等径三通产品介绍：等径三通为管件、管道连接件。用在主管道要分支管处。以材质划分碳钢，铸钢，合金钢，不锈钢，铜，铝合金，塑料，***硌沥，ppc等。以制作方法划分可分为顶制、压制、锻制、铸造等。以制造标准划分可分为国标、电标、水标、美标、德标、日标、俄标等。等径三通尺寸mm(GB12459,GB/T1401)（SH3408，SH3409）公称通径端部外径中心至端面尺寸D1D2A系列B系列cm1521.918252026.925292533.732383242.48484048.345575060.357646576.1(73)76768088.98986100114.310805125139.7133124150168.3159143200219.1219178250273.0273216300323.9325254350355.6377279400406.4426305450457.0478343500508.0529381550559-419600610630432650660-495700711720521750762-559800813820597850864-63590091492067310001016102074910501017-8111001118112085112001220122088913001321-96514001420-04215001524-1118)