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A21H/F-25C-DN15 steam, water, gas, liquefied petroleum gas pipeline safety valve DN20DN25DN32

discount 70% in 2018-09-21 to 2018-09-23
price: USD$ 89.60
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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A21H spring Weiqi thread safety valve suitable for air, ammonia, oil gas temperature are less than 200...... On the equipment or piping of an equal medium. A21W-P, R type stainless steel safety valve for temperature are less than 200 with corrosive gas or liquid equipment or pipeline, as the overpressure protection device. KA21Y type safety valve for temperature are less than 100 of the liquefied petroleum gas

Order notes of an iron and steel company:
(1) the name and type of safety valve, valve diameter, whether to take accessories, so that our correct selection for you use pressure 4. Use the temperature of the medium.
Two. If the safety valve model of the valve company has been selected by the design unit, please order directly to our sales department according to the type.
Three, when the use of the occasion is very important or the environment is more complex, please try to provide design drawings and detailed parameters, by our valve company experts for your audit checks.