6H44H-150CL旋启式止回阀全套CAD图纸 6″H44H-150CL压缩弹簧.dwg(40.93KB)，6″H44H-150CL摇杆.dwg(176.72KB)，6″H44H-150CL支架.dwg(138.86KB)，6″H44H-150CL装配图.dwg(459.63KB)，6″H44H-150CL销轴.dwg(70.14KB)，6″H44H-150CL阀体.dwg(232.79KB)，6″H44H-150CL阀瓣.dwg(61.38KB)，6″H44H-150CL阀盖.dwg(379.66KB)