STV Series


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The STV combination trap test and blocking steam valve is commonly in use for testing steam traps and sample fluids or gases from process lines. It has a stainless steel Latch-lock handle option and body is made of WCB Carbon steel with black oxide and oil coat.


    • Sizes are NPS 1/2 and 3/4 / DN 15 and 20
    • Connection is NPT
    • Maximum Operating Temperature is 406°F / 208°C
    • Maximum Operating Pressure is 250 psig / 17.2 barg
    • Maximum Allowable Temperature is 406°F / 208°C
    • Composed of corrosion-resistant stainless steel internal components

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