GB /T 3746 - 2008 24° Cone Connectors - Union Cross


Unit: mm
国标GB /T3746 - 2008 GB3746 3746GB 24° Cone Connectors - Union Cross
Nominal Diameter
d
M8 M10 M10 M12 M12 M14 M16 M18 (M20) M22 (M24) M26 M30
PN MPa
Tube outer diameter
P Pitch
d1 Ref.
L1 ±0.3
b min
L4 Ref.
s Forging min
Machining max
Series
10 10 10 10 25 25 25 25 25 25 25 16 16
4 5 6 8 6 8 10 12 14 15 16 18 22
1 1 1 1 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2
3 3.5 4.5 6 4 6 8 10 11 12 14 15 19
15 15 15 17 19 21 22 24 25 28 30 31 35
6 6 6 7 7 7 8 8 8 9 9 9 10
11 9.5 9.5 11.5 12 14 15 17 18 21 22.5 23.5 27.5
9 9 9 12 12 12 14 17 19 19 22 24 27
9 11 11 12 12 14 17 19 - - - - -
LL LL LL LL L L L L L L L L L
Nominal Diameter
d
M36 M45 M52 M14 M16 M18 M20 (M22) M24 M30 M36 M42 M52
PN MPa
Tube outer diameter
P Pitch
d1 Ref.
L1 ±0.3
b min
L4 Ref.
s Forging min
Machining max
Series
10 10 10 63 63 63 63 63 40 40 40 25 25
28 35 42 6 8 10 12 14 16 20 25 30 38
2 2 2 1.5 1.5 1.5 1.5 1.5 1.5 2 2 2 2
24 30 36 4 5 7 8 9 12 16 20 25 32
38 45 51 23 24 25 26 29 33 37 45 49 57
10 12 12 9 9 9 9 10 11 12 14 16 18
30.5 34.5 40 16 17 17.5 18.5 21.5 24.5 26.5 33 35.5 41
36 41 50 12 14 17 17 22 24 27 36 41 50
- - - 14 17 19 22 - - - - - -
L L L S S S S S S S S S S
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