(주)영남볼트

Unit : mm
Bold diameter	d1				H				B				C App	R Min	S	Pitch
	Basic	Tolerance			Basic	Tolerance			Basic	Tolerance						Coarse	Fine
	Basic	finish	Semi finish	Regular	Basic	finish	Semi finish	Regular	Basic	finish	Semi finish	Regular				Coarse	Fine
M6	6	0 -0.1	0 -0.2	+0.60 -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	30	2	1.25
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	-

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