DIN 912 A2-70 Stainless Steel Hex Socket Head Cap Screw

Product Description

Thread size d			M1.4	M1.6	M2	M2.5	M3	M4	M5
P	Spray	Coarse teeth	0.3	0.35	0.4	0.45	0.5	0.7	0.8
		Fine teeth 1	-	-	-	-	-	-	-
		Fine teeth 2	-	-	-	-	-	-	-
dk	Round head		2.6	3	3.8	4.5	5.5	7	8.5
	Knurled head		2.74	3.14	3.98	4.68	5.68	7.22	8.72
	Minimum value		2.46	2.86	3.62	4.32	5.32	6.78	8.28
d	Maximum value		1.8	2	2.6	3.1	3.6	4.7	5.7
ds	Maximum value		1.4	1.6	2	2.5	3	4	5
	Minimum value		1.26	1.46	1.86	2.36	2.86	3.82	4.82
e	Minimum value		1.5	1.73	1.73	2.3	2.87	3.44	4.58
k	Maximum value		1.4	1.6	2	2.5	3	4	5
	Minimum value		1.26	1.46	1.86	2.36	2.86	3.82	4.82
s	Official name		1.3	1.5	1.5	2	2.5	3	4
	Minimum value		1.32	1.52	1.52	2.02	2.52	3.02	4.02
	Maximum value		1.36	1.56	1.56	2.06	2.58	3.08	4.095
t	Minimum value		0.6	0.7	1	1.1	1.3	2	2.5
w	Minimum value		0.5	0.55	0.55	0.85	1.15	1.4	1.9
Thread size d			M6	M8	M10	M12	(M14)	M16	(M18)
P	Spray	Coarse teeth	1	1.25	1.5	1.75	2	2	2.5
		Fine teeth 1	-	1	1.25	1.25	1.5	1.5	1.5
		Fine teeth 2	-	-	1	1.5	-	-	2
dk	Round head		10	13	16	18	21	24	27
	Knurled head		10.22	13.27	16.27	18.27	21.33	24.33	27.33
	Minimum value		9.78	12.73	15.73	17.73	20.67	23.67	26.67
d	Maximum value		6.8	9.2	11.2	13.7	15.7	17.7	20.2
ds	Maximum value		6	8	10	12	14	16	18
	Minimum value		5.82	7.78	9.78	11.73	13.73	15.73	17.73
e	Minimum value		5.72	6.86	9.15	11.43	13.72	16	16
k	Maximum value		6	8	10	12	14	16	18
	Minimum value		5.7	7.64	9.64	11.57	13.57	15.57	17.57
s	Official name		5	6	8	10	12	14	14
	Minimum value		5.02	6.02	8.025	10.025	12.032	14.032	14.032
	Maximum value		5.14	6.14	8.175	10.175	12.212	14.212	14.212
t	Minimum value		3	4	5	6	7	8	9
w	Minimum value		2.3	3	4	4.8	5.8	6.8	7.8

Thread size d			M20	(M22)	M24	(M27)	M30	(M33)	M36
P	Spray	Coarse teeth	2.5	2.5	3	3	3.5	3.5	4
		Fine teeth 1	1.5	1.5	2	2	2	2	3
		Fine teeth 2	2	2	-	-	-	-	-
dk	Round head		30	33	36	40	45	50	54
	Knurled head		30.33	33.39	36.39	40.39	45.39	50.39	54.46
	Minimum value		29.67	32.61	35.61	39.61	44.61	49.61	53.54
d	Maximum value		22.4	24.4	26.4	30.4	33.4	36.4	39.4
ds	Maximum value		20	22	24	27	30	33	36
	Minimum value		19.67	21.67	23.67	26.67	29.67	32.61	35.61
e	Minimum value		19.44	19.44	21.73	21.73	25.15	27.43	30.85
k	Maximum value		20	22	24	27	30	33	36
	Minimum value		19.48	21.48	23.48	26.48	29.48	32.38	35.38
s	Official name		17	17	19	19	22	24	27
	Minimum value		17.05	17.05	19.065	19.065	22.065	24.065	27.065
	Maximum value		17.23	17.23	19.275	19.275	22.275	24.275	27.275
t	Minimum value		10	11	12	13.5	15.5	18	19
w	Minimum value		8.6	9.4	10.4	11.9	13.1	13.5	15.3

Company Profile

Yangzhou Shuojia Electromechanical Co., Ltd. is a fastener and industrial hardware supplier based in Yangzhou, China. With years of experience in the fastener industry and strong supply chain resources built by our founder over more than 30 years in the field, we focus on providing both standard fasteners and customized fastening solutions for industrial customers. Our main product range includes bolts, nuts, screws, washers, pins, rivets, studs, retaining rings, keys, and other related fastening products. These products are widely used in machinery, steel structures, warehouse systems, automation equipment, industrial assembly, and engineering projects. In addition to standard products, we also support non-standard and project-based requirements, helping customers handle special specifications, surface treatments, packaging needs, and mixed orders. What makes us different is not only product supply, but also our response speed, detailed order management, and reliable execution. We are used to handling urgent requests, small-batch replenishment, and complex order details with accuracy and efficiency. From packaging options such as cartons, wooden cases, buckets, and custom labels, to clear shipping marks and delivery coordination, we aim to reduce our customers' procurement pressure and improve order efficiency. We believe industrial buyers need more than competitive prices. They also need a supplier who understands quality requirements, communicates clearly, reacts quickly, and delivers consistently. Our goal is to become a dependable long-term partner for overseas customers looking for stable fastener supply and practical project support from China.

Product Description

Product Customization

Product Category

Application Scenarios

Production Workshop

Why Choose Us

FAQ

1.Are you a manufacturer or a trading company?

We are trading company with cooperated factories. We have fasteners experience for more than 30 years.

2.How does your factory control product quality?

We have quality inspection department, Before sending out product, we check each product. If there is quality problem, we will produce new one.

3.May I have some samples? How much is the sample fee?

We provide free samples for our customers, you just need to pay for the express fee. If you need customized products, there will be a charge for the customized samples, but the samples charge will be deducted from the official order.

4.What are our main products?

In addition to dealing with some standard fasteners, such as bolts, screws, nuts, gaskets,self-tapping nails, drilling nails, we can also produce special customized products according to customers' drawings.