Material

GB 10 - 1976 Countersunk head square neck bolts

Unit: mm

国标GB 10 - 1976 GB10 10GB Countersunk head square neck bolts

Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.

Thread Size
d

M10

M12

M16

M20

P	Pitch
d_k	Nominal Size
	max
	min
s	Nominal Size
	max
	min
k	Nominal Size
	max
	min
c	max

1.00	1.25	1.50	1.75	2.00	2.50
10.5	14	17	21	28	36
11.05	14.55	17.55	21.65	28.65	36.8
9.95	13.45	16.45	20.35	27.35	35.2
6	8	10	12	16	20
6.3	8.36	10.36	12.43	16.43	20.52
5.84	7.8	9.8	11.76	15.76	19.72
5.7	6.8	8	10.5	12.5	14.5
6.1	7.25	8.45	11.05	13.05	15.05
5.3	6.35	7.55	9.95	11.95	13.95
0.7	0.8	1	1.5	1.5	1.5

Weight of per 1000 steel products(≈kg)

Length of Thread b

Alternative history

GB 10 - 1976 GB /T 10 - 1988 GB /T 10 - 2013

Similar Standards

1	[GB] GB /T 10 - 2013	Countersunk Head Square Neck Bolts
2	[GB] GB /T 10 - 1988	Flat Countersunk Square Neck Bolts
3	[GB] GB /T 21934 - 2008	Earth-Moving Machinery - Plough Bolt
4	[DIN] DIN 608 - 2010	Flat Countersunk Head Square Neck Bolts With Short Square Suppliers(1)
5	[DIN] DIN 608 - 2007	Flat Countersunk Short Square Neck Bolts，With Short Square Suppliers(1)
6	[DIN] DIN 608 - 1981	Flat Countersunk Square Neck Bolts With Short Square Suppliers(1)
7	[DIN] DIN 605 - 2010	Flat Countersunk Head Square Neck Bolts With Long Square
8	[DIN] DIN 605 - 1981	Flat countersunk head square neck bolts with long square
9	[ANSI/ASME] ANSI/ASME B 18.5 - 2012	114-deg Countersunk Square Neck Bolts,(Inch Series)
10	[ANSI/ASME] ANSI/ASME B 18.5 - 2008	114° Countersunk square neck bolts
11	[ANSI/ASME] ANSI/ASME B 18.5 - 2008	Flat countersunk head elevator bolts
12	[ANSI/ASME] ANSI/ASME B 18.5 - 2008	Large Countersunk Square Neck Bolts
13	[ANSI/ASME] ANSI/ASME B 18.9 - 2007	Plow Bolts(Round,Countersunk,Square Neck)
14	[UNI] UNI 6104 - 1975	Flat Countersunk Square Neck Bolts - Grade C
15	[BS] BS 4933 - 1973	Metric 120°Countersunk Head Square Neck Bolts
16	[BS] BS 4933 - 1973	Metric 90°Countersunk Square Bolts
17	[BS] BS 325 - 1947	Black Countersunk Square Neck Bolts For Iron
18	[BS] BS 325 - 1947	Black Counersunk Square Neck Bolts For Woodwork
19	[CNS] CNS 4418 - 1981	Countersunk Head Square Neck Bolt
20	[CNS] CNS 4419 - 1981	120°Flat Countersunk Head Short Square Neck Bolts
21	[ASME] ASME B 18.9 - 2012	No.3 Regular Head Plow Bolts (Round, Countersunk, Square Neck)
22	[ASME] ASME B 18.9 - 2012	No.3 Repair Head Plow Bolts (Round, Countersunk, Square Neck)