不锈钢无缝管
不锈钢无缝管(SMLS管)是通过冲孔加工实心不锈钢坯料,随后进行热精整或冷拔而制成的。由于没有焊缝,它具有优异的结构完整性、高耐压能力以及一致的金属学性能,这使其与焊接不锈钢管区别开来。 它是关键的高温、高压和腐蚀性工业系统中首选的管道材料。我们供应热精拉无缝管和精密冷拔无缝管,提供1号酸洗、BA光亮或抛光表面处理,具有严格的尺寸控制、均匀的壁厚和光滑的内孔,可确保流体、气体和蒸汽的稳定输送。.
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描述
| Item | Details |
|---|---|
| Product Name | Stainless Steel Seamless Pipe / Tube |
| Material | 不锈钢 |
| Available Grade | 201, 304, 304L, 304H, 316, 316L, 316H, 321, 321H, 309S, 310S, 347H, 904L, Duplex 2205, Duplex 2507 |
| Specification | Pipe: φ6–610mm; Wall 0.8–60mm; Length 1000–8000mm |
| Thickness Tolerance | ±0.05mm (Cold drawn precision); ±0.1mm (Hot finished) |
| Shape | Round Tube |
| End Condition | Plain End / Beveled End / Threaded End |
| 表面处理 | No.1, 2B, BA, Polished, HL, No.4, 8K Mirror |
| Standard | AISI, ASTM, BS, DIN, EN, GB, ISO, JIS, ASME |
| 质量保证 | ISO9001, CE; Third‑party testing / inspection; Certifications which apply for Buyers’ Countries. UT / ET / PT NDT available |
| MOQ | 1 TON |
| Payment Terms | TT or LC at sight |
| Delivery Time | Depends on Specifications, Quantity etc. |
| 应用 | Chemical, Pharmaceutical & Bio‑Medical, Petrochemical & Refinery, Environmental, Food Processing, Power Plant, Desalination, Heat Exchanger, Boiler, Water Treatment |
| Packing | Standard Seaworthy Package or as required |
Product Features
- Seamless construction: Manufactured by piercing solid billet with no welding seam, delivering superior structural integrity.
- Hot‑finished & cold‑drawn options: Both hot finished seamless pipe and precision cold drawn seamless tube available for different tolerance requirements.
- High pressure‑bearing capacity: Consistent metallurgical property supports critical high‑temperature, high‑pressure and corrosive systems.
- Broad grade portfolio: Covers 200, 300 series, 904L and duplex 2205 / 2507 stainless steel grades.
- Flexible surface finishes: No.1 pickled, 2B, BA, polished, HL, No.4 and 8K mirror options.
- Multiple end conditions: Plain, beveled or threaded ends for various connection methods.
- NDT quality control: UT / ET / PT non‑destructive testing available; ISO9001 and CE certified.
- High dimensional precision: Cold drawn tolerance ±0.05mm ensures uniform wall thickness and smooth inner bore.
- Reliable export packing: Standard seaworthy packaging for long‑distance transportation.
Typical Performance
- Superior structural integrity: No weld seam provides uniform strength and reliable performance under high‑pressure conditions.
- High‑temperature & pressure resistance: Stable mechanical property for critical high‑temperature, high‑pressure service.
- Excellent corrosion resistance: Resists oxidation and chemical attack in acid, alkali and chloride environments.
- Consistent dimensional accuracy: Uniform wall thickness and smooth inner bore guarantee stable fluid, gas and steam transmission.
- Good weldability & machinability: Suitable for fabrication into critical piping systems.
Main Applications
- ⚗️ Chemical, Pharmaceutical & Bio‑Medical: High‑purity piping for chemical and pharmaceutical production.
- 🛢️ Petrochemical & Refinery: Critical piping for oil refining and petrochemical processes.
- ♻️ Environmental: Piping for environmental and waste‑treatment systems.
- 🍱 Food Processing: Sanitary piping for food processing facilities.
- ⚡ Power Plant: High‑temperature and high‑pressure piping for power generation.
- 🌊 Desalination: Corrosion‑resistant piping for seawater desalination.
- 🔩 Heat Exchanger & Boiler: Tubing for heat exchangers, boilers and water treatment systems.

































