品牌西博思型号D21J/D71X公称通径DN20-DN150（mm）结构形式杠杆式传动形式手动密封形式软密封型简单描述卫生级阀门采用卡箍式、圆螺纹式连接，具有结构简单、造型美观、装拆快捷，开关迅速，操作灵活，流体阻力小，使用安全可靠等优点。替代法兰，管螺纹、梯形螺纹等我国传统的连接方式所产生的缺点。可配合各种执行机构。全部钢件采用耐酸不锈钢材料，密封件采用食品硅橡胶或聚四氟乙烯材料，符合食品卫生规范。广泛适用于食品、酿酒、饮料、乳制品、精细化工制药及生物工程等众多行业。规格：DN20-150，1″-6″标准：DIN、***S、ISO材质：SUS304、SUS316L详细介绍快装式蝶阀规格（ISO）ABDLHKg20667850.5130821.3525667850.5130821.3532667850.5130821.238708650.5130861.3517610264140961.85639811577.51501032.257698128911501102.6891021391061701163.01021061541191701223.61081061591191701263.61331401851451901386.515926021517219015311螺纹式蝶阀规格（***S）ABDLHKg25667840×1/6130821.332667848×1/6130821.338708660×1/6130861.7517610270×1/6140962.2638011585×1/61501032.9768412898×1/61501103.48990139110×1/61701163.9102104159132×1/61701265.5焊接式蝶阀规格（ISO）ABDLHKg20507819.05130821.225507825.4130821.232507831.8130821.0538508638.1130861.2515210250.8140961.7635611563.51501032.1765612876.11501102.4896013988.91701162.710264154101.61701223.05108641591081701263.15133801381331901385.2159902151591901539.2)