Guangzhou Changfeng Steel Co., LTD
| Payment Terms | T/T, L/C |
| Supply Ability | 1000t/Mouth |
| Delivery Time | 15-20 days |
| Packaging Details | bulk packing/wooden packing |
| Diameter | 20-100mm |
| Length | 3000-6000mm |
| Hardness | ≤235HB |
| Technology | Annealed |
| Application | To make van, shaft, bolt of large dia steamer |
| Surface | Black surface |
| Brand Name | Changfeng |
| Model Number | 4340/EN24/40CrNiMo/1.6511/SNCM439 |
| Certification | ISO/ Mill Certificate |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 1000t/Mouth |
| Delivery Time | 15-20 days | Packaging Details | bulk packing/wooden packing |
| Diameter | 20-100mm | Length | 3000-6000mm |
| Hardness | ≤235HB | Technology | Annealed |
| Application | To make van, shaft, bolt of large dia steamer | Surface | Black surface |
| Brand Name | Changfeng | Model Number | 4340/EN24/40CrNiMo/1.6511/SNCM439 |
| Certification | ISO/ Mill Certificate | Place of Origin | China |
| High Light | alloy tool steel ，carbon tool steel | ||
EN24 4340 1.6511 alloy tool Steel Round Bar for vane With Diameter 20-100mm
AISI 4340 steel is used in most industry sectors for applications requiring higher tensile/yield strength than 4140 steel can provide.
Some typical applications such as:
Aircraft Landing Gear
Automotive,
Oil and Gas Drilling,
Forging,
Warm and Cold Forming,
Machine Building,
Transfer Systems, like power transmission gears and shafts.
General engineering industries and structural use applications, such as: heavy duty shafts, gears, axles, spindles, couplings, pins, chucks, molds etc.
Chemical composition(%)
| C | Si | Mn | S | P | Cr | Mo | Ni |
| 0.37~0.44 | 0.15~0.35 | 0.5～0.8 | ≤0.035 | ≤0.035 | 0.60~0.90 | 0.15~0.25 | 1.25~1.65 |
Features:
Excellent hardenability, high toughness and good heat-resistance and fatigue-resistance.
Heat treatment:
Quenching 850 degrees; coolant; oil; tempering temperature of 600 degrees; coolant: water, oil;
Steel annealing or high temperature tempering supply state Brinell hardness GBW is less than or
equal to 269.
Product:
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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