Bray 40_41 - Manual (Page 14)

Bray/McCannalok HPBV – Maximum Allowable Shaft Torques
All information herein is proprietary and confidential 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. Shaft Torque : 14
Maximum Allowable Shaft Torques (Lb-Ins)*
Standard & Fire Safe Valves
Valve
Size
inches
ASME 150 ASME 300 ASME 600
Series S40/41/4A Series S42/43/4B Series 44/45
2.5 1,776 1,776 NA
3 1,776 1,776 2,980
4 1,776 1,776 5,101
5 2,980 2,980 Please Consult Factory
6 2,980 5,101 13,107
8 5,101 13,107 22,779
10 13,107 22,779 72,679
12 13,107 22,779 72,679
14 22,779 72,679 142,582
16 72,679 142,582 246,277
18 72,679 142,582 423,121
20 142,582 202,665 625,210
24 202,665 423,121 1,059,387
26 202,665 Please Consult Factory
28 246,277 Please Consult Factory
30 423,121 840,799 Please Consult Factory
32 423,121 Please Consult Factory
34 423,121 Please Consult Factory
36 423,121 1,059,387
40 840,799 1,929,311
42 840,799 1,929,311
48 1,059,387 2,185,227
54 1,242,673 3,254,310
60 Please Consult Factory
* Based on shaft Material Code 50J (17-4 PH stainless steel, ASTM A564 Type 630 H1075)