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Hex Socket Head Cap Screw Factory with Black DIN912 Grade 8.8

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Ningbo Strong Bolt Trade Co., Ltd.

Audited Supplier 10 years

Profile Certified by SGS/BV

Zhejiang, China
Monivy (Ms.)
Sales Manager

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Product Detail
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Model NO.:

DIN912/ISO12474/ISO4762

Material:

Carbon Steel

Type:

Hexagon Head

Connection:

Common Bolt

Head Style:

Hex Socket Head

Standard:

DIN, ANSI, GB, JIS, BSW, GOST

Grade:

4.8&5.8&6.8&8.8&10.9&12.9

Application:

Machinery, Chemical Industry, Environmental, Building

Finish:

Yzp&Blk&Zinc Plated&HDG

Process:

Cold Forging,Hot Forging,Machining

Salt Spray Test:

According to Requirements

Surface Treatement:

According to Requirements

Tensile Strength Test:

Standard

Length:

2-300mm

Trademark:

STRONG BOLT

Transport Package:

Small Box & Bulk & Customizing

Specification:

M1.4-M100

Origin:

Ningbo, China

HS Code:

7318150000

Product Description

Thread Size			M1.4	M1.6	M2	M2.5	M3	M4	M5	M6	M8	M10	M12	(M14)	M16	(M18)	M20
d
P	Pitch	Coarse thread	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
		Fine thread pitch-1	-	-	-	-	-	-	-	-	1	1.25	1.25	1.5	1.5	1.5	1.5
		Fine thread pitch-2	-	-	-	-	-	-	-	-	-	1	1.5	-	-	2	2
dk	plain head	max	2.6	3	3.8	4.5	5.5	7	8.5	10	13	16	18	21	24	27	30
	knurled heads	max	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
	min		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
da	max		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
ds	max		1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
ds	min		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
e	min		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
k	max		1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
k	min		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
s	Nominal Size		1.3	1.5	1.5	2	2.5	3	4	5	6	8	10	12	14	14	17
	min		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
	max		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
t	min		0.6	0.7	1	1.1	1.3	2	2.5	3	4	5	6	7	8	9	10
w	min		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

Thread Size			(M22)	M24	(M27)	M30	(M33)	M36	M42	M48	M56	M64	M72	M80	M90	M100
d
P	Pitch	Coarse thread	2.5	3	3	3.5	3.5	4	4.5	5	5.5	6	6	6	6	6
		Fine thread pitch-1	1.5	2	2	2	2	3	3	3	4	4	4	4	4	4
		Fine thread pitch-2	2	-	-	-	-	-	-	-	-	-	-	-	-	-
dk	plain head	max	33	36	40	45	50	54	63	72	84	96	108	120	135	150
	knurled heads	max	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
	min		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
da	max		24.4	26.4	30.4	33.4	36.4	39.4	45.5	52.6	63	71	79	87	97	107
ds	max		22	24	27	30	33	36	42	48	56	64	72	80	90	100
ds	min		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
e	min		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
k	max		22	24	27	30	33	36	42	48	56	64	72	80	90	100
k	min		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
s	Nominal Size		17	19	19	22	24	27	32	36	41	46	55	65	75	85
	min		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
	max		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
t	min		11	12	13.5	15.5	18	19	24	28	34	38	43	48	54	60
w	min		9.4	10.4	11.9	13.1	13.5	15.3	16.3	17.5	19	22	25	27	32	34

1,For size ≤ M4, the point need not be chamfered.
2,e min = 1.14 * S min
3,Norminal lengths above 300 mm shall be in 20 mm steps.
5,L-b ≥ 3P (P:Coarse thread pitch)
6,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
c)Non-ferrous metal by standard DIN 267-18

• Carton size : The ordinary carton (27*25*14.5CM) , or according to the demand of the customers.
• Packing : plastic bags,Box, carton , then put on pallets, or according to the demand of the customers.

• We are a typical China supplier with more than 10 years experiences on fasteners.We are professionally exporting under the standards of DIN, JIS, GB, ANSI, and BS, as well as nonstandard fasteners. Now we have gained close cooperation with clients from Canada, Dubai, Europe, India,Chile,Peru and Russia, and won good comments from users. We always fulfilling customers' expectations by following the principle of "Providing services whenever and wherever our customers need it" to establish a steady beneficial relationship and wining customers' hearts. If you need more information, please contact our sales department.