截止阀
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J41Y-40C,J41Y-64C,J41Y-100C型手动高压硬质合金耐磨密封法兰闸阀
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J41H-40C,J41H-64C,J41H-100C型碳钢高压法兰截止阀
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J11H-16C,J11H-25C,J11H--25C型手动铸钢内螺纹(丝扣)截止阀
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J61W-16RL,J61W-25RL,J61W-40RL型CF3M不锈钢316L焊接截止阀
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J41W-16RL,J41W-25RL,J41W-40RL型CF3M不锈钢316L法兰截止阀
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J41Y-40I,J41Y-64I,J41Y-100I型手动铬钼钢截止阀
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J941W-16P,J941W-25P,J941W-40P型不锈钢电动法兰截止阀
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J641W-16P,J641W-25P,J641W-40P型不锈钢气动法兰截止阀
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J641H-16C,J641H-25C,J641H-40C型铸钢法兰气动操作截止阀