HC41止回阀
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G7-41№10D离心通风机 -
10“H44H150旋启式止回阀设计CAD图纸 -
6“H44H150旋启式止回阀设计CAD图纸 -
3“H44H300旋启式止回阀设计CAD图纸 -
6H44F46-150LB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 -
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 -
DN25-DH61Y-25BW低温止回阀设计CAD图纸+检查卡 -
止回阀WCB H44H-300LB 12”RF英文图设计CAD图纸 -
4H44W16旋启式止回阀（装配图及明细表) -
浮动Q41F软密封球阀
