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A27H-16C cast steel spring micro open type safety valve carbon steel wire buckle steam boiler safety valve DN50

price:USD$350.00
discount 70% in 2018-09-18 to 2018-09-20
price: USD$ 245.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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A,A27HSpring micro open type safety valveProduct overview

A27H A27YSpring micro open type safety valveSuitable for working temperaturePREFIX = ST1200Water, air, steam and other media of the equipment or pipeline.A27Y stainless steel safety valveSuitable for working temperature200Corrosion of the equipment or pipeline, as the overpressure protection device.

Two,A27HSpring micro open type safety valveThe main components of materials

NO.

Part name

A27HMaterial Science

A27W-PMaterial Science

A27W-RMaterial Science

1

valve body

HT350

ZG1Cr18Ni9Ti

ZG1Cr18Ni12Mo2Ti

2

valve seat

35

ZG1Cr18Ni9Ti

ZG1Cr18Ni9Ti

3

The adjusting ring

2Cr13

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

4

Valve

2Cr13

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

5

Spring

50CrVA

50CrVAFluorine plastic coating

50CrVAFluorine plastic coating

6

The stem

2Cr13

2Cr13

1Cr18Ni9Ti

7

Adjustment screw

45

2Cr13

1Cr18Ni9Ti

8

Protective cover

ZG200-400

ZG200-400

1Cr18Ni9Ti

Sealing surface material

SurfacingD507

SurfacingCoHard alloy