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A28Y-10/16 stainless steel spring, micro opening safety valve, thread safety valve, water, air and steam

The price of the product is subject to the actual quotation. Please do not shoot directly!

price:USD$980.00
discount 70% in 2018-09-20 to 2018-09-22
price: USD$ 686.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Product brief:
A27H type spring micro open type safety valve for water, air, steam and other medium temperature are less than 200 of the equipment or pipeline. A27Y spring micro open type safety valve suitable for working temperature are less than 200 corrosion of the equipment or pipeline, as the overpressure protection device.

Material of main parts

 

NO.Part nameA27H materialA27W-P materialA27W-R material
1valve bodyHT350ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
2valve seat35ZG1Cr18Ni9TiZG1Cr18Ni9Ti
3Regulating ring2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
4Valve2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
5Spring50CrVA50CrVA coated fluoroplastic50CrVA coated fluoroplastic
6The stem2Cr132Cr131Cr18Ni9Ti
7Adjusting screw452Cr131Cr18Ni9Ti
8Protective coverZG200-400ZG200-4001Cr18Ni9Ti
 Sealing surface materialSurfacing D507Hardfacing of Co based cemented carbide

 


Outline dimensions and connection dimensions

 

Nominal diametersize
doRcLL1GH
15101/2"40651/2"135
20153/4"45703/4"140
25201"45761"155
322511/4"558511/4"170
403211/2"558511/2"310
50402"671002"322
655021/2"7611221/2"344
80653"1101353"395