承插焊Y型截止阀
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美标型600磅级楔式闸阀_6Z40Y-600LbEXB图纸 -
国标型楔式闸阀175_Z960Y-200EXB图纸 -
普通截止阀国标型125J41H25CAD图纸带说明书 -
DRV型单向节流截止控制系统 -
升降式止回阀国标型175H61Y-200CAD图纸 -
升降式止回阀国标型50H61Y-200CAD图纸 -
旋启式止回阀美标型20H44Y-600LbCAD图纸 -
旋启式止回阀美标型20″H44Y-600LbCAD图纸 -
旋启式止回阀美标型18H44Y-600LbCAD图纸 -
旋启式止回阀美标型10H44Y-900LbCAD图纸 -
旋启式止回阀国标型200H44Y-160CAD图纸 -
旋启式止回阀国标型150H44Y-160CAD图纸 -
旋启式止回阀国标型125H44Y-160CAD图纸 -
美标型2500磅级楔式闸阀10Z960Y-2500LbCAD图纸 -
开启式止回阀国标型100H44Y-100CAD图纸 -
旋启式止回阀国标型14″H44Y-150LbCAD图纸 -
升降式止回阀国标型150H41Y-100CAD图纸 -
旋启式止回阀国标型175H64Y-250CAD图纸 -
升降式止回阀国标型500 H44Y-64CAD图纸 -
BVP型-双截止和放气阀模型
