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ASTM A312 TP 304 Stainless Steel Seamless Pipe Acid White FInish Round Steel Tube
Stainless steel seamless pipe is a hollow section, the surrounding no seam of the long steel. The thicker the wall thickness of the product, the more economical and practical it is, the thinner the wall thickness, and its processing costs will increase significantly; the process of the product determines its limited performance, the general seamless steel pipe low precision : Uneven wall thickness, low brightness inside and outside the tube, the length of the high cost, and there are pitting inside and outside the surface, black spots are not easy to remove.
1. Comparison table of chemical composition of stainless steel
| NO | Grade | chemical composition % | ||||||||||
| C | Cr | Ni | Mn | P | S | Mo | Si | Cu | N | other | ||
| 304 | 0Cr18Ni9 | ≤0.08 | 17.00-19.00 | 8.00-10.00 | ≤2.00 | ≤0.035 | ≤0.030 | - | ≤1.00 | - | - | - |
| 304L | 00Cr19Ni10 | ≤0.030 | 18.00-20.00 | 8.00-10.00 | ≤2.00 | ≤0.035 | ≤0.030 | - | ≤1.00 | - | - | - |
Physical properties
| NO | Grade | Physical properties | ||||||
| T.S(Mpa) | Y.S(Mpa) | El(%) 50mm | HB | |||||
| 304 | 0Cr18Ni9 | ≥515 | ≥205 | ≥40 | 201 | |||
| 304L | 00Cr19Ni10 | ≥486 | ≥170 | ≥40 | 201 | |||
2. Other Stainless Steel Pipes Varieties
Stainless steel drums: They are very useful for storing explosive materials as they have non-corrosive features. They are the best sources to transport hazardous materials as it is flawless and is very efficient in storing flammable liquids also.
Stainless steel stove pipe: These metal pipes are regarded as chimney pipes. They are insulated and serve the purpose of releasing the by-products of ignition from the house.
Stainless steel exhaust pipe: The exhaust pipes are used in cars to boost their performance level and also to improve its on the whole outer shell.
Stainless steel pipes are highly resistant and they are made used for the exhaust systems in the form of exhaust pipes.These pipes are usually slender in structure as they are used to limit the circulation of air in the engine.
3. Products Shows
