三通：异径三通、等径三通。公称直径外径中心至端面mmmDIXD2CM20×203/4×3/425×2526.7×26.7292920×153/4×1/225×2026.7×21.3292925×201×132×3233.4×33.4383825×201×3/432×2533.4×26.7383832×321.1/4×1.1/438×3842.2×42.2484832×251.1/4×138×3242.2×33.4484840×401.1/2×1.1/245×4548.3×48.3575740×251.1/2×145×3248.3×33.4575750×502×257×5760.3×60.3646450×252×157×3260.3×60.3646465×652.1/2×2.1/276×7673×73767665×402.1/2×1.1/276×4573.0×48.3767680×803×389×89868680×503×289×5788.9×60.38676100×1004×4108×108114.3×114.3105105100×504×2108×57114.3×60.310589125×1255×5133×133141.3×141.3124124125×805×3133×89141.3×88.9124111150×1506×6159×159168.3×168.3143143150×1006×4159×108168.3×114.3143130200×2008×8219×219178178200×1008×4219×108219.1×114.3178156250×25010×10273×273216216250×12510×5273×133273.1×141.3216191<联系人：张云手机：13591556696电话：024-53833998)