Guangzhou Changfeng Steel Co., LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 1000t/Month |
| Delivery Time | 7-15 days |
| Packaging Details | Export Standard Packing or Customers'demand |
| Standard | AISI,DIN,ASTM,GB |
| Surface | Machined,black,Plain,mill finish or peeled finish,Grinding |
| Technique | Forged,Hot Rolled,Hot Work Mould Steel |
| Test | SGS / Ut 100% / Element Testing |
| Delivery Condition | Hot Rolled, Forged |
| Ut standard | Sep 1921-84 class 3 C/C to D/D |
| Sample | Free |
| Heat Treatment | Annealing/Q+T |
| Hs Code | 722540 & 722830 |
| Brand Name | CF STEEL |
| Model Number | 1.7225 SAE4140 EN19 SCM440 42CrMo |
| Certification | ISO, Mill Certificate |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1000t/Month |
| Delivery Time | 7-15 days | Packaging Details | Export Standard Packing or Customers'demand |
| Standard | AISI,DIN,ASTM,GB | Surface | Machined,black,Plain,mill finish or peeled finish,Grinding |
| Technique | Forged,Hot Rolled,Hot Work Mould Steel | Test | SGS / Ut 100% / Element Testing |
| Delivery Condition | Hot Rolled, Forged | Ut standard | Sep 1921-84 class 3 C/C to D/D |
| Sample | Free | Heat Treatment | Annealing/Q+T |
| Hs Code | 722540 & 722830 | Brand Name | CF STEEL |
| Model Number | 1.7225 SAE4140 EN19 SCM440 42CrMo | Certification | ISO, Mill Certificate |
| Place of Origin | China | ||
| High Light | forging tool steel ，alloy tool steel | ||
Hot rolled / forged 1.6582 4340 40CrNiMoA 34CrNiMo6 Alloy Steel Rod for tools
1.6582 4340 40CrNiMoA 34CrNiMo6 Alloy Steel Rod
Similar Grade
| GB | AISI | DIN | JIS | EN | TOCT | ISO | ||
| 40CrNiMoA | 4340 | 1.6582 | SNCM439 | 41NiCrMo 7-3-2 | 40XH2MA (40XHMA) | 36CrNiMo4 | ||
Specification of 4340 steel rod
| Diameter/Thikness(mm) | Width(mm) | Length(mm) | |
| Round Bar | 16-600 | / | 3000-6000 |
| Plate | 16-200 | 200-800 | 3000-6000 |
| The specification can be customized. | |||
Chemical compositons
| C | Si | Mn | P | S | Cr | Ni | Mo | |
| 40CrNiMo | 0.37-0.44 % | 0.17-0.37 % | 0.50-0.80 % | ≤0.025% | ≤0.025% | 0.60-0.90% | 1.25-1.65% | 0.15-0.25% |
| 4340 | 0.38-0.43 | 0.15-0.35 | 0.60-0.80 | ≤0.035 | ≤0.040 | 0.70-0.90 | 1.65-2.00 | 0.20-0.30 |
Features of 4340 steel rod
1, chromium molybdenum alloy steel;
2, high strength and toughness;
3, good stability of hardenability and anti-overheating;
4, good high tensile strength with shock resistance.
Typical applications
1, heavy machinery and high-load of shaft;
2, rotor shaft and blades;
3, special performance requirements of the vital parts after nitriding treatment.
Packing
20ft: GW 27T; (5.80mX2.13mX2.18m)
40ft: GW 27T; (11.8mX2.13mX2.18m)
Delivery time
For abundant stock, 15-20 days.For customized products, 30-50 days.
We have full set of equipement (sawing machine/grinding/polishing machine) to make customer's specification.
| 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.
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Trading Company
Year Established:
2012
Total Annual:
5000000-10000000
Employee Number:
100~120
Ecer Certification：
Active Member
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct... Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct...
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