These grades of austenitic SS 304 Seamless Pipes are the most versatile and widely used stainless steels. They exhibit excellent corrosion resistance to a wide range of corrosive environments. Type 304 and 304L grades of SS 304 Seamless Pipe exhibit good machinability and have excellent weld-ability characteristics with or without the addition of filler metals.
Surface Finish of SS 304 Seamless Pipe
| Surface Finish | Internal Surface(ID) | Exterbal Surface(OD) | |||
| Roughness Average(RA) | Roughness Average(RA) | ||||
| μ inch | μm | μ inch | μm | ||
| AP | Annealed & Pickled | Not defined | Not defined | 40 or Not defined | 1.0 or Not defined |
| BA | Beight Annealed | 40,32,25,20 | 1.0,0.8,0.6,0.5 | 32 | 0.8 |
| MP | Mechanical Polish | 40,32,25,20 | 1.0,0.8,0.6,0.5 | 32 | 0.8 |
| EP | Electro Polish | 15,10,7,5 | 0.38,0.25,0.20;0.13 | 32 | 0.8 |
Having a durable mill finish and an interior welded seam, Stainless Pipe is widely used for all types of fabrication projects that are exposed to the elements - chemical, acidic, fresh water, and salt water environments.
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