Shanghai Bozhong Metal Group Co., Ltd.
| Payment Terms | L/C, T/T, Western Union, MoneyGram |
| Supply Ability | 10000TON/MONTH |
| Delivery Time | 3--10days |
| Packaging Details | seaworthy packing or as required |
| Description | 0.3mm Thickness 2B BA Finish 420 Stainless Steel Pipe |
| Grade | 420 |
| Surface | black bright 2B BA finish finishing finished |
| Shape | round |
| Origin | China |
| Thickness | 0.3-200mm |
| OD | 1-2500mm |
| Length | 200-12000mm |
| quality | good quality |
| quantity | ton |
| MOQ | quantity kg ton meter piece pc pcs |
| stock | available stock |
| delivery | as per quantity |
| application | industry construction machining |
| steel grade | 420 4Cr13 S136 1.2083 |
| type of welding | welded seamless smls ERW SAW SSAW LSAW |
| standard | ASTM JIS AISI DIN EN |
| Brand Name | BOZHONG |
| Model Number | 420 |
| Certification | ISO / TUV / DNV |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union, MoneyGram | Supply Ability | 10000TON/MONTH |
| Delivery Time | 3--10days | Packaging Details | seaworthy packing or as required |
| Description | 0.3mm Thickness 2B BA Finish 420 Stainless Steel Pipe | Grade | 420 |
| Surface | black bright 2B BA finish finishing finished | Shape | round |
| Origin | China | Thickness | 0.3-200mm |
| OD | 1-2500mm | Length | 200-12000mm |
| quality | good quality | quantity | ton |
| MOQ | quantity kg ton meter piece pc pcs | stock | available stock |
| delivery | as per quantity | application | industry construction machining |
| steel grade | 420 4Cr13 S136 1.2083 | type of welding | welded seamless smls ERW SAW SSAW LSAW |
| standard | ASTM JIS AISI DIN EN | Brand Name | BOZHONG |
| Model Number | 420 | Certification | ISO / TUV / DNV |
| Place of Origin | China | ||
| High Light | 420 Stainless Steel Pipe ，2B BA Finish Stainless Steel Pipe ，0.3mm Stainless Steel Pipe | ||
0.3mm Thickness 2B BA Finish 420 Stainless Steel Pipe
Similar Standards
| Chinese | American | German | Swedish | Japanese | Japanese |
| GB | AISI | DIN | ASSAB | JIS | DAIDO |
| 4Cr13 | 420 | 1.2083 | S136 | SUS420J2 | S-STAR |
Chemical Composition
| Grades | C | Si | Mn | P | Mo | Ni | V | Cr |
| 1.2083 | 0.38-0.45 | ≤1.0 | ≤1.0 | ≤0.03 | / | 2.5-3.5 | / | 12.0-13.5 |
| 420 | 0.16-0.25 | ≤1.0 | ≤1.0 | ≤0.04 | / | ≤0.75 | / | 12.0-14.0 |
| 4Cr13 | 0.36-0.45 | ≤0.6 | ≤0.8 | ≤0.035 | / | ≤0.6 | / | 12.0-14.0 |
| S136 | 0.34-0.42 | 0.6-1.3 | / | ≤0.030 | 0.30-0.55 | 0.15-0.40 | 13.0-14.5 |
Heat Treatment
| Quenching | Tempering | ||||
| Heating Temperature/ºC | Cooling | Hardness/HRC | Heating Temperature/ºC | Cooling | Hardness/HRC |
| 1000-1050 | Oil | 52-55 | 200-300 | Air | 50-53 |
Mechanical properties editing
● Mechanical properties: Hardness: Annealing, ≤201HB, indentation diameter 3.9 ～ 4.3mm; quenching, ≥50HRC
● Heat treatment specifications and metallographic structure:
Heat treatment specifications:
1) Annealing, slow cooling at 800 ～ 900 ℃ or quick cooling at about 750 ℃;
2) Quenching, oil cooling at 1050 ～ 1100 ℃
3) Tempering, quick cooling at 200 ～ 300 ℃.
Metallographic structure: The structure is characterized by martensite.
| shape | round square rectangular hollow section |
| surface | black bright 2B finished BA finished |
| heat treatment | as per client's requirement |
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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