阀体:WN1.4308,WN1.4571orAlMg4.5MnA351CF8Macc.toUSstanda***阀芯/阀座:WN1.4571copperplated填料:V-ringpackingPTFEwithcarbon,波纹管:WN1.4571公称压力:Nominalpressures:DINPN16to100barANSIClass150to600Lbs)