| Place of Origin: | China |
|---|---|
| Brand Name: | Bozhong |
| Certification: | ISO / TUV / DNV |
| Model Number: | AISI 4140 |
| Minimum Order Quantity: | 1000 KG |
| Price: | USD 1000 |
| Packaging Details: | Seaworthy Packing |
| Delivery Time: | 5-10 Days |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1200 Ton Per Month |
| Product Name:: | Alloy Steel Plates | Grade:: | AISI 4140 |
|---|---|---|---|
| Thickness:: | 1-400mm | Width:: | 50-3000mm |
| Length:: | 100-6000mm | Surface:: | 2B BA |
| Density:: | 7.85 G/cm³ | ||
| High Light: | AISI 4140 Alloy Steel Plates,6000mm Alloy Structural Steel Plates,Impact Resistant BA Alloy Steel Plates |
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1. AISI 4140 equivalent material
JAPAN : JIS SCM440 alloy steel
GERMANY: DIN WN-r 1.7255 / 42CrMo4 steel alloy
CHINA : GB 42CrMo steel
BRITISH: BS 708M40
2. AISI 4140 alloy steel Chemical composition
| ASTM A29/29M | C | Si | Mn | Cr | Mo | P | S |
| 4140 | 0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.80~1.10 | 0.15~0.25 | ≤0.035 | ≤0.040 |
| DIN WN-r | C | Si | Mn | Cr | Mo | P | S |
| 1.7225 | 0.38~0.45 | ≤0.40 | 0.60~0.90 | 0.90~1.20 | 0.15~0.30 | ≤0.035 | ≤0.035 |
| GB/T | C | Si | Mn | Cr | Mo | P | S |
| 42CrMo | 0.38~0.45 | 0.17~0.37 | 0.50~0.80 | 0.90~1.20 | 0.15~0.25 | ≤0.030 | ≤0.030 |
| BS | C | Si | Mn | Cr | Mo | P | S |
| 708M40 | 0.36~0.44 | 0.10~0.35 | 0.70~1.00 | 0.90~1.20 | 0.15~0.25 | ≤0.035 | ≤0.035 |
| JIS | C | Si | Mn | Cr | Mo | P | S |
| SCM440 | 0.38~0.43 | 0.15~0.35 | 0.60~0.85 | 0.90~1.20 | 0.15~0.30 | ≤0.030 | ≤0.030 |
3. Applications
DIN 4140 Tool steel is a alloy structural steel, 4140 is used for engineering structural, like high tensile shafts, bolts and nuts, gears, pinions and spindles. Locomotive traction with the big gear, supercharger drive gear, pressure vessel, rear axle, gear load of connecting rod and a spring clip,4140 can also be used to under 2000 m deep well of oil drill pipe joint and the fishing tool, and can be used for bending machine mould, etc
