光亮退火管牌号：TP316L标准：AST...
不锈钢毛细管材质：TP304、TP316...
不锈钢电解抛光（EP）管材质：SS304...
电解抛光不锈钢管牌号：TP316L标准：...
316L EP VCR
N02200/N02201纯镍管
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