... .Reasonable price. 3.Excellent quality. 4.Various size. 1.NameStainless steel coil pipe2.StandardGB14976-2002, GB13296-2007, JIS, AISI, DIN, 3. ... 304L, 310S, 321, 321H, 316, TP316L, 316L .etc.7.Typeseamless8.Steel grade 300 series9.surface finishPickling, annealing, manual polish and mechanical ... ability.2.Reasonable price.3.Excellent quality.4.Various size. Stainless steel coil electric power industry