壓力計針型閥概述:
壓力計針型閥比其他類型的閥門能夠耐受更大的壓力,密封性能好,所以一般用于較小流量,較高壓力的氣體或者液體介質(zhì)的密封.針型閥形與壓力表配合使用是最合適的了.
壓力計針型閥主要零件材料:
零件名稱
Part name
|
閥桿
Stem
|
閥體
Body
|
閥底座
Base
|
填料
Packing
|
填料閥蓋 Packing
bonnet
|
手輪Handwheel
|
J49H-320-DN3
|
碳鋼
Carbon steel
|
鉻不銹鋼
Cr. Stainless steel
|
聚四氟乙稀,柔性石墨
PTFE,Soft graphite
|
碳鋼Carbon steel
|
優(yōu)質(zhì)碳鋼
High grade carbon steel
|
J49H-320P-DN6
|
鉻鎳不銹鋼
Cr. Ni Stainless stee
|
鉻不銹鋼
Cr. Stainless steel
|
鉻鎳不銹鋼
Cr. Ni Stainless steel
|
不銹鋼Stainless steel
|
壓力計針型閥主要性能規(guī)范:
型號
Type
|
公稱壓力PN Mpa
|
試驗壓力PS(Mpa)_Test pressure
|
工作壓力(Mpa) Working pressure
|
工作溫度(OC) Working temps.
|
適用介質(zhì)Applicable medium
|
殼體
Shell
|
密封(液)Seal
|
密封(氣)Seal
|
J49H-320
|
32.0
|
48.0
|
35.2
|
0.6
|
32.0
|
P≤540OC
|
液化石油氣水,酸,蒸汽,油品等 Petroleum gas Water,As,Steam,Oil,etc.
|
J49H-320P
|
32.0
|
48.0
|
35.2
|
0.6
|
32.0
|
C≤425 OC
|