ASTM A312 TP304 Stainless Steel Seamless Pipe 1/2-24 Inch Schedule 40 for Chemical Processing Industry
ASTM A312 TP304 Stainless Steel Seamless Pipe
Our ASTM A312 TP304 stainless steel seamless pipes represent the industry standard for general corrosive service applications. Manufactured from premium 18Cr-8Ni austenitic stainless steel, these pipes deliver exceptional corrosion resistance, formability, and weldability across a broad range of industrial applications including chemical processing, food production, and pharmaceutical manufacturing.
Key Features
- ✓General Corrosion Resistance: Excellent resistance to a wide range of oxidizing acids, organic chemicals, and atmospheric conditions. Suitable for continuous service up to 870°C.
- ✓Food & Pharmaceutical Grade: Meets sanitary requirements with smooth surface finish options, non-reactive to food products and pharmaceutical compounds.
- ✓Full Size Range: Available from 1/2 inch to 24 inch nominal bore in Schedule 5S through XXS wall thicknesses.
- ✓Excellent Fabricability: Readily formed, bent, and welded with standard TIG, MIG, and plasma arc welding methods using ER308L filler wire.
Chemical Composition (Weight %)
| Element | C | Mn | P | S | Si | Cr | Ni |
|---|---|---|---|---|---|---|---|
| 304 | 0.08 max | 2.0 max | 0.045 max | 0.030 max | 1.0 max | 18.0-20.0 | 8.0-11.0 |
Typical Applications
Testing & Inspection
All TP304 seamless pipes undergo 100% hydrostatic testing and eddy current inspection per ASTM A312 requirements. In-house tensile testing, flattening testing, and intergranular corrosion testing (ASTM A262 Practice E) are performed on each production lot. Full 3.1 material certification is provided with every shipment.
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