
INTRODUCTION
4–bolt flange connections conforming to ISO 6162-1 and SAE J518-1 (Code 61)
At a pressure of 35 - 350 bar (508 - 5075 psi)
Metric screws – Class 10.9
Dash
size
Nominal
size
(Drill)
Metric d1
Nominal
size
(Drill)
Inch d1
Screw
Thread
Metric
d3
Recommended
According
ISO 6162
(SAE J518)
ALFAGOMMA
PARKER
VOSS
-8
13 mm
1/2
M8
32 - 35 N·m
(
24 - 26 lb ft
)
20 - 25 N·m
(
15 - 18 lb ft
)
24 - 26 N·m
(
18 - 19 lb ft
)
23 - 25 N·m
(
17 - 18 lb ft
)
-12
19 mm
3/4
M10
70 - 77 N·m
(
52 - 57 lb ft
)
28 - 40 N·m
(
21 - 30 lb ft
)
50 - 55 N·m
(
37 - 41 lb ft
)
45 - 50 N·m
(
33 - 37 lb ft
)
-16
25 mm
1
M10
70 - 77 N·m
(
52 - 57 lb ft
)
37 - 48 N·m
(
27 - 35 lb ft
)
50 - 55 N·m
(
37 - 41 lb ft
)
45 - 50 N·m
(
33 - 37 lb ft
)
-20
32 mm
1 1/4
M10
70 - 77 N·m
(
52 - 57 lb ft
)
48 - 62 N·m
(
35 - 46 lb ft
)
50 - 55 N·m
(
37 - 41 lb ft
)
45 - 50 N·m
(
33 - 37 lb ft
)
-24
38 mm
1 1/2
M12
130 - 143 N·m
(
96 - 105 lb ft
)
62 - 79 N·m
(
46 - 58 lb ft
)
92 - 101 N·m
(
68 - 74 lb ft
)
77 - 85 N·m
(
57 - 63 lb ft
)
-32
51 mm
2
M12
130 - 143 N·m
(
96 - 105 lb ft
)
73 - 90 N·m
(
54 - 66 lb ft
)
92 - 101 N·m
(
68 - 74 lb ft
)
77 - 85 N·m
(
57 - 63 lb ft
)
-40
64 mm
2 1/2
M12
130 - 143 N·m
(
96 - 105 lb ft
)
107 - 124 N·m
(
79 - 91 lb ft
)
92 - 101 N·m
(
68 - 74 lb ft
)
77 - 85 N·m
(
57 - 63 lb ft
)
-48
76 mm
3
M16
295 - 325 N·m
(
218 - 240 lb ft
)
186 - 203 N·m
(
137 - 150 lb ft
)
210 - 231 N·m
(
155 - 170 lb ft
)
189 - 210 N·m
(
139 - 155 lb ft
)
4–bolt flange connections conforming to ISO 6162-2 and SAE J518-2 (Code 62)
At a pressure of 420 bar (6090 psi)
Metric screws – Class 10.9
Dash
size
Nominal
size
(Drill)
Metric d1
Nominal
size
(Drill)
Inch d1
Screw
Thread
Metric
d3
Recommended
According
ISO 6162
(SAE J518)
ALFAGOMMA
PARKER
VOSS
-8
13 mm
1/2
M8
32 - 35 N·m
(
24 - 26 lb ft
)
20 - 25 N·m
(
15 - 18 lb ft
)
24 - 26 N·m
(
18 - 19 lb ft
)
23 - 25 N·m
(
17 - 18 lb ft
)
-12
19 mm
3/4
M10
70 - 77 N·m
(
52 - 57 lb ft
)
34 - 45 N·m
(
25 - 33 lb ft
)
50 - 55 N·m
(
37 - 41 lb ft
)
45 - 50 N·m
(
33 - 37 lb ft
)
-16
25 mm
1
M12
130 - 143 N·m
(
96 - 105 lb ft
)
56 - 68 N·m
(
41 - 50 lb ft
)
92 - 101 N·m
(
68 - 74 lb ft
)
77 - 85 N·m
(
57 - 63 lb ft
)
-20
32 mm
1 1/4
M12
130 - 143 N·m
(
96 - 105 lb ft
)
85 - 102 N·m
(
63 - 75 lb ft
)
130 - 143 N·m
(
96 - 105 lb ft
)
117 - 130 N·m
(
86 - 96 lb ft
)
-24
38 mm
1 1/2
M16
295 - 325 N·m
(
218 - 240 lb ft
)
158 - 181 N·m
(
117 - 133 lb ft
)
210 - 231 N·m
(
155 - 170 lb ft
)
189 - 210 N·m
(
139 - 155 lb ft
)
-32
51 mm
2
M20
550 - 605 N·m
(
406 - 446 lb ft
)
271 - 294 N·m
(
200 - 217 lb ft
)
400 - 440 N·m
(
295 - 325 lb ft
)
47829043 22/01/2015
22
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