
TP304 Seamless Steel Square Tube
TP304 stainless steel pipe is a commonly used stainless steel material with good corrosion resistance and high-temperature performance, which is widely used in fluid transport pipelines and pressure vessels in petroleum, chemical, food, pharmaceutical, and other fields. The manufacturing process of TP304 stainless steel pipe mainly includes two ways hot-rolled and cold-rolled, in which cold-rolled TP304 stainless steel pipe has more accurate dimensions and a smoother surface, and is therefore more widely used in high-end fields.
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of tp304 seamless steel square tube in China, also supports customized service with low price. Welcome to wholesale discount tp304 seamless steel square tube for sale here from our factory. Contact us for free sample.
TP304 Seamless Steel Tube
TP304 Seamless Square Steel Tube
The service temperature of TP304 stainless steel seamless pipe can reach up to 650 degrees Celsius, and the anti-oxidation temperature can reach up to 850 degrees Celsius. Used in manufacturing large generator set boiler superheater tubes, reheater tubes, steam pipes, and heat exchange tubes in the petrochemical industry
Products Description
|
Product Name |
TP304 Square Seamless Steel Tube |
|
Length |
As required |
|
Steel grade |
300 series |
|
Thickness |
0.5-100mm or as required |
|
Standard |
ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605,GB13296 |
|
Technique |
Hot Rolled, Cold Rolled, Extrusion |
|
Surface |
Polishing |
|
Thickness Tolerance |
±0.01mm |
|
Material |
304,304L,309S,310S,316,316Ti,317,317L,321,347,347H,304N,316L, 316N,201,202 |
|
Application |
Widely used in petroleum, foodstuff, chemical industry, construction, electric power, nuclear, energy, machinery, biotechnology, paper making, shipbuilding, and boiler fields. |
|
MOQ |
30 tons, We can accept sample orders. |
|
Shipment Time |
Within 30 workdays of receiving deposit or L/C |
|
Export Packing |
Standard seaworthy export packing or according to the customers' request |
|
Capacity |
25000 Ton/Tons per Month |
TP304 thick wall stainless steel tube

STAINLESS STEEL SQUARE TUBE CHEMICAL COMPOSITION
| GRADES | UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Nb | N |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | ||||
| TP304L | S30403 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-13.0 | ||||
| TP316 | S3160 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |||
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
STAINLESS STEEL SQUARE TUBE MECHANICAL PROPERTIES
| Material | Heat | Temperature | Tensile Strength | Yield Strength | Elongation %, Min |
| Treatment | Min. | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
| º F(º C) | |||||
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 |
| TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
After-sales service:
Our commitment to customer satisfaction extends beyond the point of purchase. We offer a comprehensive after-sales service, including:
In-depth product consultation to resolve inquiries and guide installation.
Technical support for maintenance, operation, and use of queries.
Warranty coverage against manufacturing defects.
Choose the TP304 square pipe to enhance your project with the perfect combination of strength, beauty, and lasting quality. The product has been carefully crafted and designed to meet the highest standards and is a testament to superior structural solutions.
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