通径" DN(mm) 外径 (mm) 10S 20S 20 30 STD 40S 40 60 XS 80S 80
3/8 10 17 1.65/1.6 2.0 2.31 2.31/2.5 2.31/2.5 3.2/ 3.2/3.2 3.2/3.5
1/2 15 22 2.11/2.0 2.5 2.77 2.77/3.0 2.77/3.0 3.73/ 3.73/4.0 3.73/4.0
3/4 20 27 2.11/2.0 2.5 2.87 2.87/3.0 2.87/3.0 3.91/ 3.91/4.0 3.91/4.0
1 25 34 2.77/2.8 3.0 3.38 3.38/3.5 3.38/3.5 4.55/ 4.55/4.5 4.55/4.5
1'1/4 32 42 2.77/2.8 3.0 3.56 3.56/3.5 3.56/3.5 4.85/ 4.85/5.0 4.85/