共 10件
j63y-170v焊接截止閥
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焊接截止閥J61Y-160C-320C P54-100V140V 170V碳鋼高溫鉻鉬合金鋼
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5100A008高溫高壓對焊截止閥 J63Y-170V 火電廠熱電站 J61Y-320P
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J61Y-P54 170V J61Y-320V J63Y-320V 12Cr1MoV鉻鉬鋼對焊式針型閥
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精品J61Y-160P J61H-320R J63Y-170V J61W-320P高壓焊接式針型閥
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J61Y-P57 140V J61Y-P55 100V J61Y-P54 170V J63Y-P54 170V
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J61Y-170V-P55 J63Y-P54-170V J61Y-P54-170V
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J61Y-P55-170V SS-10NBSW8T-316 SS63YSW18T-G
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J61Y-63P J61W-63P J61H-63P J63H-63P J61Y-170V
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J61Y-320V J63Y-250V GYT-600H GYT-600I J61Y-P57-170V