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GB/T590-93船用法蘭鑄鐵截止閥
Marine Cast Iron Flanged Globe Valves
GB/T591-93船用法蘭鑄鐵截止止回閥
Marine Cast Iron Flanged Stop Check Valves
主要零部件材質(zhì) Materials of Main Parts
零件名稱 Parts Name |
材料 Material |
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名稱 Name |
牌號(hào) Marks |
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閥體、閥蓋 Body/Cover |
灰鑄鐵 Gray Cast Iron |
HT200 |
閥盤 Disc |
鑄錫青銅 Cast Tin Bronze |
ZCuSn10Zn2 |
閥座 Seat |
鑄鋁青銅 Cast Aluminum Bronze |
ZcuA19Mn2 |
閥桿 Stem |
鋁青銅 Aluminum Bronze |
CuA19Mn2 |
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