双联弹簧全启式安全阀|TWIN SPRING LOADED FULL BORE TYPE SAFETY VALVE
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系列 Series
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SA38Y-16C
主要零部件材料 Materials for Main Parts
No.
零件名称 Name of part
材料 Materials
1
阀体Body
ZG230-450/WCB
2
调节圈Adjusting ring
2Cr13
3
阀瓣Disc
2Cr13
4
导向套Guide sleeve
2Cr13
5
襯套Bushing
2Cr13
6
阀盖Bonnet
QT500-7
7
弹簧Spring
50CrVA
8
阀杆Stem
2Cr13
9
板手Lever
KTH300-06
10
调整螺杆Adjusting bolt
35
11
保护罩Cap
KTH300-06
12
Y型管Y-shaped pipe
ZG230-450/WCB
阀座、阀瓣密封面 Sealing surface of seat and disc
堆焊Co基硬质合金 Depositing stellite
SA38Y型双联安全阀是在Y型接头上装设两个相同样规格的A48Y型安全阀而构成，其公称通径系指Y型接头进口通径，其组合情况如下表：
SA38Y type twin safety valve is composed of two A48Y type safety valves with the same specifications which are fixed on a Y-shaped joint. The nominal diameter is the inlet diameter of the Y-shaped joint.Here is the table to show its combination.
