User Manual
All information herein is proprietary and condential and may not be copied or reproduced without the expressed written consent of BRAY INTERNATIONAL, Inc.
The technical data herein is for general information only. Product suitability should be based solely upon customer’s detailed knowledge and experience with their application.
Bray/McCannalok HPBV – Seating & Unseating Torques
Torque : 8
ASME 300 - Torques (N-m)
Series 42/43/4B Standard - Valve Differential Pressure (Bar)
Valve
Size
mm
Less than 10.3 Bar >10.3-24 Bar >24-38 Bar >38-51 Bar
Retainer Upstream Retainer Downstream Retainer Upstream Retainer Downstream Retainer Upstream Retainer Downstream Retainer Upstream Retainer Downstream
65 19 23 33 41 43 58 53 76
80 21 25 35 43 45 60 55 78
100 31 36 47 60 62 82 79 113
125 62 73 113 141 157 209 203 288
150 96 113 149 186 194 260 237 339
200 179 209 280 350 365 486 418 599
250 316 373 497 622 644 859 791 1,130
300 480 565 750 938 975 1,300 1,187 1,695
350 825 972 1,211 1,514 1,548 2,068 1,740 2,486
400 1,345 1,582 1,944 2,430 2,463 3,277 3,006 4,294
450 1,729 2,034 2,441 3,051 3,062 4,079 3,560 5,085
500 2,305 2,712 3,322 4,147 4,181 5,571 4,825 6,893
600 3,650 4,294 5,153 6,441 6,498 8,667 7,515 10,735
750 7,684 9,040 11,481 14,351 14,577 19,436 16,611 23,730
900 11,430 13,447 16,272 20,340 20,340 27,120 22,939 32,770
1,000 13,063 15,368 18,984 23,730 25,086 33,448 31,482 44,974
1,200 14,408 16,950 24,589 30,736 36,273 48,364 45,562 65,088
1,350 Please Consult Factory
Series 42/43 Fire Safe - Valve Differential Pressure (Bar)
65 77 81 88 97 97 114 99 124
80 85 90 97 107 106 124 108 136
100 96 102 122 136 144 170 154 192
125 160 170 234 260 298 350 325 407
150 226 237 295 328 356 418 389 486
200 339 356 437 486 528 622 560 701
250 780 825 1,037 1,153 1,249 1,469 1,356 1,695
300 1,181 1,243 1,492 1,661 1,767 2,079 1,898 2,373
350 2,040 2,147 2,441 2,712 2,497 2,938 2,531 3,164
400 3,006 3,164 3,865 4,294 4,226 4,972 4,430 5,537
450 Please Consult Factory
500 Please Consult Factory
600 Please Consult Factory