带扳手弹簧全启式安全阀A48Y

A48Y带扳手弹簧全启式安全阀http://www.llfm.net/qqs/适用于工作温度≤350℃的蒸汽、空气等介质的设备和管路上，A44Y适用于工作温度≤300℃的空气、石油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PN<6.4mpa按jb t-94="" 1="" pn="" 6="" 4mpa="" jb="" t-94="" 2="" br="">产品型号

A48Y-16C	A44Y-16C	A44Y-16P	A44Y-16R
A48Y-25	A44Y-25	A44Y-25P	A44Y-25R
A48Y-40	A44Y-40	A44Y-40P	A44Y-40R
A48Y-64	A44Y-64	A44Y-64P	A44Y-64R
A48Y-100	A44Y-100	A44Y-100P	A44Y-100R

主要零部件材料

序号No.	零件名称 Name of part	A48Y-C A44Y-C材料 Materials	A44Y-P 材料 Materials	A44Y- R 材料 Materials
1	阀体 Body	WCB	ZG1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
2	阀座 Nozzle	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
3	调节圈 Adjusting ring	ZG2Cr13	ZG1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
4	反冲盘 Disc holde	ZG2Cr13	ZG1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
5	阀瓣 Disc	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
6	导向套 Guide sleeve	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
7	阀盖 Bonnet	ZG230-450	ZG230-450	ZG230-450
8	弹簧 Spring	50CrVA	50CrVA包覆氟塑料 Coated Teflon	50CrVA包覆氟塑料 Coated Teflon
9	阀杆 Stem	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
10	扳手 Lever	ZG200-400	ZG200-400	ZG200-400
11	调整螺杆 Adjusting bolt	45	2Cr13	2Cr13
12	保护罩 Cap	ZG200-400	ZG200-400	316
	密封面材料 Sealing surface of material	堆焊Co基硬质合金Depositing stellite

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