ASME Class 600

Valve
Size
No.of
Studs
B C D
Bolt Diameter Raised Face Ring Joint
in mm in mm in mm in mm
2″ 50 8 5/8 16 634 171 7 178
212 65 8 3/4 19 712 191 734 197
3″ 80 8 3/4 19 8 203 814 210
4″ 100 8 7/8 22 914 235 914 235
5″ 125 8 1 25 1034 273 11 279
6″ 150 12 1 25 1214 311 1212 318
8″ 200 12 118 29 1414 362 1412 368
10″ 250 16 114 32 17 432 1714 438
12″ 300 20 114 32 18 457 18 457
14″ 350 20 138 35 2014 514 2012 521
16″ 400 20 112 38 2214 565 2212 572
18″ 450 20 158 41 2514 641 2512 648
20″ 500 24 158 41 26 660 2614 667
24″ 600 24 178 48 3014 768 3034 781
26″ 650 28 178 48 3112 800 32 813
30″ 750 28 2 51 3414 870 3434 883
36″ 900 28 212 64 41 1041 2012 1060
42″ 1050 28 234 70 47 1194 4712 1207
ASME Class 900

Valve
Size
No.of
Studs
B C D
Bolt Diameter Raised Face Ring Joint
in mm in mm in mm in mm
2″ 50 8 7/8 22 834 222 834 222
212 65 8 1 25 934 248 934 248
3″ 80 8 7/8 22 914 235 914 235
4″ 100 8 118 29 11 279 11 279
6″ 150 12 118 29 14 356 1414 362
8″ 200 12 138 35 17 432 1714 438
10″ 250 16 138 35 19 483 19 483
12″ 300 20 138 35 2134 552 2134 552
14″ 350 20 112 38 25 635 2512 648
16″ 400 20 158 41 2634 679 27 686
18″ 450 20 178 48 3034 781 3112 800
20″ 500 20 2 51 3112 800 3214 819
24″ 600 20 212 64 3634 933 3634 946

ASME Class 1500

Valve
Size
No.of
Studs
B C D
Bolt Diameter Raised Face Ring Joint
in mm in mm in mm in mm
2″ 50 8 7/8 22 834 222 834 222
212 65 8 1 25 934 248 934 248
3″ 80 8 118 29 1012 267 1012 267
4″ 100 8 114 32 12 305 12 305
6″ 150 12 138 35 1634 425 1634 425
8″ 200 12 158 41 1934 502 2014 514
10″ 250 12 178 48 2314 591 2312 597
12″ 300 16 2 51 27 686 2734 705
14″ 350 16 214 57 3014 768 3014 794
16″ 400 16 212 64 33 838 34 864
18″ 450 16 234 70 3834 965 39 900
20″ 500 16 2 76 4334 1111 4434 1137
24″ 600 16 312 89 48 1219 4914 1251

ASME Class 2500

Valve
Size
No.of
Studs
B C D
Bolt Diameter Raised Face Ring Joint
in mm in mm in mm in mm
2″ 50 8 1 25 10 254 10 254
212 65 8 118 29 1114 286 1114 286
3″ 80 8 114 32 1214 311 1212 318
4″ 100 8 112 38 1414 362 1434 375
6″ 150 8 2 51 20 508 2012 521
8″ 200 12 2 51 2334 603 24 610
10″ 250 12 212 64 2914 743 3014 768
12″ 300 12 234 70 3314 845 3414 870
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