共 199件
j64y鉻鉬鋼截止閥
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J61Y-320V對焊接截止閥 電站高溫高壓 鍛鋼洛鉬釩鋼 材質
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J61Y-64I J561Y-64I 手動鉻鉬鋼焊接截止閥 高溫蒸汽鉻鉬鋼截止閥
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J41Y-64I-100I鉻鉬鋼高溫高壓截止閥 法蘭連接 WC6材質
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J41H-64C、J41Y-64I北京式鍛造高壓截止閥 鑄鋼/鉻鉬鋼 WCB/WC6
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J941Y-64I DN50蒸汽電動截止閥 電動高溫截止閥 智能型電動截止閥
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廠家供應 高溫高壓焊接角式截止閥 J64Y-320鉻鉬鋼電站高壓截止閥
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鑄鋼 鉻鉬鋼就地遠程控制電動截止閥 J941H-64C J941Y-64I DN65
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手動硬密封截止閥 J41Y-40I J41Y-64I 高溫高壓電站鉻鉬鋼截止閥
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J61Y-16I J61Y-25I J61Y-40I J61Y-64I 鉻鉬鋼高溫對焊式截止閥
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DN450鉻鉬鋼法蘭式截止閥 J941Y/H-64I煤礦調節型隔爆電動截止閥
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鉻鉬鋼F11 鍛鋼法蘭高溫高壓截止閥 DN15-50
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J61H-64I 鉻鉬鋼手動焊接截止閥 二通式單向流動截止閥
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電動截止閥 鉻鉬鋼截止閥 WC6電動開關閥 耐高溫 耐高壓
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供應J961Y-64I電站截止閥 高溫高壓鉻鉬鋼焊接截止閥
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J41H J41Y J41W截止閥 J41Y-100I重型鉻鉬鋼法蘭截止閥
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J941H-64C電動鑄鋼截止閥 J941Y-64I DN200調節型電動截止閥
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重型硬密封截止閥 J61Y J61Y-64I 鉻鉬鋼高溫高壓截止閥 DN80
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J61H-64C 手動焊接截止閥 電站專用焊接截止閥 硬密封截止閥
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J61Y-250I鉻鉬鋼手動截止閥 焊接式手動鉻鉬鋼截止閥
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廠家直銷法蘭截止閥,高壓截止閥 電站閥截止閥 截止閥J61Y 高壓閥
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15CrMoV WC6鉻鉬鋼焊接截止閥 J61Y-64I J61Y-64V 高溫蒸汽截止閥
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J41Y-64I法蘭鉻鉬鋼截止閥 絡鉬鋼手動截止閥 F11/F22材質 鍛鋼閥
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硬質合金密封電動開關鑄鋼鉻鉬鋼截止閥J941Y-40CDN100 J941Y-64I
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電站高溫高壓鉻鉬鋼截止閥 J41Y-10I 鍛鋼法蘭截止閥 手動截止閥
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鉻鉬鋼手動法蘭截止閥 J41H-64I 截止閥 自密封截止閥
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Y型電站截止閥 高溫高壓電動對焊接鑄造鑄鋼鉻鉬鋼截止閥J65Y-320
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J41H-150LB耐高溫蒸汽ANSI美標鑄鋼法蘭截止閥 J41Y 鉻鉬鋼截止閥
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J61Y-64I/100I 電站焊接高溫高壓鉻鉬鋼對焊截止閥 焊接截止閥
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J61Y-16I鉻鉬鋼手動截止閥 焊接式手動鉻鉬鋼截止閥
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J41Y-64I J41Y-64V 手動鉻鉬鋼蒸汽截止閥 鍋爐高溫蒸汽截止閥
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鑄造鉻鉬鋼高溫蒸汽截止閥 J41Y-64I J61Y-64I 手動合金鋼截止閥
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J61Y-64I J561Y-64I 手動鉻鉬鋼截止閥 蒸汽鉻鉬鋼焊接截止閥
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J41Y 鍋爐蒸汽截止閥 J41Y-63I J41Y-64I 鉻鉬鋼蒸汽截止閥
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12Cr1MoV鉻鉬鋼北京式截止閥 J41Y-100V J41Y-100I高溫蒸汽截止閥
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15CrMo鉻鉬鋼高溫高壓蒸汽截止閥 J41Y-64I J41Y-63I 電站截止閥
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J41Y-64I J41Y-64V北京式鉻鉬鋼蒸汽截止閥 12Cr1MoV鉻鉬鋼截止閥
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電站高溫蒸汽北京式鉻鉬鋼截止閥 J41Y-64I J41Y-64V 法蘭截止閥
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鍋爐高溫蒸汽鉻鉬鋼焊接截止閥 J61Y-64I J61Y-64V 電站截止閥
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J41Y-64I J41Y-64V 鉻鉬鋼 合金鋼高溫高壓截止閥 電站蒸汽截止閥
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J61Y-64I J61Y-64V 鉻鉬鋼 合金鋼高溫蒸汽焊接截止閥 電站截止閥