Shanghai Haosteel Co., Limited
| Payment Terms | L/C, T/T |
| Supply Ability | 5000tons per month |
| Delivery Time | 5-10 working days after order confirmed and receive deposit |
| Packaging Details | Woven bags and plastic strips inside packing, wooden / iron pallet and steel strips outside packing. |
| Product | 431 Stainless steel round bar |
| Standard | ASTM A276 A484 |
| Material | 431 |
| Surface | Pickled,Black,Bright,Polishing,Blasting,etc |
| Type | Round,square,hexagonal,flat,angle |
| Length | 6m,5.8m,3m or as required |
| Item | Hot Rolled Cold Drawn Shaft Profile st |
| Market | Europe,South America, Africa ,Oceania ,such as :Chile,Spain, USA,Germany,India,Iran,Dubai,Iraq,Vietnam,Ireland,Korea, Singapore,and so on |
| Brand Name | HAOSTEEL |
| Model Number | HS431 |
| Certification | ISO9001 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 5000tons per month |
| Delivery Time | 5-10 working days after order confirmed and receive deposit | Packaging Details | Woven bags and plastic strips inside packing, wooden / iron pallet and steel strips outside packing. |
| Product | 431 Stainless steel round bar | Standard | ASTM A276 A484 |
| Material | 431 | Surface | Pickled,Black,Bright,Polishing,Blasting,etc |
| Type | Round,square,hexagonal,flat,angle | Length | 6m,5.8m,3m or as required |
| Item | Hot Rolled Cold Drawn Shaft Profile st | Market | Europe,South America, Africa ,Oceania ,such as :Chile,Spain, USA,Germany,India,Iran,Dubai,Iraq,Vietnam,Ireland,Korea, Singapore,and so on |
| Brand Name | HAOSTEEL | Model Number | HS431 |
| Certification | ISO9001 | Place of Origin | CHINA |
| High Light | stainless steel rod ，solid stainless steel rod | ||
431 stainless steel round bar black finish heat treatment hardness qualified UT test
Description:
Cr steel with Ni in 431(16cr-2ni) has high mechanical properties through heat treatment, and is superior to 410 and 430 steel in corrosion resistance.The 431 stainless steel corresponds to Chinese 1Cr17Ni2 and Japanese JIS SUS431, Germany X22CrNi17.
Diameter tolerance: +1.5~+3.0mm
Chemical Composition:
| Compsition | C Max% | Si Max% | Mn Max% | P Max% | S Max% | Cr% | NI% |
| 410 | 0.15 | 1.0 | 1.0 | 0.04 | 0.03 | 11.5-13.5 | -- |
| 420 | 0.025 | 1.0 | 1.0 | 0.04 | 0.03 | 12.0-14.0 | -- |
| 430 | 0.12 | 0.75 | 1.0 | 0.04 | 0.03 | 16.0-19.0 | -- |
| 431 | 0.20 | 1.0 | 1.0 | 0.04 | 0.03 | 15.0-17.0 | 1.25-2.5 |
Mechanical properties:
Tensile strength σb (MPa): quenching and tempering, ≥1080
Elongation δ5 (%): quenching and tempering, ≥10
Impact work Akv (J): quenching and tempering, ≥39
Hardness: annealing, ≤ 285HB
Heat treatment specification and metallographic structure: heat treatment specifications:
1) annealing, tempering at 680-700 °C for high temperature tempering;
2) quenching, oil cooling at 950 to 1050 °C;
3) tempering at 275 to 350 °C.
Metallographic organization: The tissue is characterized by martensite type.
Delivery status: generally delivered in heat treatment state, the type of heat treatment is indicated in the contract; if not specified, it is delivered according to the state without heat treatment.
Tolerance of bright polished bar:
| Tolerance | h7 | h8 | h9 | h10 | h11 | f7 | f8 |
| OD mm | |||||||
| 6-10 | 0-0.015 | 0-0.022 | 0-0.036 | 0-0.058 | 0-0.09 | -0.013 -0.028 | -0.013 -0.035 |
| 10-18 | 0-0.018 | 0-0.027 | 0-0.043 | 0-0.058 | 0-0.09 | -0.016 -0.034 | -0.016 -0.043 |
| 18-30 | 0-0.021 | 0-0.033 | 0-0.052 | 0-0.084 | 0-0.13 | -0.02 -0.041 | -0.02 -0.053 |
| 30-50 | 0-0.025 | 0-0.039 | 0-0.062 | 0-0.1 | 0-0.16 | -0.025 -0.05 | -0.025 -0.064 |
| 50-80 | 0-0.030 | 0-0.046 | 0-0.074 | 0-0.12 | 0-0.19 | -0.03 -0.06 | -0.03 -0.076 |
| 80-120 | 0-0.035 | 0-0.054 | 0-0.087 | 0-0.14 | 0-0.22 | -0.036 -0.071 | -0.036 -0.9 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller
Employee Number:
200~300
Ecer Certification：
Verified Supplier
Haosteel, with stainless steel as its main business, manufactures premium stainless steel products with high technologies and a high added value and fosters four major product categories, namely stainless steel bars, stainless steel pipes, stainless steel plates, stainless steel wires, now the Carbo... Haosteel, with stainless steel as its main business, manufactures premium stainless steel products with high technologies and a high added value and fosters four major product categories, namely stainless steel bars, stainless steel pipes, stainless steel plates, stainless steel wires, now the Carbo...
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