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Click Specification

Unit:mm

Cold heading dies for screws - Punches for final upsetting, Type D, (Suitable for GB68)

JB /T 4211.4 - 1986

Display drawing:

机械行业JB /T4211.4 - 1986 JB4211.4 4211.4JB Cold heading dies for screws - Punches for final upsetting, Type D, (Suitable for GB68)

Thread Size

M2

M2.5

M3

M4

M5

M6

M8

M10

D	Nominal Size
	max
	min
L	max=nominal size
	min
D₁
t	verticality
	Equality

12	12	16	16	20	20	28	32
12.057	12.057	16.057	16.057	20.076	20.076	28.076	32.093
12.039	12.039	16.039	16.039	20.055	20.055	28.055	32.068
14	14	18	18	24	24	34	38
13.93	13.93	17.93	17.93	23.916	23.916	33.9	37.9
8	8	12	12	16	16	24	28
0.05	0.05	0.05	0.05	0.05	0.05	0.06	0.06
0.05	0.05	0.05	0.05	0.05	0.05	0.06	0.06

Alternative history

JB /T 4211.4 - 1986 JB /T 4211.1 - 2014

Similar Standards

1

Hexagonal die nuts

[DIN]
DIN 382 - 2020

Hexagonal die nuts