卫生止回阀
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5H41F46-150Lb美标全衬氟止回阀设计CAD图纸 -
4H41F46-150Lb美标全衬氟止回阀设计CAD图纸 -
3H41F46-150Lb美标全衬氟止回阀设计CAD图纸 -
2H41F46-150Lb美标全衬氟止回阀设计CAD图纸 -
旋启式止回阀美标型4H44Y-900Lb(阻尼式)CAD图纸 -
250H44W16旋启式止回阀设计(CAD套图） -
旋启式止回阀美标型6H44Y-900Lb(自密封)CAD图纸 -
升降式止回阀国标型250H44H64CAD图纸 -
H43Y-1500Lb_角式止回阀结构图cad图纸 -
400H44H-PN100-0法兰连接止回阀CAD图纸 -
H43H-35-65止回阀cad加工图纸装配图+零件图 -
6款旋启式RP-BC承插焊内螺纹-锻钢止回阀模型 -
8款升降式RP-BC承插焊内螺纹-锻钢止回阀 -
7款升降式FP-WC承插焊-内螺纹锻钢止回阀模型 -
升降式止回阀国标型400H44H64CAD图纸 -
旋启式止回阀DN80-DH44Y-25P设计CAD图纸 -
旋启式止回阀美标型2&0422039;H44H-300LbCAD图纸 -
角式止回阀H63Y-450I_DN50CAD图纸 -
10款GB船用法兰青铜截止阀船用法兰青铜截止止回阀(B) -
6款H44W-Class-150Lb API美标铸钢止回阀
