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| Type: | Stainless Steel Pipes |
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| Standard: | ASTM, AISI, GB, JIS, DIN, EN |
| Grade: | 300 Series |
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Stainless Steel Pipe
Full professional English specification for international trade
Basic Definition
Stainless steel pipe is a long hollow steel strip made of corrosion-resistant stainless steel, widely used for fluid transportation, structure, decoration, heat exchange and industrial pipelines.
Common Grades Comparison (Most Popular in Global Market)
| Grade | Material Series | Corrosion Resistance | Heat Resistance | Mechanical Strength | Weldability | Main Application | Price Level |
| 201 | Austenitic stainless steel | Fair | Low | Medium | Good | Decoration, handrail, furniture, low-cost pipeline | Lowest |
| 304 | Austenitic stainless steel | Good | Medium | Medium | Excellent | Universal general purpose, water pipe, food industry, household, construction | Medium |
| 316L | Austenitic stainless steel | Excellent | High | Medium | Excellent | Marine, chemical industry, seawater, acid & alkali environment, medical equipment | High |
| 321 | Heat-resistant stainless steel | Good | Ultra-high | High | Good | High temperature pipeline, exhaust pipe, boiler | High |
| Grade | Steel Type | Main Alloy Elements | Corrosion Resistance | High Temperature Resistance | Hardness | Weldability | Magnetic | Surface Oxidation | Price Level | Main Applications for Pipe |
| 201 | Austenitic | Low Ni, High Mn | Fair | Low | Medium | Good | Slightly magnetic | Easy rust in humid/salty air | Lowest | Decoration pipes, handrails, guardrails, low-cost structure, indoor pipelines |
| 304 | Austenitic | 18%Cr, 8%Ni | Good | Medium | Medium | Excellent | Non-magnetic | Stable, anti-rust in normal environment | Medium | Universal water pipes, food equipment, household pipeline, construction, general industrial use |
| 316L | Austenitic | 16%Cr, 10%Ni, 2-3%Mo | Excellent | High | Medium | Excellent | Non-magnetic | Best anti-corrosion against seawater, acid and alkali | High | Marine pipeline, chemical industry, seawater environment, medical equipment, corrosive medium transmission |
| 321 | Austenitic | 18%Cr, 10%Ni, Ti stabilized | Good | Ultra-high temperature | Medium | Good | Non-magnetic | Excellent anti-high temperature oxidation | High | High-temperature pipes, exhaust pipes, boiler tubes, heat exchanger pipelines |
| 430 | Ferritic | 17%Cr, Low Ni | Medium | Medium | Medium | Average | Strongly magnetic | Good atmospheric corrosion resistance | Low | Decorative pipes, kitchen equipment, low-corrosion pipelines |
| PMaterial Grade | 304,304L,309S,310S,316,316Ti,317,317L,321,347,347H,304N,316L, 316N,201,202 |
| Standard | JIS/JIS/SUS/GB/DIN/ASTM/AISI/EN |
| Surface | Polishing,annealing,pickling,bright |
| Technique | Cold Rolled; Hot Rolled |
| Size | 1)stainless steel round pipe/tube: Wall thickness:1mm-150mm Outer diameter:6mm-2500mm 2)stainless steel square pipe/tube: Wall thickness:1mm-150mm Outer diameter:4mm*4mm-800mm*800mm 3)stainless steel rectangular pipe/tube: Wall thickness:1mm-150mm Outer diameter:6mm-2500mm |
| Length | 4000mm,5800mm,6000mm,12000mm,or as required. |
| Applicaiton | Exterior decoration; Architectur; Evevator; Kitchen; Ceiling; Cabinet; Advertising nameplate; Roof structure;Shipbuilding |
| Trade Terms | EXW,FOB,CIF, CFR |
| Loading Port | Shanghai port, Tianjin port, Qindao port or as customized |
| Payment terms | 1)T/T 30 % deposit in advance and balance 70%T/T before delivery. |
| 2) 30% deposit by T/T, the balance by L/C at sight. | |
| 3) 100% L/C at sight. | |
| MOQ | 1Ton |
| Packing Detail | Plastic bag/woven packing or per requirements |
| Delivery Time | 1.Usually,within10 - 20days after receiving deposit or LC. 2.According to the order quantity |
| Samples | Free samples are provided but the freight is borne by the buyer |
