不锈钢蛇形管:Snake type tube 材(Grade):304/304L,316/316L,321 外径():¢8mm-¢25mm 壁厚():0.6mm-2.5mm 焊接方法(Welding method):氩弧焊TIG Welding 退火温度(Annealing Temp):1040-1150℃ 液压试验(Hydrostatic Pressure test):3Mpa 在线涡流探伤仪全程监控Online eddy current non-destructive process monitoring 按照顾客图纸生产Produce per customers drawing