300lb止回阀

旋启式止回阀美标型3H64H-300LbCAD图纸

旋启式止回阀美标型2H64H-300LbCAD图纸

旋启式止回阀美标型20H44H-300LbCAD图纸

旋启式止回阀美标型12H64H-300LbCAD图纸

锥齿轮传动摆动式球阀QQq9F3F300Lb-6CAD图纸

锥齿轮传动摆动式球阀QQq9F3Y300Lb-3CAD图纸

锥齿轮传动摆动式球阀QQq5F3Y300Lb-14CAD图纸

锥齿轮传动摆动式球阀QQq9F3Y300Lb-6CAD图纸

5款J41H-Y-Class300Lb APII美标截止阀

4/"H44H300旋启式止回阀设计CAD图纸

旋启式止回阀总装配图H44H-40 DN300

3“H44H300旋启式止回阀设计CAD图纸

旋启式止回阀美标型2&0422039;H44H-300LbCAD图纸

锥齿轮传动摆动式球阀QQq9BF3Y300Lb-16CAD图纸

6款H71HYF-CLASS-300(HWF1)对夹式止回阀

7款H71H-Y-F-CLASS-300(HWF6)对夹式止回阀

双向压三偏心蝶阀12/"Ds345H-150Lb、300Ds345H-16C设计CAD图纸

2J41H-150LB美标截止阀2寸150LB生产图

2J41H-150LB美标截止阀2寸150LB生产图

150Lb锻钢法兰闸阀