J41W截止阀生产厂家止回阀厂家批发温州市上七阀门有限公司J41W型PN16~PN160钢制截止阀:手动、法兰连接、直通式、阀座密封面材料为0Cr18Ni9系不锈钢(J41W-16P~160P)、0Cr17Ni12Mo2系不锈钢(J41W-16R~160R)、1Cr5Mo铬钼钢(J41W-16I~160I),公称压力PN16~PN160,阀体材料为0Cr18Ni9系不锈钢(J41W-16P~160P)、0Cr17Ni12Mo2系不锈钢(J41W-16R~160R)、1Cr5Mo铬钼钢(J41W-16I~160I)的截止阀。产品性能参数】J41Y型PN16~PN160钢制截止阀主要性能参数型号PN工作压力/MPa适用温度/℃适用介质J41Y-16C~160C16~1601.6~16.0≤425水、蒸汽、油品J41Y-16P~160P≤150弱腐蚀性介质J41Y-16R~160R腐蚀性介质J41Y-16I~160I≤550油品、蒸汽.温州市上七阀门___J41W截止阀生产厂家止回阀厂家批发温州市上七阀门有限公司