产品详情H74系列对夹式止回阀主要尺寸及重量公称压力（MPa）1.01.62.54.0d公称通经DN(mm)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)LDLDLDLD50191080.9191080.9191080.9191080.92565191281.3191281.3191281.3191281.33880191421.6191421.6191421.6191421.646100191622.1191622.1191682.4191682.472125191923.1191923.1191943.4191943.495150192184.9192184.9222245.222245.411420029273112927311292841229291141402502932815293291538341213833241883003837825383842851401385141845216350444383744444405145853514756226340051489555149660515156851547783054506053968605567876565103765721143565006459410364618128836221508362615840660070696155707321808373220583745215485H74系列对夹式止回阀主要尺寸及重量公称压力（MPa）1.01.62.54.0d公称通经DN(mm)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)重量(kg)尺寸(mm)LDLDLDLD70076811200768021905658008091831080912300622900951018550951012530703100012711247151271126720815)