供应中仪DN20-φ34mm球阀公称压力：1.6-6.4MPa适用稳定范围：-20～232℃～350℃适用介质：水、油、气及某些腐蚀性液体。主要连接尺寸及重量单位：mmSIZE1/4"3/8"1/2"3/4"1"1-1/4"1-1/2"2"2-1/2"3"4"D11.612.71520253238506580100L6868728290112120145185210268H5050606471788695130148173E100100130130165165190190250250280F14.117.621.827.534.743.049.061.577.090.0115.2P1010101313161618182020)