Special Full-Lift Safety Valve For Gas

Special full-lift safety valve for gas applications

The valve is used in equipments and pipelines of natural gas, liquefied petroleum gas, ammonia and other mediums with opera-ton temperature -40~+80℃. The medium pressure in the equipment rises to the regulated value; the valve will open automatically and fully discharge, then close again when the pressure lowered to the regulated value so as to ensure safe operation of the equip-mint.

Special full-lift safety valve for gas brief figure of structure

Special Full-Lift Safety Valve For Gas

Special full-lift safety valve for gas dimensions (mm)

Nominal
Diameter
DN (mm)
Dimensions (mm)
d0 L L1 DN’
25 15 110 95 32
32 20 115 100 40
40 25 120 110 50
50 32 135 120 65
80 50 170 135 100
100 65 195 175 125
150 100 255 230

A42F-16/25/40C

175
200 125 300 260 250

Special full-lift safety valve for gas materials for main parts


No.
Name of part A42F Materials
1 Nozzle 2Cr13
2 Body WCB
3 Adjusting ring 2Cr13
4 Disc holder 2Cr13
5 Disc 2Cr13+PTFE
6 Guide sleeve 2Cr13
7 Bonnet ZG230-450
8 Spring 50CrVA
9 Stem 2Cr13
10 Adjusting bolt 45
11 Cap ZG200-400

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