Of This Steel Mold Is Longer Than That Of Cr12mov. It Is Often Used To Manufacture Molds With High Requirements, Such As Drawing Molds, Impact Grinding Wheel Molds, Etc.

14. DC53 - High Toughness High Chromium Steel

Produced By Japan Datong Co., Ltd. The Heat Treatment Hardness Is Higher Than SKD11. After High Temperature (520-530) Tempering, It Can Reach 62-63HRC High Hardness. In Terms Of Strength Wear Resistance, DC53 Exceeds SKD11. The Toughness Is Twice That Of SKD11. The Toughness Of DC53 Rarely Cracks Cracks In Cold Working Die Manufacturing. The Service Life Is Greatly Improved. The Residual Stress Is Small. The Residual Stress Is Reduced By High Temperature Return. Because The Cracks Deformation After Wire Cutting Are Suppressed. The Cutting Grinding Properties Are Better Than SKD11. It Is Used For Precision Stamping Dies, Cold Forging, Deep Drawing Dies, Etc.

15. SKH-9 - General High-Speed Steel With High Wear Resistance Toughness

Produced By Hitachi, Japan. Used For Cold Forging Dies, Strip Cutting Machines, Drills, Reamers, Punches, Etc.

16. ASP-23 - Powder Metallurgy High Speed Steel

Made In Sweden. The Carbide Is Evenly Distributed, Wear-Resistant, High Toughness, Easy To Process, Dimensionally Stable After Heat Treatment. It Is Used For Punches, Deep Drawing Dies, Drilling Dies, Milling Cutters, Shear Blades Other Long-Life Cutting Tools.

17. P20 - Generally Required Size Plastic Molds

Made In The USA. Can Be Electro-Etched. Factory Pre-Hardened To HB270-300. Quenching Hardness HRC52.

18.718——High-Quality Plastic Molds Of Different Sizes

Made In Sweden. Especially For Electro-Etching Operation. Factory Pre-Hardened HB290-330. Quenching Hardness HRC52

19. Nak80——High Mirror Surface, High Precision Plastic Mold

Produced By Japan Datong Co., Ltd. Factory Pre-Hardened HB370-400. Quenching Hardness HRC52

20. S136 - Anti-Corrosion Mirror-Polished Plastic Molds

Made In Sweden. Factory Pre-Hardened HB＜215. Quenching Hardness HRC52.

21. H13 - Commonly Used Die Casting Mold

Used For Aluminum, Zinc, Magnesium Alloy Die Casting. Hot Stamping Die, Aluminum Extrusion Die,

22. SKD61 - Advanced Die Casting Mold

Produced By Hitachi, Japan, It Has A Significantly Longer Service Life Than H13 Through The Electroballast Remelting Technology. Hot Stamping Dies, Aluminum Extrusion Dies, Huiwen Has Long Been Committed To The Processing Of High-Precision, High-Difficulty, Easy-To-Deform Metal Plastic Parts, Small Medium-Volume Production Of Light Alloy Composite Material Parts (Such As Aluminum Alloy, Carbon Fiber, Etc.), Robot Parts Procurement Customization Services.

23. 8407——Advanced Die Casting Mold

Made In Sweden. Hot Stamping Dies, Aluminum Extrusion Dies. 

24. FDAC - Sulfur Is Added To Enhance Its Machinability

The Factory Pre-Hardened Hardness Is 338-42HRC, Can Be Directly Engraved Without Quenching Tempering. It Is Used For Small Batch Molds, Simple Molds, Various Resin Products, Sliding Parts, Mold Parts With Short Delivery Time, Zipper Molds, Eyeglass Frame Molds.