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Product Details:
Payment & Shipping Terms:
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| Standard: | AISI,DIN,ASTM,GB | Surface: | Machined,black,Plain,mill Finish Or Peeled Finish,Grinding |
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| Test: | SGS / Ut 100% / Element Testing | Delivery Condition: | Hot Rolled, Forged |
| Heat Treatment: | Annealing/Q+T | Hs Code: | 722540 & 722830 |
| High Light: | high carbon steel plate,carbon steel rod |
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Alloy Construction Steel DIN 1.7225 4140 Scm440 42CrMo4 Q + T Heat Treatment
Chemical composition (%):
| Grade | C | Si | Mn | P≤ | S≤ | Cr | Mo | Ni≤ | Cu≤ |
| SAE 4140 | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.030 | 0.040 | 0.80-1.10 | 0.15-0.25 | 0.25 | 0.35 |
Delivery condition:
Hot rolled or forging
EAF or ESR material
Black or machined surface
Annealing HBS <217
Available sizes:
Round bar size: 60mm to 350mm
Thickness: 20-300mm
Width: 205-610mm
Length: 2000-5800mm
Heat Treatment:
Quenching 850 °C, the oil cold; Tempering 560 °C, water, oil, and cold.
Applications:
Used in the manufacture of high strength, large cross-section forgings such as supercharger transmission gear,rear axle,hummar shank etc.
High strength, hardenability, good toughness, low deformation in quenching, high creep strength and endurance.Used in the manufacture requirements higher than 35 crmo steel strength and conditioning section more large forgings, such as locomotive traction with the big gear, supercharger drive gear, rear axle, the load of connecting rod and a spring clip, can also be used to under 2000 m deep well of oil drill pipe joint and the fishing tool and so on.
Changfeng Tool & Die Steel main product:
| STANDARD/GRADE of steel | Flat Bar Size(mm) | Round bar Size(mm) | Technics | ||||||
| DIN | AISM | JIS | GB(China) | Thickness | Width | Length | Diameter | Length | |
| 1.121 | SAE1050 | S50C | 50# | 10-450 | 155-2200 | 2000-12000 | Forged, Hot Rolled | ||
| 1.2311 | P20 | PDS-3 | 3Cr2Mo | 10-460 | 155-2200 | 2000-10000 | 20-200 | 2000-6000 | |
| 1.2738 | P20+Ni | - | 3Cr2NiMnMo | 21-300 | 155-2200 | 2000-8000 | 20-200 | 2000-6000 | |
| 1.2379 | D2 | SKD10 | SKD10 | 10-200 | 155-810 | 2000-6000 | 14-80 | 3000-6000 | |
| 1.2080 | D3 | SKD1 | 3Cr2Mo | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.2083 | 420 | - | 4Cr13 | 10-500 | 155-1200 | 2000-6000 | 12-300 | 3000-6000 | |
| 1.2344 | H13 | SKD61 | 4Cr5MoSiV1 | 10-500 | 155-1600 | 2000-6000 | 16-400 | 3000-6000 | |
| 1.2510 | O1 | SKS3 | 9CrWMn | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
| 1.7225 | SAE4140 | SCM440 | 42CrMo | 10-280 | 155-2200 | 2000-6000 | 16-450 | 3000-6000 | |
About Us
Guangzhou Changfeng Steel Co., Ltd. is a professional special steel company, which specializing in this line in China since 2005. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.
To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel and Daye Special Steel.
Contact Person: Echo
Tel: +86 18148729336
