sub02_title03.gif

bolt03.gif ▣ Metric (KS B 1002 JIS B 1180)

                      
Bolt
dia-
meter
d1 H B C
App
R
Min
S Pitch
Basic Tolerance Basic Tolerance Basic Tolerance Coa-
rse
Fine
finish Semi-
finish
Regu
lar
finish Semi-
finish
Regu
lar
finish Semi-
finish
Regu
lar
M6 6 0
-0.1
-
-
0
-0.2
+0.6
-0.15
-
4 ±0.15 ±0.25 ±0.6 10 0
-0.2
-
0
-0.6
-
0
-0.6
-
11.5 0.25 18 1 -
M8 8 0   +0.7 5.5       13 0 0 0 15 0.4 22 1.25 1
M10 10 -0.15   -0.2 7       17 -0.25 -0.7 -0.7 19.6 0.4 26 1.5 1.25
M12 12       8       19       21.9 0.6 30 1.75 1.25
(M14) 14   0 +0.9 9   ±0.3 ±0.8 22 0 0 0 25.4 0.6 34 2 1.5
M16 16   -0.25 -0.2 10       24 -0.35 -0.8 -0.8 27.7 0.6 38 2 1.5
(M18) 18 0     12       27       31.2 0.6 42 2.5 1.5
M20 20 -0.2     13 ±0.2     30       34.6 0.8 46 2.5 1.5
(M22) 22       14   ±0.35 ±0.9 32       37 0.8 50 2.5 1.5
M24 24   0 +0.95 15       36 0 0 0 41.6 0.8 54 3 2
(M27) 27   -0.35 -0.35 17       41 -0.4 -1.0 -1.0 47.3 1 60 3 2
M30 30       19       46       53.1 1 66 3.5 2
(M33) 33 0 0 +1.2 21 ±0.25 ±0.4 ±1.0 50       57.7 1 72 3.5 2
M36 36 -0.25 -0.4 -0.4 23       55 0 0 0 63.51 1 78 4 3
M42 42       26       65 -0.45 -1.2 -1.2 75 1.2 90 4.5 -