连接形式法兰主体材料碳钢公称通径DN（mm）材质碳钢PN～45Z83H(K)Z83Y型(抗硫)平行式闸阀(K)Z83F101外形及连接尺寸Mainexternalandconnectingdimensi***公称压力PN(MPa)公称通径DN(mm)外形尺寸(mm)LL1HH1DnD1DbD01620402303902542943688.812020280502304003123644588.812020300652404203304025888.8120203208027047041149572107.814020350253545402303902542943688.812020280502404003123644588.812020300652604203304025888.8120203208028047041149572107.814020360)