Hex Head Bolt DIN 933 Full Thread

Under the Wanluo brand, we manufacture high-standard Hex Head Bolt DIN 933 Full Thread that comply with DIN, ANSI and GB international specifications. Adopting mature cold forging technology and strict in-house quality control, these hex head bolts feature stable mechanical performance, precise dimensional tolerance and strong environmental adaptability, fitting diverse industrial and civil engineering scenarios. We support standard spot wholesale, non-standard customization and bulk procurement services to meet global buyers’ procurement needs.

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Product Description

Wanluo factory’s China Hex Head Bolt DIN 933 Full Thread full thread is a high-standard universal fastening product widely used in global industrial and civil engineering fields. Adopting mature factory production technology and strict quality inspection standards, this full thread hex head bolt features stable mechanical performance, precise dimensional tolerance and excellent environmental adaptability.

Our service

Available in complete standard and customized specifications, our hex head bolt can meet diversified fastening demands from conventional daily use to high-corrosion, high-strength engineering projects. We support sample trial orders, regular restock and full-container bulk supply, delivering cost-effective and durable fastening solutions for global purchasers.

Product Parameter

Parameter Item	Detailed Specification
Product Name	A2-70 Hex Head Bolt, DIN 933 Full Thread
Executive Standard	DIN 933 (Full Thread), Optional ISO 4017, ANSI, GB Standard
Available Material	In Stock: 304 (A2-70), 316 (A4-80), 316L; Customizable: 904L, 310S, 2205, 2507 Duplex Stainless Steel; Carbon Steel 4.8/8.8/10.9 Available Supply
In-Stock Size Range	Metric M3-M36 conventional full thread sizes, non-standard length and thread pitch support OEM customization
Thread Type	Standard metric coarse thread, fine thread customizable upon bulk order requirements
Surface Treatment	Pickling and passivation (standard), electropolish, bright finish for special scenarios
Mechanical Properties	A2-70: Tensile Strength ≥700MPa, Yield Strength ≥450MPa; Carbon steel grades comply with corresponding national industrial standards
Packaging Method	Inner plastic bag + export carton, pallet packaging for full container shipment, private label OEM packaging support
Supply Service	Spot wholesale, bulk customization, mixed fastener consolidated shipment, one-stop procurement service

Hex Head Bolt Din 933 Full Thread

Screw Thread d		M1.6	M2	M2.5	M3	(M3.5)	M4	M5	M6	(M7)	M8	M10	M12	(M14)	M16
P	Pitch	0.35	0.4	0.45	0.5	0.6	0.7	0.8	1	1	1.25	1.5	1.75	2	2
a	max	1.05	1.2	1.35	1.5	1.8	2.1	2.4	3	3	3.75	4.5	5.25	6	6
c	min	0.1	0.1	0.1	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.15	0.2
c	max	0.25	0.25	0.25	0.4	0.4	0.4	0.5	0.5	0.5	0.6	0.6	0.6	0.6	0.8
d_a	max	2	2.6	3.1	3.6	4.1	4.7	5.7	6.8	7.8	9.2	11.2	13.7	15.7	17.7
d_w	Grade A min	2.4	3.2	4.1	4.6	5.1	5.9	6.9	8.9	9.6	11.6	15.6	17.4	20.5	22.5
d_w	Grade B min	-	-	-	-	-	5.7	6.7	8.7	9.4	11.4	15.4	17.2	20.1	22
e	Grade A min	3.41	4.32	5.45	6.01	6.58	7.66	8.79	11.05	12.12	14.38	18.9	21.1	24.49	26.75
e	Grade B min	-	-	-	-	-	7.5	8.63	10.89	11.94	14.2	18.72	20.88	23.91	26.17
k	Nominal Size	1.1	1.4	1.7	2	2.4	2.8	3.5	4	4.8	5.3	6.4	7.5	8.8	10
	Grade A min	0.98	1.28	1.58	1.88	2.28	2.68	3.35	3.85	4.65	5.15	6.22	7.32	8.62	9.82
	Grade A max	1.22	1.52	1.82	2.12	2.52	2.92	3.65	4.15	4.95	5.45	6.56	7.68	8.98	10.18
	Grade B min	-	-	-	-	-	2.6	3.26	3.76	4.56	5.06	6.11	7.21	8.51	9.71
	Grade B max	-	-	-	-	-	3	3.74	4.24	5.04	5.54	6.69	7.79	9.09	10.29
k₁	min	0.7	0.9	1.1	1.3	1.6	1.9	2.28	2.63	3.19	3.54	4.28	5.05	5.96	6.8
r	min	0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.25	0.25	0.4	0.4	0.6	0.6	0.6
s	max=nominal size	3.2	4	5	5.5	6	7	8	10	11	13	17	19	22	24
	Grade A min	3.02	3.82	4.82	5.32	5.82	6.78	7.78	9.78	10.73	12.73	16.73	18.67	21.67	23.67
	Grade B min	-	-	-	-	-	6.64	7.64	9.64	10.57	12.57	16.57	18.48	21.16	23.16

Screw Thread d		(M18)	M20	(M22)	M24	(M27)	M30	(M33)	M36	(M39)	M42	(M45)	M48	(M52)
P	Pitch	2.5	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5	5
a	max	7.5	7.5	7.5	9	9	10.5	10.5	12	12	13.5	13.5	15	15
c	min	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3
c	max	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.8	1	1	1	1	1
d_a	max	20.2	22.4	24.4	26.4	30.4	33.4	36.4	39.4	42.4	45.6	48.6	52.6	56.6
d_w	Grade A min	25.3	28.2	30	33.6	-	-	-	-	-	-	-	-	-
d_w	Grade B min	24.8	27.7	29.5	33.2	38	42.7	46.5	51.1	55.9	59.9	64.7	69.4	74.2
e	Grade A min	30.14	33.53	35.72	39.98	-	-	-	-	-	-	-	-	-
e	Grade B min	29.56	32.95	35.03	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
k	Nominal Size	11.5	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33
	Grade A min	11.28	12.28	13.78	14.78	-	-	-	-	-	-	-	-	-
	Grade A max	11.72	12.72	14.22	15.22	-	-	-	-	-	-	-	-	-
	Grade B min	11.15	12.15	13.65	14.65	16.65	18.28	20.58	22.08	24.58	25.58	27.58	29.58	32.5
	Grade B max	11.85	12.85	14.35	15.35	17.35	19.12	21.42	22.92	25.42	26.42	28.42	30.42	33.5
k₁	min	7.8	8.5	9.6	10.3	11.7	12.8	14.4	15.5	17.2	17.9	19.3	20.9	22.8
r	min	0.6	0.8	0.8	0.8	1	1	1	1	1	1.2	1.2	1.6	1.6
s	max=nominal size	27	30	32	36	41	46	50	55	60	65	70	75	80
	Grade A min	26.67	29.67	31.61	35.38	-	-	-	-	-	-	-	-	-
	Grade B min	26.15	29.16	31	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1

Product Feature And Application

Adopting integral cold forging molding, this Hex Head Bolt DIN 933 Full Thread features compact internal structure, high tensile strength and strong anti-deformation performance, ensuring stable fastening under long-term vibration and heavy loads for mechanical assembly and civil engineering installations.

Precision thread rolling and CNC finishing ensures strict dimensional tolerance and smooth standard threads, enabling tight fitting and repeated disassembly without slipping teeth for precision electrical, pipeline and mechanical fixing scenarios.

Self-produced multi-grade stainless steel bolts deliver superior rust and corrosion resistance for outdoor, coastal and marine environments, while available carbon steel options provide cost-effective fastening for indoor dry engineering projects.

Professional pickling and passivation treatment creates a smooth, burr-free and scratch-free surface with excellent weather resistance, effectively extending the service life of bolts used for outdoor furniture and landscape facility fixation.

Covering full international standard specifications and customizable non-standard sizes, this Hex Head Bolt DIN 933 Full Thread with sufficient in-stock supply serves as a universal and reliable fastening solution for global industrial and construction projects.

Hex Head Bolt Din 933 Full Thread