Complaint
| Product name | Stainless steel pipe/ tube |
| Technique | Welded/ Seamless |
| Standard | ASTM A778, ASTM A312, JIS G3448, EN10312, CJ/T 151 |
| Material | Mainly: 201, 202, 304, 304L, 304H, 316, 316L, 316Ti, 2205, 330, 630, 660, 409L, 321, 310S, 410, 416, 410S, 430, 347H, 2Cr13, 3Cr13 etc 300series: 301, 302, 303, 304, 304L, 309, 309s, 310, 310S, 316, 316L, 316Ti, 317L, 321, 347 200series: 201, 202, 202cu, 204 400series: 409, 409L, 410, 420, 430, 431, 439, 440, 441, 444 Others: 2205, 2507, 2906, 330, 660, 630, 631, 17-4ph, 17-7ph, S318039 904L,etc Duplex stainless steel: S22053, S25073, S22253, S31803, S32205, S32304 Special Stainless Steel: 904L, 347/347H, 317/317L, 316Ti, 254Mo |
| Outside Diameter | Seamless Pipe: 4mm-812.80mm |
| Welded Pipe: single slit(Φ8mm-Φ630mm); girth(Φ630mm-Φ3000mm) | |
| Thickness | Seamless Pipe: 0.5mm - 60mm |
| Welded Pipe: single slit(0.5mm-25mm); girth(3mm-45mm) | |
| Length | ≤12000mm or as per customer request |
| Surface | Polishing (180#,220#,240#,320#400#,600#), Hairline, Aid Pickling, Inside weld leveling, Online bright heat) |
| Application | Decoration (Processed into railings, handrails, doors and windows), Medical, Industry, Water Supply, Municipal Engineering ,etc |
| Delivery time | 7-15 days subject to the clients' requirement and quantity |
| Package | Clients' requirement and standard export sea-worthy packing |
| Austenitic Stainless Steel | 201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc |
| Martensitic Stainless Steel | 410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc |
| Duplex Stainless Steel | S31803, S32101, S32205, S32304, S32750, etc |
| Ferritic Stainless Steel | 429, 430, 433, 434, 435, 436, 439, etc |
| China | Japan | America | Korean | EU | Australia | Density t/m |
| GB/T20878 | JIS | ASTM | KS | BSEN | AS | |
| 12Cr13 | SUS403 | 403 | STS403 | - | 403 | 7.75 |
| 20Cr13 | SUS420J1 | 420 | STS420J1 | 1.4021 | 420 | 7.75 |
| 30Cr13 | SUS420J2 | - | STS420J2 | 1.4028 | 420J2 | 7.75 |
| 10Cr17 | SUS430 | 430 | STS430 | 1.4016 | 430 | 7.70 |
| 68Cr17 | SUS440A | 440A | STS440A | - | 440A | 7.70 |
| 06Cr19Ni10 | SUS304 | 304 | STS304 | 1.4301 | 304 | 7.93 |
| 022Cr19Ni10 | SUS304L | 304L | STS304L | 1.4306 | 304L | 7.93 |
| 06Cr17Ni12Mo2 | SUS316 | 316 | STS316 | 1.4401 | 316 | 7.98 |
| 022Cr17Ni12Mo2 | SUS316L | 316L | STS316L | 1.4404 | 316L | 7.98 |
| 06Cr18Ni11Ti | SUS321 | 321 | STS321 | 1.4541 | 321 | 7.93 |
| 06Cr18Ni11Nb | SUS347 | 347 | STS347 | 1.455 | 347 | 7.98 |
| Chemical component ( %) | |||||||||
| Grade | C (Max) | Si (Max) | Mn (Max) | P (Max) | S (Max) | Cr | Ni | Mo | Nitrogen (Max) |
| 201 | 0.15 | 1 | 5.50 - 7.50 | 0.06 | 0.03 | 16.00 - 18.00 | 3.50 - 5.50 | - | 0.25 |
| 202 | 0.15 | 1 | 7.50 - 10.00 | 0.06 | 0.03 | 17.00 - 19.00 | 4.00 - 6.00 | - | 0.25 |
| 301 | 0.15 | 1 | 2 | 0.045 | 0.03 | 16.00 - 18.00 | 6.00 - 8.00 | - | 0.1 |
| 304 | 0.08 | 1 | 2 | 0.045 | 0.03 | 18.00 - 20.00 | 8.00 - 10.50 | - | 0.1 |
| 304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 18.00 - 20.00 | 8.00 - 12.00 | - | 0.1 |
| 309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 22.00 - 24.00 | 12.00 - 15.00 | - | - |
| 310S | 0.08 | 1.5 | 2 | 0.045 | 0.03 | 24.00 - 26.00 | 19.00 - 22.00 | - | - |
| 316 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16.00 - 18.00 | 10.00 - 14.00 | 2.00 - 3.00 | 0.1 |
| 316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 16.00 - 18.00 | 10.00 - 14.00 | 2.00 - 3.00 | 0.1 |
| 316Ti | 0.08 | 1 | 2 | 0.045 | 0.03 | 16.00 - 18.00 | 10.00 - 14.00 | 2.00 - 3.00 | 0.1 |
| 317 | 0.08 | 0.75 | 2 | 0.045 | 0.03 | 18.00 - 20.00 | 11.00 - 14.00 | 3.00 - 4.00 | 0.1 |
| 317L | 0.03 | 0.75 | 2 | 0.045 | 0.03 | 18.00 - 20.00 | 11.00 - 15.00 | 3.00 - 4.00 | 0.1 |
| 321 | 0.08 | 0.75 | 2 | 0.045 | 0.03 | 17.00 - 19.00 | 9.00 - 12.00 | - | 0.1 |
| Standard | Material | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | Hardness(HRB) |
| ASTM A240 | 201 | ≥515 | ≥260 | ≥40 | ≤95 |
| 304 | ≥515 | ≥205 | ≥40 | ≤92 | |
| 316L | ≥485 | ≥170 | ≥30 | - | |
| 430 | ≥450 | ≥205 | ≥22 | ≤89 |
| Itme | Surface finishing | Surface finishing methods | Main application |
| NO.1 | HR | Heat treatment after hot rolling, pickling, or with treatment | For without the purpose of the surface gloss |
| NO.2D | Without the SPM | Method of heat treatment after cold rolling, pickling surface roller with wool or eventually a light rolling a matte surface processing | General materials,building materials. |
| NO.2B | After SPM | Giving No.2 processing materials appropriate method of cold light sheen | General materials, building materials ( most of the goods are processed ) |
| BA | Bright annealed | Bright heat treatment after cold rolling , in order to be more shiny, cold light effect | Automotive parts, home appliances, vehicles, medical equipment, food equipment |
| NO.3 | Shiny, coarse grain processing | The NO.2D or NO.2B processing timber No. 100-120 polishing abrasive grinding belt | Building materials, kitchen supplies |
| NO.4 | After CPL | The NO.2D or NO.2B processing timber No. 150-180 polishing abrasive grinding belt | Building materials, kitchen supplies, vehicles, medical equipment, food equipment |
| 240# | Grinding of fine lines | The NO.2D or NO.2B processing timber 240 polishing abrasive grinding belt | Kitchen appliances |
| 320# | More than 240 lines of grinding | The NO.2D or NO.2B processing timber 320 polishing abrasive grinding belt | Kitchen appliances |
| 400# | Close to BA luster | The MO.2B timber 400 polishing wheel polishing method | Building materials, kitchen utensils |
| HL (hair lines) | Polishing line having a long continuous processing | In a suitable size ( usually mostly No. 150-240 grit ) abrasive tape for as long as the hair, having a continuous processing method of polishing line | The most common building materials processing |
| NO.6 | NO.4 processing less than the reflection , the extinction | NO.4 processing material used for polishing Tampico brushing | Building materials, decorative |
| NO.7 | Highly accurate reflectance mirror processing | No. 600 of the rotary buff with a polishing | Building materials, decorative |
| NO.8 | Highest reflectivity mirror finish | Fine particles of abrasive material in order polishing , mirror polishing with a polishing | Building materials, decorative, mirrors |
