DIN931 A4-70 Stainless Steel 316 Hex Bolts Hex Cap Screws Partially Thread

Product Description:

Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless screws have excellent resistance to chemicals and salt water.

They may be mildly magnetic. Length is measured from under the head.

Stainless steel 316 can be used in the same applications.

Mechanical properties:

Product Specifications:

Hex bolt & Hex Cap Screws partially threaded
DIN931-1987
d(mm)	P(mm)	b(mm)			ds(mm)			k(mm)				S(mm)
		L≤125	125＜L≤200	L＞200	min		Max	A		B		min		Max
					A	B		min	max	min	max	A	B
M1.6	0.35	9	/	/	1.46	/	1.6	0.98	1.22	/	/	3.02	/	3.2
M2	0.4	10	/	/	1.86	/	2	1.28	1.52	/	/	3.82	/	4
M2.5	0.45	11	/	/	2.36	/	2.5	1.58	1.82	/	/	4.82	/	5
M3	0.5	12	/	/	2.86	/	3	1.88	2.12	/	/	5.32	/	5.5
M3.5	0.6	13	/	/	3.32	/	3.5	2.28	2.52	/	/	5.82	/	6
M4	0.7	14	/	/	3.82	/	4	2.68	2.92	/	/	6.78	/	7
M5	0.8	16	22	/	4.82	/	5	3.35	3.65	/	/	7.78	/	8
M6	1	18	24	/	5.82	/	6	3.85	4.15	/	/	9.78	/	10
M7	1	20	26	/	6.78	/	7	4.65	4.95	/	/	10.73	/	11
M8	1.25	22	28	/	7.78	/	8	5.15	5.45	/	/	12.73	/	13
M10	1.5	26	32	45	9.78	/	10	6.22	6.56	/	/	16.73	/	17
M12	1.75	30	36	49	11.7	/	12	7.32	7.68	/	/	18.67	/	19
M14	2	34	40	53	13.7	/	14	8.62	8.98	/	/	21.67	/	22
M16	2	38	44	57	15.7	15.6	16	9.82	10.18	9.71	10.29	23.67	23.16	24
M18	2.5	42	48	61	17.7	17.6	18	11.28	11.72	11.15	11.85	26.67	26.15	27
M20	2.5	46	52	65	19.7	19.5	20	12.28	12.72	12.15	12.85	29.67	29.16	30
M22	2.5	50	56	69	21.7	21.5	22	13.78	14.22	13.65	14.35	31.61	31	32
M24	3	54	60	73	23.7	23.5	24	14.78	15.22	14.65	15.35	35.38	35	36
M27	3	60	66	79	/	26.5	27	/	/	16.65	17.35	/	40	41
M30	3.5	66	72	85	/	29.5	30	/	/	18.28	19.12	/	45	46
M33	3.5	72	78	91	/	32.4	33	/	/	20.58	21.42	/	49	50
M36	4	78	84	97	/	35.4	36	/	/	22.08	22.92	/	53.8	55
M39	4	84	90	103	/	38.4	39	/	/	24.58	25.42	/	58.8	60
M42	4.5	90	96	109	/	41.61	42	/	/	25.58	26.42	/	63.1	65
M45	4.5	96	102	115	/	44.38	45	/	/	27.58	28.42	/	68.1	70
M48	5	102	108	121	/	47.38	48	/	/	29.58	30.42	/	73.1	75
M52	5	/	116	129	/	51.26	52	/	/	32.5	33.5	/	78.1	80
M56	5.5	/	124	137	/	55.26	56	/	/	34.5	35.5	/	82.5	85
M60	5.5	/	132	145	/	59.26	60	/	/	37.5	38.5	/	87.8	90
M64	6	/	140	153	/	63.26	64	/	/	39.5	40.5	/	92.8	95
M68	6	/	148	161	/	67.26	68	/	/	42.5	43.5	/	97.8	100
M72	6	/	156	169	/	71.26	72	/	/	44.5	45.5	/	102.8	105
M76	6	/	164	177	/	75.26	76	/	/	47.5	48.5	/	107.8	110
M80	6	/	172	185	/	79.26	80	/	/	49.5	50.5	/	112.8	115
M90	6	/	192	205	/	89.13	90	/	/	56.4	57.6	/	127.5	130
M100	6	/	/	225	/	99.13	100	/	/	62.4	63.6	/	142.5	145
M110	6	/	/	245	/	109.1	110	/	/	68.4	69.6	/	152.5	155
M125	6	/	/	275	/	124	125	/	/	78.4	79.6	/	177.5	180
M140	6	/	/	305	/	139	140	/	/	87.3	88.7	/	195.4	200
M160	6	/	/	345	/	159	160	/	/	99.3	100.7	/	225.4	230

Finish:

Unless otherwise specified, fasteners in accordance with this part of ISO 3506 shall be supplied clean and bright. For maximum corrosion resistance, passivation is recommended. When passivation is required, it shall

be performed in accordance with ISO 16048. Fasteners that are passivated may additionally be marked with the symbol “P” after the symbols for steel grade and property class.

Jiangyin XiangGu Hardware Products Co., Ltd. is located in Wuxi City and close to Shanghai Port, with convenient transportation.

Our company handles all kinds of fasteners such as bolts, nuts and washers made of stainless steel, carbon steel and copper.

Xianggu Hardware is committed to integrating the superior supply chain system of various fastener products, focusing on the salesman's mastery of fastener expertise, providing fastener system solutions.

We are willing to become your partner with first-class product quality,first-class service level and competitive price.

Main products:

Stainless steel 18-8,A2-70, A4-70 and A4-80 Hex head bolts,Hex socket head bolts and nuts.

Carbon steel and Alloy steel Hex head cap screws,Hex socket head screws, machine screws, self-tapping screws, Hex flange bolts and Structural bolts with coating Hot-dip galvanized, Dacromet, Blue-white zinc,Yellow zinc.

Product Application Areas:

Our fasteners are widely used in automobiles, ships, wind energy, solar energy, boiler, electronic appliances, machinery and equipment, and construction engineering.