Knurled Stainless Steel Socket Head Cap Screws Bolt

Standard	DIN912
Grade	A2,A4
Finish	Plain
Material	Stainless steel
Package	Cartons&Pallets or according to customer's requirement.
Delivery time	Within 3 days if in stock, 10-20 if no stock. It is based on the order quantity.
Application	Electronic equipment,Machinery,Buildings,Sanitary fittings,Sports equipment,etc.
Market	South&north America/Europe/East&South/east Asia/ Australia and Africa etc.
Payment Terms	L/C,T/T,Western Union,Money Gram.
Certification	ISO 9001:2008
Notice	We support standard part and also welcome customized.Please inform the exact specification of inquiry such as Material, Grade, Size etc.
	If it is special and non-standard products, please supply the drawing or Photos or Samples to us.0

SS316 Chemical Composition(%)
Grade	C≤	Mn≤	P≤	S≤	Si≤	Ni	Cr	Mo
	0.08	2.00	0.045	0.030	1	10.0-14.0	16.0-18.0	2.0-3.0

316 Mechanical property
σb≥	σ0.2≥	δ5 (%)≥	Hardness(HB)(kgf/mm2)]
520(Mpa)	205(Mpa)	40%	≤187 HRB≤90 HV ≤200

304 Chemical Composition(%)
Grade	C≤	Mn≤	Si≤	S≤	P≤	Cr	Ni	N≤
	0.08	2	0.75	0.03	0.045	18.0-20.0	8.0-10.5	0.1

304 Mechanical property
σb≥	σ0.2≥	δ5 (%)≥	Hardness(HB)(kgf/mm2)]
520(Mpa)	205(Mpa)	40%	≤187 HRB≤90 HV ≤200

DIN912
Screw Thread d	P			k		s		dk
	Pitch			k		s		plain head	knurled heads	min
	Coarse thread	Fine thread pitch-1	Fine thread pitch-2	min	max	min	max	max	max	min
M3	0.5	-	-	2.86	3	2.52	2.58	5.5	5.68	5.32
M4	0.7	-	-	3.82	4	3.02	3.08	7	7.22	6.78
M5	0.8	-	-	4.82	5	4.02	4.095	8.5	8.72	8.28
M6	1	-	-	5.7	6	5.02	5.14	10	10.22	9.78
M8	1.25	1	-	7.64	8	6.02	6.14	13	13.27	12.73
M10	1.5	1.25	1	9.64	10	8.025	8.175	16	16.27	15.73
M12	1.75	1.25	1.5	11.57	12	10.025	10.175	18	18.27	17.73
M14	2	1.5	-	13.57	14	12.032	12.212	21	21.33	20.67
M16	2	1.5	-	15.57	16	14.032	14.212	24	24.33	23.67
M18	2.5	1.5	2	17.57	18	14.032	14.212	27	27.33	26.67
M20	2.5	1.5	2	19.48	20	17.05	17.23	30	30.33	29.67
(M22)	2.5	1.5	2	21.48	22	17.05	17.23	33	33.39	32.61
M24	3	2	-	23.48	24	19.065	19.275	36	36.39	35.61
(M27)	3	2	-	26.48	27	19.065	19.275	40	40.39	39.61
M30	3.5	2	-	29.48	30	22.065	22.275	45	45.39	44.61
(M33)	3.5	2	-	32.38	33	24.065	24.275	50	50.39	49.61
M36	4	3	-	35.38	36	27.065	27.275	54	54.46	53.54
M42	4.5	3	-	41.38	42	32.08	32.33	63	63.46	62.54
M48	5	3	-	47.38	48	36.08	36.33	72	72.46	71.54
M56	6.5	4	-	55.26	56	41.08	41.33	84	84.54	83.46
M64	6	4	-	63.26	64	46.08	46.33	96	96.54	95.46
M72	6	4	-	71.26	72	55.1	55.4	108	108.54	107.46
M80	6	4	-	79.26	80	65.1	65.4	120	120.54	119.46
M90	6	4	-	89.13	90	75.1	75.4	135	135.63	134.37
M100	6	4	-	99.13	100	85.12	85.47	150	150.63	149.37

尾部

GET IN TOUCH

ABOUT US

Jiaxing Goshen Hardware CO., LTD is Located at Economic Development Area, Jiaxing City, Zhejiang Province, China. We specialise in suppling kinds of stainless steel, high strength and low carbon steel fasteners with excellent quality and reliable price. Our fasteners according to a number of internationally recognised standards including DIN, ANSI/ASTM, BS, JIS, GB etc.