日标截止阀标准：1.设计与制造按JISB20712.结构长度按JISB20023.法兰连接尺寸按JISB2212，22144.检验按JISB2003试验压力试验项目壳体试验密封试验上密封试验气密封试验介质水气单位MPaMPaMPaMPa公称压力10K2.41.51.50.5-0.720K5.84.04.0主要零件材料名称材料阀体阀盖阀瓣A216WCBA352LCBA217WC6A217WC9A217C5A351CF8A351CF8MA351CF3A351CF3M阀杆A182F6A182F304A182F316A182F304LA182F316L阀杆螺母ZcuAl10Fe3Bronze手轮KTH350-10螺柱A193-B7A320-L7A193-B8螺母A194-2HA194-7A194-8主要连接尺寸型号规格(mm)尺寸(mm)inchDNLDD1D2bz-ΦdHD0J41H/W/Y-10KJ541H/W/Y-10KJ941H/W/Y-10KY1/2″15108957052124-Φ152001003/4″201171007558144-Φ152051201″251271259070144-Φ1923014011/4″3214013510080164-Φ1924014011/2″4016514010585164-Φ192701602″50203155120100164-Φ1930020021/2″65216175140120184-Φ193402203″80241185150130188-Φ193602404″100292210175155188-Φ194202805″125356250210185208-Φ234603506″150406280240215228-Φ235004008″2004953302902652212-Φ2359045010″2506224003553252412-Φ2571050012″3006984454003702416-Φ2581055014″3507874904454152616-Φ2588060016″4009145605104752816-Φ27940650主要连接尺寸型号规格(mm)尺寸(mm)inchDNLDD1D2bz-ΦdHD0J41H/W/Y-20KJ541H/W/Y-20KJ941H/W/Y-20K1/2″15152957052144-Φ152201203/4″201781007558164-Φ152301201″252031259070164-Φ1926014011/4″3221613510080184-Φ1928014011/2″4022914010585184-Φ193002002″50267155120100228-Φ1933024021/2″65292175140120248-Φ193602403″80318200160135268-Φ234002804″100356225185160288-Φ234503205″125400270225195308-Φ255004006″1504443052602303212-Φ255404508″2005593503052753412-Φ2567050010″2506224303803453812-Φ2777055012″3007114804303954016-Φ2785560014″3507625404804404416-Φ3392065016″4008646055404954616-Φ33970700本公司经营日标截止阀，质量保证，欢迎咨询洽谈。)