Class 300 – Trunnion Valve

VALVE SIZE A1 (RF) A2 (RTJ) A3 (BW) A4 (SW) W
NPS DN In mm in mm in mm in mm in mm
2 50 8.50 216 9.12 232 8.50 216 8.50 216 14 350
2 1/2 65 9.50 241 10.12 257 9.50 241 9.50 241 16 400
3 80 11.12 283 11.74 299 11.12 283 11.12 283 20 500
4 100 12.00 305 12.62 321 12.00 305 12.00 305 20 500
6 150 15.88 403 16.50 419 18.00 403 18.00 403 24 600
8 200 19.75 502 20.37 518 20.50 521 20.50 521 24 600
10 250 22.38 568 23.00 584 22.00 559 22.00 559 24 600
12 300 25.50 648 26.12 664 25.00 635 25.00 635 24 600
14 350 30.00 762 30.62 778 30.00 762 30.00 762 32 800
16 400 33.00 838 33.62 854 33.00 838 33.00 838 32 800
18 450 36.00 914 36.62 930 36.00 914 36.00 914 32 800
20 500 39.00 991 39.75 1010 39.00 991 39.00 991 32 800
24 600 45.00 1143 45.88 1165 45.00 1143 45.00 1143 32 800
26 650 49.00 1245 50.00 1270 49.00 1245 49.00 1245 32 800
28 700 53.00 1346 54.00 1371 53.00 1346 53.00 1346 32 800
30 750 55.00 1397 56.00 1422 55.00 1397 55.00 1397 32 800
32 800 60.00 1524 61.12 1552 60.00 1524 60.00 1524 32 800