ISO4762 DIN912 Zinc Coated Black Oxide Grade 8.8 10.9 12.9 Unf Hex Socket Head Cap Screw Allen Bolt

• Material: High Strength Steel
• Type: Round Head
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW
• Grade: 12.9
• Model NO.: M6-48
• Application: Machinery, Chemical Industry, Building
• Finish: Black
• Transport Package: Carton
• Specification: M12
• Trademark: QIJING
• Origin: Handan
• HS Code: 731815001
• Production Capacity: 5000 Ton/Year

Product Description

Black High Tensile 12.9 Grade Socket Bolt 

head	round socket head
thread	full thread and half thread
material	high tensile steel
color	black
packing	carton and pallet
size:	M6-M30
grade	8.8,10.9,12.9

Thread Size
d

M1.4

M1.6

M2

M2.5

M3

M4

M5

M6

M8

M10

M12

(M14)

M16

(M18)

M20

P		Pitch	Coarse thread
			Fine thread pitch-1
			Fine thread pitch-2
dk		plain head	max
		knurled heads	max
		min
da		max
ds		max
		min
e		min
k		max
		min
s		Nominal Size
		min
		max
t		min
w		min

0.3	0.35	0.4	0.45	0.5	0.7	0.8	1	1.25	1.5	1.75	2	2	2.5	2.5
-	-	-	-	-	-	-	-	1	1.25	1.25	1.5	1.5	1.5	1.5
-	-	-	-	-	-	-	-	-	1	1.5	-	-	2	2
2.6	3	3.8	4.5	5.5	7	8.5	10	13	16	18	21	24	27	30
2.74	3.14	3.98	4.68	5.68	7.22	8.72	10.22	13.27	16.27	18.27	21.33	24.33	27.33	30.33
2.46	2.86	3.62	4.32	5.32	6.78	8.28	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67
1.8	2	2.6	3.1	3.6	4.7	5.7	6.8	9.2	11.2	13.7	15.7	17.7	20.2	22.4
1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73	17.73	19.67
1.5	1.73	1.73	2.3	2.87	3.44	4.58	5.72	6.86	9.15	11.43	13.72	16	16	19.44
1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.7	7.64	9.64	11.57	13.57	15.57	17.57	19.48
1.3	1.5	1.5	2	2.5	3	4	5	6	8	10	12	14	14	17
1.32	1.52	1.52	2.02	2.52	3.02	4.02	5.02	6.02	8.025	10.025	12.032	14.032	14.032	17.05
1.36	1.56	1.56	2.06	2.58	3.08	4.095	5.14	6.14	8.175	10.175	12.212	14.212	14.212	17.23
0.6	0.7	1	1.1	1.3	2	2.5	3	4	5	6	7	8	9	10
0.5	0.55	0.55	0.85	1.15	1.4	1.9	2.3	3	4	4.8	5.8	6.8	7.8	8.6

Weight of per 1000 steel products(≈kg)

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Length of Thread b

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Thread Size
d

(M22)

M24

(M27)

M30

(M33)

M36

M42

M48

M56

M64

M72

M80

M90

M100

P		Pitch	Coarse thread
			Fine thread pitch-1
			Fine thread pitch-2
dk		plain head	max
		knurled heads	max
		min
da		max
ds		max
		min
e		min
k		max
		min
s		Nominal Size
		min
		max
t		min
w		min

2.5	3	3	3.5	3.5	4	4.5	5	5.5	6	6	6	6	6
1.5	2	2	2	2	3	3	3	4	4	4	4	4	4
2	-	-	-	-	-	-	-	-	-	-	-	-	-
33	36	40	45	50	54	63	72	84	96	108	120	135	150
33.39	36.39	40.39	45.39	50.39	54.46	63.46	72.46	84.54	96.54	108.54	120.54	135.63	150.63
32.61	35.61	39.61	44.61	49.61	53.54	62.54	71.54	83.46	95.46	107.46	119.46	134.37	149.37
24.4	26.4	30.4	33.4	36.4	39.4	45.5	52.6	63	71	79	87	97	107
22	24	27	30	33	36	42	48	56	64	72	80	90	100
21.67	23.67	26.67	29.67	32.61	35.61	41.61	47.61	55.54	63.54	71.54	79.54	89.46	99.46
19.44	21.73	21.73	25.15	27.43	30.85	36.57	41.13	46.83	52.53	62.81	74.21	85.61	97.04
22	24	27	30	33	36	42	48	56	64	72	80	90	100
21.48	23.48	26.48	29.48	32.38	35.38	41.38	47.38	55.26	63.26	71.26	79.26	89.13	99.13
17	19	19	22	24	27	32	36	41	46	55	65	75	85
17.05	19.065	19.065	22.065	24.065	27.065	32.08	36.08	41.08	46.08	55.1	65.1	75.1	85.12
17.23	19.275	19.275	22.275	24.275	27.275	32.33	36.33	41.33	46.33	55.4	65.4	75.4	85.47
11	12	13.5	15.5	18	19	24	28	34	38	43	48	54	60
9.4	10.4	11.9	13.1	13.5	15.3	16.3	17.5	19	22	25	27	32	34

Weight of per 1000 steel products(≈kg)

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-

-

-

-

-

-

-

-

-

-

-

-

Length of Thread b

-

-

-

-

-

-

-

-

-

-

-

-

-

-

,For size ≤ M4, the point need not be chamfered.
,e min = 1.14 * S min
,Norminal lengths above 300 mm shall be in 20 mm steps.
,L-b ≥ 3P (P:Coarse thread pitch)
,Material:
a)Steel, Property class: ≤M39: 8.8,10.9,12.9;> M39: as agreed. Standard DIN ISO 898-1
b)Stainless steel, Property class: ≤M20: A2-70,A4-70;> M20≤M39: A2-50, A4-50;≤M39: C3;> M39: as agreed. Standard ISO 3506, DIN 267-11