| Quantity: | |
|---|---|
300 series
Hongkun
7304499000
Stainless steel seamless pipe is a long strip of steel with a hollow section and no seams around it. The thicker the wall thickness of the product, the more economical and practical it is, and the thinner the wall thickness, the higher its processing cost will be.
The process of this product determines its limited performance. Generally, seamless steel pipes have low precision: uneven wall thickness, low brightness inside and outside the tube, high cost of cutting to length, and pits and black spots on the inside and outside are not easy to remove; its detection and Shaping must be handled offline. Therefore, it embodies its superiority in terms of high pressure, high strength, and mechanical structural materials.
| Product Name | Stainless Steel Pipe |
| Steel grade | 200 series,300 series,400 series |
| Standard | ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605, GB13296 |
| Surface | Polishing,annealing,pickling,bright |
| Technique | Hot rolled / cold rolled |
| stainless steel round pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 6mm-2500mm (3/8"-100") |
| stainless steel square pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 4mm*4mm-800mm*800mm |
| stainless steel rectangular pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 4mm*4mm-800mm*800mm |
| Length | 4000mm,5800mm,6000mm,12000mm,or as required. |
| Application | Widely used in petroleum,foodstuff,chemical industry,construction, electric power,nuclear,energy,machinery,biotechnology,paper making,shipbuilding,boiler fields. Pipes also can be made according to the customer's required. |
| Package | Standard export seaworthy package,or as required. |
| Chemical composition | |||||
| Grade | C | Si | Mn | Cr | Ni |
| 304 | ≤0.07 | ≤1.00 | ≤2.0 | 18.00~20.00 | 8.00~10.50 |
| 304L | ≤0.030 | ≤1.00 | ≤2.0 | 18.00~20.00 | 9.00~13.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.0 | 24.00~26.00 | 19.00~22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.0 | 16.00~18.00 | 10.00~14.00 |
| 316L | ≤0.03 | ≤1.00 | ≤2.0 | 16.00~18.00 | 12.00~15.00 |
| 321 | ≤0.08 | ≤1.00 | ≤2.0 | 17.00~19.00 | 9.00~13.00 |
| 904L | ≤0.02 | ≤1.00 | ≤2.00 | 19.00~23.00 | 23.00~28.00 |
| 2205 | ≤0.03 | ≤1.00 | ≤2.0 | 22.00~23.00 | 4.5~6.5 |
| 2507 | ≤0.03 | ≤0.08 | ≤1.20 | 24.00~26.00 | 6.00~8.00 |
| Surface Finish of stainless steel pipe | |
| Surface Finish | Definition and Application |
| No.1 | The surface is finished by heat treatment and pickling or processes corresponding theretoafter hot rolling |
| 2D | The finishes after cold rolling,by heat treatment,pickling or other equivalenttreatment |
| 2B | The finish after cold rolling, by heat treatment,pickling or other equivalent treatment and lastly by cold rolling to give an appropriate luster |
| NO.4 | Polished with abrasive belt of grit#150~#180,have better brightness with discontinuous coarse stria |
| HL | Polished with abrasive belt of grit#150~#320 on the NO.4 finish and has continuous streaks |
| 4K | The product have excellent brightness and prefect reflexivity can be near the mirror |
Surface Treatment
Our Advantanges
Product Application
Packaging&Shipping
Stainless steel seamless pipe is a long strip of steel with a hollow section and no seams around it. The thicker the wall thickness of the product, the more economical and practical it is, and the thinner the wall thickness, the higher its processing cost will be.
The process of this product determines its limited performance. Generally, seamless steel pipes have low precision: uneven wall thickness, low brightness inside and outside the tube, high cost of cutting to length, and pits and black spots on the inside and outside are not easy to remove; its detection and Shaping must be handled offline. Therefore, it embodies its superiority in terms of high pressure, high strength, and mechanical structural materials.
| Product Name | Stainless Steel Pipe |
| Steel grade | 200 series,300 series,400 series |
| Standard | ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605, GB13296 |
| Surface | Polishing,annealing,pickling,bright |
| Technique | Hot rolled / cold rolled |
| stainless steel round pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 6mm-2500mm (3/8"-100") |
| stainless steel square pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 4mm*4mm-800mm*800mm |
| stainless steel rectangular pipe/tube | Wall thickness: 1mm-150mm(SCH10-XXS) Outer diameter: 4mm*4mm-800mm*800mm |
| Length | 4000mm,5800mm,6000mm,12000mm,or as required. |
| Application | Widely used in petroleum,foodstuff,chemical industry,construction, electric power,nuclear,energy,machinery,biotechnology,paper making,shipbuilding,boiler fields. Pipes also can be made according to the customer's required. |
| Package | Standard export seaworthy package,or as required. |
| Chemical composition | |||||
| Grade | C | Si | Mn | Cr | Ni |
| 304 | ≤0.07 | ≤1.00 | ≤2.0 | 18.00~20.00 | 8.00~10.50 |
| 304L | ≤0.030 | ≤1.00 | ≤2.0 | 18.00~20.00 | 9.00~13.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.0 | 24.00~26.00 | 19.00~22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.0 | 16.00~18.00 | 10.00~14.00 |
| 316L | ≤0.03 | ≤1.00 | ≤2.0 | 16.00~18.00 | 12.00~15.00 |
| 321 | ≤0.08 | ≤1.00 | ≤2.0 | 17.00~19.00 | 9.00~13.00 |
| 904L | ≤0.02 | ≤1.00 | ≤2.00 | 19.00~23.00 | 23.00~28.00 |
| 2205 | ≤0.03 | ≤1.00 | ≤2.0 | 22.00~23.00 | 4.5~6.5 |
| 2507 | ≤0.03 | ≤0.08 | ≤1.20 | 24.00~26.00 | 6.00~8.00 |
| Surface Finish of stainless steel pipe | |
| Surface Finish | Definition and Application |
| No.1 | The surface is finished by heat treatment and pickling or processes corresponding theretoafter hot rolling |
| 2D | The finishes after cold rolling,by heat treatment,pickling or other equivalenttreatment |
| 2B | The finish after cold rolling, by heat treatment,pickling or other equivalent treatment and lastly by cold rolling to give an appropriate luster |
| NO.4 | Polished with abrasive belt of grit#150~#180,have better brightness with discontinuous coarse stria |
| HL | Polished with abrasive belt of grit#150~#320 on the NO.4 finish and has continuous streaks |
| 4K | The product have excellent brightness and prefect reflexivity can be near the mirror |
Surface Treatment
Our Advantanges
Product Application
Packaging&Shipping
