Description

Angle global/throttle valve is applied to chemical fertilizer, chemical ***** has the characteristics of great intensity, withstand voltage, heat-resistant Performance & Material Model No. PN Mpa Applicable Temperature Degree Celsius Applicable Medium Material Body Stem Seal surface Stuffing J/L*4H/Y***0 *6 ≤**0 nitrogen , gas compounded of nitrogen and hydrogen , alkaline air and non-corrosive medium carbon steel chromium stainless steel H: alloy steel Y: hard alloy PTFE J/L *4H/Y***0 *2 J/L *4H/Y ***0 *2 J/L *4W/Y***0P/R *6 ≤**0 P:nitric acid R:acetic acid P:**4 R:**6 P:**4L R:**6L W: Body material Y: hard alloy PTFE J/L *4W/Y***0P/R *2 J/L *4W/Y***0P/R *2 J/L *4W/Y***0 Nb *6 ≤**0 nitrogen , gas compounded of nitrogen and hydrogen , alkaline air and non-corrosive medium *2CrMoVNb or *0MoWVNb *2CrMoVNb or *0MoWVNb W: Body material Y: hard alloy flexible graphite braided packing J/L *4W/Y***0 Nb *2 J/L *4W/Y***0 Nb *2 J/L *7H/Y***0 *6 ≤**0 nitrogen , gas compounded of nitrogen and hydrogen , alkaline air and non-corrosive medium carbon steel chromium stainless steel H: alloy steel Y: hard alloy PTFE J/L *7H/Y***0 *2 J/L *7H/Y ***0 *2 J/L *7W/Y***0P/R *6 ≤**0 P:nitric acid R:acetic acid P:**4 R:**6 P:**4L R:**6L W:Body material Y: hard alloy PTFE J/L *7W/Y***0P/R *2 J/L *7W/Y***0P/R *2