Shanghai Bozhong Metal Group Co., Ltd.
| Payment Terms | L/C, T/T |
| Supply Ability | 10000TONS PER MONTH |
| Delivery Time | 7-25DAYS ACCORDING TO YOUR ORDER QUANTITY |
| Packaging Details | Standard Seaworthy Package |
| Product Name | Alloy Steel Plates |
| Grade | DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI 4140 |
| Thickness | 1-400mm |
| Width | 50-3000mm |
| Length | 100-6000mm |
| Surface | Black/pickling/bright |
| Brand Name | BOZHONG |
| Model Number | 42CrMo4 |
| Certification | IOS,SGS |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 10000TONS PER MONTH |
| Delivery Time | 7-25DAYS ACCORDING TO YOUR ORDER QUANTITY | Packaging Details | Standard Seaworthy Package |
| Product Name | Alloy Steel Plates | Grade | DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI 4140 |
| Thickness | 1-400mm | Width | 50-3000mm |
| Length | 100-6000mm | Surface | Black/pickling/bright |
| Brand Name | BOZHONG | Model Number | 42CrMo4 |
| Certification | IOS,SGS | Place of Origin | China |
| High Light | 42CrMo Alloy Steel Plate ，AISI 4140 Alloy Steel Plate ，Quenched Alloy Steel Plate | ||
ISI 4140 Alloy steel material stockholders and suppliers from China-OTAI SPECIAL STEEL . we have more 16 years experience in 4140 steel plate, round bar, flat bar, square supply.AISI 4140 alloy steel is chromium, molybdenum, manganese containing low alloy steel. It has high fatigue strength, abrasion and impact resistance, toughness, and torsional strength. The following datasheet gives an overview of AISI 4140 alloy steel.
4140 alloy steel material is a high quality Quenched and Tempered Alloy Structural steel, It belong to the high quality medium carbon alloy steel, Oil Quenched & Tempered Hardenss is 28-34 HRC.4140 Annealing delivery hardenss less than 250HB.
1. SAE AISI 4140 steel Form of Supply
ASTM / AISI 4140 Alloy structural steel, we can supply the round bar, steel flat bar, plate, hexagonal steel bar and square, block. 4140 alloy steel Round bar can be cut to your required lengths as one offs or multiple cut pieces. Rectangular pieces can be cut from flat bar or plate to your specific sizes. Ground tool steel bar can be supply, providing a quality precision finished bar to tight tolerances.
Round
sheet
Square
Plate
Hexagonal
Pipe
2. AISI 4140 equivalent material
3. 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 |
4. 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
5. Supply Size range
Hot Rolled 4140 steel bar: Ø5mm-200mm
Forging 4140 steel bar: Ø140mm-3000mm
Hot rolled 4140 steel plate: Thickness 10mm-200mm x width 100-2300mm
Forged 4140 material steel plate: Thickness 150-1500mm x Width 100 x 3000mm
Others 4140 material have not specified size, pls contact our experienced sales team.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Seller
Year Established:
1998
Total Annual:
45000000-50000000
Employee Number:
120~150
Ecer Certification：
Active Member
We have six subsidiaries located in Shanghai, Zhejiang, Jiangsu and Hongkong, which have built great relationship with the metal facilities abroad and at home, so as to provide excellent services for our clients. We have own entire system for pre-sale, in-sale and after-sale process. And our b... We have six subsidiaries located in Shanghai, Zhejiang, Jiangsu and Hongkong, which have built great relationship with the metal facilities abroad and at home, so as to provide excellent services for our clients. We have own entire system for pre-sale, in-sale and after-sale process. And our b...
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