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GB /T 801-1988 Cup head square neck bolts with small head and short neck


Unit: mm
国标GB /T801-1988 GB801 801GB(ISO8678-1988 小半圆头低方颈螺栓
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M6 M8 M10 M12 M16 M20
P Pitch
b L≤125
125<L≤200
dk max
min
ds max
k1 max
min
k max
min
s max
min
1 1.25 1.5 1.75 2 2.5
18 22 26 30 38 46
/ 28 32 36 44 52
13.1 17.1 21.3 25.3 33.6 41.6
11.3 15.3 19.16 23.16 31 39
6 8 10 12 16 20
3 3 4 4 5 5
2.4 2.4 3.2 3.2 4.2 4.2
3.6 4.8 5.8 6.8 8.9 10.9
3 4 5 6 8 10
6.48 8.58 10.58 12.7 16.7 20.84
5.88 7.85 9.85 11.82 15.82 19.79
Weitht of per 1000 steel products(≈kg)
- - - - - -
Relevant Standards
1
小半圆头矮方颈螺栓 B级
[ISO]
ISO 8678-1988
Cup head square neck bolts with small head and short neck-Product grade B
2
半圆头低方颈马车螺栓
[JIS]
JIS B 1171-2001
Round head bolts with short square neck
3
半圆头矮方颈螺栓
[JIS]
JIS B 1171-2005
Round head bolts with short square neck
4
圆头矮方颈螺钉Table3
[ANSI/ASME]
ANSI/ASME B 18.5-2008
Round head short square neck bolts
5
米制圆头方颈螺钉
[ANSI/ASME]
ANSI/ASME B 18.5.2.2M-2005
Metric round head square neck bolts
6
米制圆头矮方颈螺钉
[ANSI/ASME]
ANSI/ASME B 18.5.2.1M-2011
Metric round head short square neck bolts