| Grade: | SUS304 | Price Terms: | FOB，CIF，CFR，EXW |
|---|---|---|---|
| Material: | Stainless Steel | Outer Diameter: | 1/8′-48′ |
| Thickness: | XXS-S160 | Standard: | JIS G3459 |
| High Light: | G3459 Stainless Steel， Chemical Processing Stainless Steel | ||
The JIS G3459 standard specifies stainless steel pipes (hereinafter referred to as "pipes") for corrosion-resistant， low-temperature， and high-temperature pipes.
SUS304 is one of the steel types in the JIS G3459 standard.
Pipes should be manufactured using seamless processes， automatic arc welding processes， laser welding processes or resistance welding processes.
| Classification | Grade | Solution treatment ℃ |
| Austenitic pipes | SUS 304TP | 1010 min， rapid cooling |
| Grades | Chemical composition | ||||||
| C | Si | Mn | P | S | Ni | Cr | |
| SUS 304 TP | 0.08 max. | 1.00 max. | 2.00max. | 0.040 max. | 0.030 max. | 8.00~11.00 | 18.00~20.00 |
Mechanical properties
Grade | Mechanical properties | |||||
| Tensile strength | Yield Strength | Elongation % | ||||
| kgf/mm 2 {N/mm2} | kgf/mm 2 {N/mm2} | No. 11 test piece No. 12 test piece | No.5 test piece | No.4 test piece | ||
| Longitudinal direction | Transverse direction | Longitudinal direction | Transverse direction | |||
| SUS 304 TP | 53{520}min. | 21{206} min | 35 min | 25 min | 30 min | 22 min |
| Division | Tolerances on outside diameter | Tolerances on wall thickness | Tolerances on eccentricity |
| ot-finished | Under 50mm 【0.5mm | Under 4mm 【0.5mm | At most 20 % of wall thickness |
| 50mm or over 【1% | 4mm or over 【12.5% | ||
Cold-finished， automatic arc welded pipe， electric resistance welded pipe， and laser welded pipe | Under 30mm 【0.3mm | Under 2mm 【0.2mm | — |
| 30mm or over 【1% | 2mm or over 【10% |
Application
1. Petrochemical Industry: ASTM A312 TP304 welded pipes are widely used in the petrochemical industry for transporting and processing corrosive fluids such as acids， alkalis， and solvents. They are used in refineries， chemical plants， and offshore platforms.
2. Food and Beverage Industry: TP304 welded pipes are commonly used in the food and beverage industry for transporting and processing food products， beverages， and dairy products. They are preferred due to their corrosion resistance and easy cleaning properties.
3. Pharmaceutical Industry: Stainless steel pipes are extensively used in the pharmaceutical industry for transporting and processing various drugs， chemicals， and sterile solutions. ASTM A312 TP304 welded pipes are preferred for their high purity and resistance to corrosion.
4. Water and Wastewater Treatment: TP304 welded pipes are used in water treatment plants and wastewater treatment facilities for transporting and processing water， chemicals， and sludge. They are resistant to corrosion and can withstand harsh environmental conditions.
5. Power Generation: ASTM A312 TP304 welded pipes are used in power plants for transporting steam， condensate， and other fluids. They are preferred for their high-temperature resistance and corrosion resistance properties.
6. Oil and Gas Industry: TP304 welded pipes are commonly used in the oil and gas industry for transporting oil， gas， and other hydrocarbons. They are resistant to corrosion and can withstand high-pressure and high-temperature environments.
7. Construction and Architecture: Stainless steel pipes are used in construction and architectural applications for structural support， handrails， and decorative purposes. TP304 welded pipes are preferred for their durability， aesthetic appeal， and resistance to corrosion.
8. Automotive Industry: TP304 welded pipes find applications in the automotive industry for exhaust systems， fuel lines， and other fluid transportation systems. They are preferred for their high-temperature resistance and corrosion resistance properties.
