6 fastener torques – Flowserve HED Worthington User Manual
Page 36

HED/HED-DS USER INSTRUCTIONS ENGLISH 85392695 – 06/14
Page 36 of 64
6.6 Fastener torques
Steel Casing to Casing Cover
B425 N08825 (Alloy 825)
B473 S08020 (Alloy 20)
Stud Size
Torque Value
Nm (lbft)
3/8” 16UNC
1/2”13UNC
5/8” 11UNC
3/4” 10UNC
7/8” 9UNC
1” 8UNC
1 1/8” 8UN
1 1/4” 8UN
1 3/8” 8UN
1 1/2” 8UN
1 5/8” 8UN
1 3/4” 8UN
1 7/8” 8UN
2” 8UN
2 ¼” 8UN
2 ½” 8UN
9
25
49
88
137
196
304
432
589
785
1030
1324
1668
2060
2992
4120
(7)
(18)
(36)
(65)
(101)
(145)
(224)
(318)
(434)
(579)
(759)
(976)
(1230)
(1519)
(2206)
(3038)
Steel Casing to Casing Cover
A182 F51 (Duplex)
A276 S32760 (Super Duplex)
B446 N06625 (Inconel 625)
A193 B8M Class 2
Stud Size
Torque Value
Nm (lbft)
3/8” 16UNC
1/2”13UNC
5/8” 11UNC
3/4” 10UNC
7/8” 9UNC
1” 8UNC
1 1/8” 8UN
1 1/4” 8UN
1 3/8” 8UN
1 1/2” 8UN
1 5/8” 8UN
1 3/4” 8UN
1 7/8” 8UN
2” 8UN
2 ¼” 8UN
2 ½” 8UN
25
59
118
196
294
491
687
981
1275
1570
2256
2943
3787
4415
5886
7848
(18)
(43)
(87)
(145)
(217)
(362)
(506)
(723)
(940)
(1157)
(1664)
(2170)
(2792)
(3255)
(4340)
(5786)
Steel Casing to Casing Cover
A193 B7
A193 B16
B865 N05500 (Monel K 500)
17/4 PH A576 S17400 H1025
Stud Size
Torque Value
Nm (lbft)
3/8” 16UNC
1/2”13UNC
5/8” 11UNC
3/4” 10UNC
7/8” 9UNC
1” 8UNC
1 1/8” 8UN
1 1/4” 8UN
1 3/8” 8UN
1 1/2” 8UN
1 5/8” 8UN
1 3/4” 8UN
1 7/8” 8UN
2” 8UN
2 ¼” 8UN
2 ½” 8UN
29
78
147
245
392
638
883
1226
1668
2060
2943
3728
4905
5396
7848
10497
(22)
(58)
(108)
(181)
(289)
(470)
(651)
(904)
(1230)
(1519)
(2170)
(2749)
(3617)
(3978)
(5786)
(7739)
Bronze and Cast Iron Casing to Casing Cover
B148 C95200
Stud Size
Torque Value
Nm (lbft)
3/8” 16UNC
1/2”13UNC
5/8” 11UNC
3/4” 10UNC
7/8” 9UNC
1” 8UNC
1 1/8” 8UN
1 1/4” 8UN
1 3/8” 8UN
1 1/2” 8UN
1 5/8” 8UN
1 3/4” 8UN
1 7/8” 8UN
2” 8UN
2 ¼” 8UN
2 ½” 8UN
10
20
39
69
118
177
265
373
491
687
883
1128
1422
1717
2502
3434
(7)
(14)
(29)
(51)
(87)
(130)
(195)
(275)
(362)
(506)
(651)
(832)
(1049)
(1266)
(1844)
(2534)