Stainless Steel Ep Pipe Manufacturers
Material: 304 precision stainless steel pipe,316L standards are ASTM A249, A269, A270, 3A, and BPE standard, G3459. JIS G3447.
Forming method: mainly multi-roll cold rolling, the dimensional accuracy of the product can reach 0.2%, and the internal surface finish of the product Ra< 0.45um.
Product features: accurate size, overall clean, smooth surface, the inner surface is not polished better than a polished finish
Raw materials: Special requirements can be used twice furnace ingot, meet ASTM A269 standard.
Manufacturing method: cold rolling + fine drawing, dimensional accuracy of about 0.05mm, inner surface Ra0.4 micron.
Heat treatment: bright solution (annealing) under the protection of reducing atmosphere.
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