設(shè)計與制造:GB/T12223-89
焊接尺寸:JB/T 1751-75
結(jié)構(gòu)長度:GB12221
檢驗與實驗:GB/T13927
零件名稱 Part name | 閥桿、閥蓋、螺栓Body,Bonnet bolt | 閥桿、閥瓣密封圈Stem,Disc,Gasket | 填料 Packing | 墊片 Gasket | 手柄 Hande |
J61Y-170V | 鉻鎳不銹鋼Cr.NiStainlesss steel | 不銹鋼 Stainless steel | 聚四氧乙稀、柔性石墨PTEF,Soft graphite | 橡膠石棉板Latex asbestos | 優(yōu)質(zhì)碳鋼 High grade Garbon steelll |