Small Diameter Thin Wall Stainless Steel Tube 300 & 400 Series Austenitic - 9.53mm to 159mm OD, 0.3mm to 3.0mm Thickness
Zheheng Steel offers premium small diameter thin wall stainless steel tubes in 300 and 400 series austenitic grades. Our manufacturing facilities adhere to strict international standards including ASTM, JIS, BS, EN, GOST and DIN, ensuring consistent quality and performance.
300 series stainless steel tubes feature an austenitic structure providing exceptional corrosion resistance across various environments. These non-magnetic alloys maintain material integrity without heat treatment and offer superior forgeability compared to 400 series alternatives.
- Square tubes
- Round tubes
- Oval pipes
- Special shaped pipes
- Empaistic pipes and fittings
- Outer Diameter: 9.53mm - 159mm
- Thickness: 0.3mm - 3.0mm
- Length: 6m standard or custom lengths
- 180G, 240G, 320G Satin/Hairline
- 400G, 600G Mirror finish
- ASTM A554, A249, A269, A270, A213
- EN10216-5 TC1, D4/T3
- NDT: Eddy Current or Hydraulic Test
- Heat Treatment: Bright Annealed
- Quality Tests: Squash, extended, water pressure, crystal rot, heat treatment, NDT
| Grade | C | Si | Mn | P | S | Ni | Cr | Mo | N |
|---|---|---|---|---|---|---|---|---|---|
| 304(0Cr18Ni9) | ≤0.08 | ≤0.07 | ≤2.0 | ≤0.04 | ≤0.03 | 8.0-11.0 | 18.0-20.0 | -- | -- |
| 304L(00Cr18Ni10) | ≤0.03 | ≤0.07 | ≤2.0 | ≤0.04 | ≤0.03 | 8.0-11.0 | 18.0-20.0 | -- | -- |
| 316(0Cr17Ni12Mo2) | ≤0.08 | ≤0.07 | ≤2.0 | ≤0.04 | ≤0.03 | 11.0-14.0 | 16.0-18.0 | 2.0-3.0 | -- |
| 316L(0Cr17Ni14Mo2) | ≤0.03 | ≤0.07 | ≤2.0 | ≤0.04 | ≤0.03 | 11.0-14.0 | 16.0-18.0 | 2.0-3.0 | -- |
| ASTM Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elogation (%) | Hardness (HRB) |
|---|---|---|---|---|
| 304 | ≥515 | ≥205 | ≥40 | ≤92 |
| 304L | ≥482 | ≥170 | ≥40 | ≤88 |
| 316 | ≥515 | ≥205 | ≥40 | ≤95 |
| 316L | ≥485 | ≥170 | ≥40 | ≤95 |
- Handrail and railing systems
- Staircase construction
- Weldmesh screens
- Doors, windows, and balcony fixtures
- Fencing and bench manufacturing
- Furniture and architectural elements
Delivery Time: 7-15 working days after deposit arrival
Payment Terms: L/C, D/A, D/P, T/T, Western Union, Money Gram
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