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ASTM A270 TP304 / 1.4301 / UNS S30400 Polished Stainless Steel Sanitary Welded Tubing
Why Choose ASTM A270 Welded Tubing?
Hygiene: Meets strict sanitary requirements for contamination-free fluid transport.
Durability: Resists corrosion from cleaning agents (e.g., detergents, sterilants).
Customization: Available in various sizes (1/8" to 12" diameters) and finishes.
Equivalent Grade of ASTM A270 TP304 Stainless Steel Welded Tube Sanitary Tube
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
Chemical Composition of ASTM A270 TP304 Stainless Steel Welded Tube Sanitary Tube
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
304 | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 |
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
304 | 515 | 205 | 40 | 92 | 201 |
Regular Dimensional Tolerences
Size OD | Nominal Wall | Outside Diameter | Length | Wall |
1/2" (12.7) | 0.065" (1.65)/0.049" (1.25) | +/-0.005 (0.13) | +1/8" (3.18) - 0 | +/-10.0% |
3/4" (19.1) | 0.065" (1.65)/0.049" (1.25) | +/-0.005 (0.13) | +1/8" (3.18) - 0 | +/-10.0% |
1" (25.4) | 0.065" (1.65)/0.049" (1.25) | +/-0.005 (0.13) | +1/8" (3.18) - 0 | +/-10.0% |
1-1/2" (38.1) | 0.065" (1.65)/0.049" (1.25) | +/-0.008" (0.20) | +1/8" (3.18) - 0 | +/-10.0% |
2" (50.8) | 0.065" (1.65)/0.049" (1.25) | +/-0.008" (0.20) | +1/8" (3.18) - 0 | +/-10.0% |
2-1/2" (63.5) | 0.065" (1.65) | +/-0.010" (0.25) | +1/8" (3.18) - 0 | +/-10.0% |
3" (76.2) | 0.065" (1.65) | +/-0.010" (0.25) | +1/8" (3.18) - 0 | +/-10.0% |
4" (101.6) | 0.083" (2.11) | +/-0.015" (0.38) | +1/8" (3.18) - 0 | +/-10.0% |
6" (152.4) | 0.083" (2.11) | +/-0.030" (0.76) | +1" (25.4) - 0 | +/-10.0% |
6" (152.4) | 0.109" (2.77) | +/-0.030" (0.76) | +1" (25.4) - 0 | +/-10.0% |
8" (203.2) | 0.109" (2.77) | +0.061" (1.55)/-0.031" (0.79) | +1" (25.4) - 0 | +/-10.0% |
Application
Food & Beverage:
Milk processing, beer/wine production, juice lines.
Pharmaceuticals:
Purified water systems, CIP (clean-in-place) systems, API (active pharmaceutical ingredient) transport.
Biotechnology:
Bioreactors, fermentation tanks, vaccine production.
Cosmetics:
High-purity fluid handling.