▲性能規(guī)范 型號(hào)公稱壓力PN試驗(yàn)壓力工作溫度℃適用介質(zhì)強(qiáng)度(水)密封(水)Z41T1.01.51.1≤200蒸汽、水Z44TZ41W≤100油品、煤氣Z44W ▲主要零件材料 閥體HT200灰鑄鐵閥蓋HT200灰鑄鐵手輪HT200灰鑄鐵閥桿45#碳素鋼黃銅棒或不銹鋼閥板灰鑄鐵和合金銅閥桿母球墨鑄鐵和黃銅填料油浸盤根墊片石棉橡膠板 ▲ 主要外形及連接尺寸 公稱壓力MPa公稱通徑DN(mm)主要結(jié)構(gòu)尺寸(mm)LDD1Z-ФdH1.0 401651301104-18280501801601254-18300651951801454-18330802101951604-183501002302151808-184001252552452108-184701502802802408-235002003303352958-2362025038039035012-2369030042044040012-2380035045050046016-2395040048056551516-25105045051061056520-25113050054067062020-25139060060078072520-30161070066089584024-301950800720101095024-3421709007801110105028-3410008401220116028-34