J61Y焊接式針型閥主要零件材料Materials for main parts
設計與制造：GB/T12223-89
焊接尺寸：JB/T 1751-75
結構長度：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 | **碳鋼
High grade
Garbon steelll |
焊接式針型閥主要性能規范Chief property and specifieation
型號
Type | 公稱壓力
(MPa)
Nominal
pressure | 試驗壓力PS(MPs)
Test pressure | 工作壓力(MPa)
Working
pressure | 工作溫度(℃)
Working
temperature | 適用介質Applicable
mediun |
殼體Shell | 密封
（液）Seal | 密封
（氣）Seal |
J61Y-170V | 24.0 | 7.0 | 17.6 | 0.6 | 17.0 | V≤570℃ | 電站、石油氣、水、油品等
Petroleun gas, Oil etc. |