Home > Products & Standards > GB /T 878-1986 Slotted headless screws with shank (Paraller pins with external thread)

GB /T 878-1986 Slotted headless screws with shank (Paraller pins with external thread)

Unit: mm

国标GB /T878-1986 GB878 878GB(GB878-76) Slotted headless screws with shank (Paraller pins with external thread)

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

Screw Thread
d

Φ4

Φ6

Φ8

Φ10

Φ12

Φ16

Φ20

d_s	min
	max
d₁
n	Nominal Size
	min
	max
t	max
	min
b	max
	min

3.82	5.82	7.78	9.78	11.73	15.73	19.67
4	6	8	10	12	16	20
M4	M6	M8	M10	M12	M16	M20
0.6	1	1.2	1.6	2	2.5	3
0.66	1.06	1.26	1.66	2.06	2.56	3.06
0.8	1.2	1.51	1.91	2.31	2.81	3.31
2.05	2.9	3.6	4.25	4.8	5.5	6.8
1.75	2.5	3.1	3.75	4.2	4.8	6
4.4	6.6	8.8	11	13.2	17.6	22
3	4.6	6.3	8	9.2	13.6	17

Weitht of per 1000 steel products(≈kg)

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Relevant Standards

1

开槽无头轴位螺钉

[GB]
GB /T 831-1988

Slotted shoulder screws

2

开槽无头螺钉(螺纹圆柱销)

[GB]
GB /T 878-2007

Slotted headless screws with shank (Paraller pins with external thread)

3

开槽轴肩螺钉

[DIN]
DIN 927-1986

Slotted shoulder screws

4

开槽无头螺钉

[DIN]
DIN 427-1986

Slotted headless screws with chamfered end

5

开槽螺钉

[ISO]
ISO 2342-1972

Slotted screws

6

开槽无头螺钉

[ISO]
ISO 2342-2003

Slotted headless screws with shank

7

开槽无头螺钉

[ISO]
ISO 2342-2005

Slotted headless screws with shank

8

开槽无头螺钉

[NF]
NF E 25-175-2004

Slotted headless screws with shank