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WA42Y-16C WA42Y-25 WA42Y-40 WA42Y-64 WA42Y-100 WA42Y-16P WA42Y-25P WA42Y-40P WA42Y-64P WA42Y-100P WA42Y-16R WA42Y-25R WA42Y-40R WA42Y-64R WA42Y-100R
裝置。連接法蘭標(biāo)準(zhǔn)≤4MPa采用JB/T……-94系列1。>4MPa按JB/T……

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波紋管平衡式安全閥（WA42Y）

Description:

系列 Series
WA42Y-16C WA42Y-25 WA42Y-40 WA42Y-64 WA42Y-100 WA42Y-16P WA42Y-25P WA42Y-40P WA42Y-64P WA42Y-100P WA42Y-16R WA42Y-25R WA42Y-40R WA42Y-64R WA42Y-100R
裝置。連接法蘭標(biāo)準(zhǔn)≤4MPa采用JB/T……-94系列1。>4MPa按JB/T……-94系列2標(biāo)準(zhǔn)。本閥門(mén)適用于工作溫度≤200℃存在不穩(wěn)定背壓或有毒、腐蝕性介質(zhì)的設(shè)備或管路上，作為超壓保護(hù)
These safety valves are used for the equipment and pipeline of the poisonous gas, quality with corrode medium what the working temperature are less than 200 . Take for extra pressure protection devices. Flange connectiong dimensions of comply with Standard series first of JB/T -94 when less than 4MPa, comply wiht Standard series two of JB/T -94 when more than 4MPa.
主要零部件材料 Explanation of materials for main parts
NO.	Name of part	WA42Y-C Materials	WA42Y-P Materials	WA42Y-R Materials
1	閥體Body	WCB	ZG1Cr18Ni9Ti, 304	CF8M
2	Nozzle	2Cr13	1Cr18Ni9Ti	316
3	調(diào) 節(jié) 圈 Adjusting ring	2Cr13	1Cr18Ni9Ti	0Cr18Ni12Mo2Ti
4	閥瓣 Disc	2Cr13	1Cr18Ni9Ti	316
5	Disc holder	2Cr13	1Cr18Ni9Ti	316
6	Bellows	304	304	316
7	導(dǎo) 向套Guide sleeve	2Cr13	1Cr18Ni9Ti	0Cr18Ni12Mo2Ti
8	閥蓋Bonnet	ZG230-450	ZG230-450	ZG230-450
9	彈簧Spring	50CrVA	50CrVA Coated Teflon	50CrVA Coated Teflon
	Sealing surface of material