A38Y/A43H/A37H型安全阀除三通(材料WCB)以外,安全阀的其余零件的材料均和A47H、A48Y型弹簧式安全阀是相同的。
A38Y/A43H/A37HHsefety valve.except three-ways style(material WCB),the materials of other parts is same as A47H、A48Y type spring loaded.
系 列 Series
A38Y-16C、A38Y-25、A38Y-40、A43H-16C、A43H-25、A42H-25
A43H-40、A37H-16C、A37H-25、A37H-40
用 途 Use
本阀门适用于工作温度≤350℃的蒸汽、水等介质的设备和管路上。作为超压保护装置。
连接法兰标准按JB/T......94的系列2标准
A38Y/A43H/A37H型双联安全阀是在Y型接头上装设两个同样规格的A48Y或A47H型安全阀而构成,其公称通径列指Y型接头进口通径,其组合情况见下表:
A38Y/A43H/A37H type twin safery valve is composed of two A48Y or A47Y type safety valves with the same specitications.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.
弹簧式安全阀主要外形尺寸 Main External dimensions