DIN 933 Hex Head Bolts with Thread up to Head

What Is a DIN 933 Bolt?

DIN 933 hexagon head screws/bolts are externally threaded fasteners with a fully threaded shank and a chamfered head. Beyond Fastener offers a full range of metric bolts and imperial industrial fasteners. Metric DIN 933 hexagon head screws/bolts in the following sizes are available for immediate delivery from stock: diameters range from M2 to M56, lengths 6 to 200 mm (cold formed), 60 to 300 mm (hot forged).

DIN 933 vs DIN 931

Feature	DIN 933	DIN 931
Thread Type	Full Thread	Partial Thread
Clamping Force	Higher	Moderate
Shear Strength	Lower	Higher
Shank	Fully threaded	Smooth shank
Application	General fastening	Structural

How to Choose the Right DIN 933 Bolt

1. Load Type

• Clamping → DIN 933
• Shear → DIN 931

2. Strength Grade

• Standard → 8.8
• High load → 10.9 / 12.9

3. Environment

• Corrosive → Stainless or coated

4. Thread Engagement

Ensure full engagement for maximum strength

DIN 933 Specifications

• Current norm: DIN EN 24017.
• Equivalent norms: ISO 4017; CSN 021103; PN 82105; UNI 5739; EU 24017.

mm	P	da max	e min	k min	k max	r min	s max	s min
M1.6	0.35	2	3.41	0.98	1.22	0.1	3.2	3.02
M1.7	0.35	2.1	3.82	1.33	1.08	0.1	3.5	3.32
M2	0.4	2.6	4.32	1.28	1.52	0.1	4	3.82
M2.3	0.45	2.9	4.95	1.73	1.48	0.1	4.5	4.32
M2.5	0.45	3.1	5.45	1.58	1.82	0.1	5	4.82
M2.6	0.45	3.2	5.51	1.93	1.68	0.1	5	4.82
M3	0.5	3.6	6.01	1.88	2.12	0.1	5.5	5.32
M3.5	0.6	4.1	6.58	2.28	2.52	0.1	6	5.82
M4	0.7	4.7	7.66	2.68	2.92	0.2	7	6.78
M5	0.8	5.7	8.79	3.35	3.65	0.2	8	7.78
M6	1	6.8	11.05	3.85	4.15	0.25	10	9.78
M7	1	7.8	12.12	4.65	4.95	0.25	11	10.73
M8	1.25	9.2	14.38	5.15	5.45	0.4	13	12.73
M10	1.5	11.2	18.9	6.22	6.56	0.4	17	16.73
M12	1.75	13.7	21.1	7.32	7.68	0.6	19	18.67
M14	2	15.7	24.49	8.62	8.98	0.6	22	21.67
M16	2	17.7	26.75	9.82	10.18	0.6	24	23.67
M18	2.5	20.2	30.14	11.28	11.72	0.6	27	26.67
M20	2.5	22.4	33.53	12.28	12.72	0.8	30	29.67
M22	2.5	24.4	35.72	13.78	14.22	0.8	32	31.61
M24	3	26.4	39.98	14.78	15.22	0.8	36	35.38
M27	3	30.4	45.2	16.65	17.35	1	41	40
M30	3.5	33.4	50.85	18.28	19.12	1	46	45
M33	3.5	36.4	55.37	20.58	21.42	1	50	49
M36	4	39.4	60.79	22.08	22.92	1	55	53.8
M39	4	42.4	66.44	24.58	25.42	1	60	58.8
M42	4.5	45.6	71.3	25.58	26.42	1.2	65	63.1
M45	4.5	48.6	76.95	27.58	28.42	1.2	70	68.1
M48	5	52.6	82.6	29.58	30.42	1.6	75	73.1
M52	5	56.6	88.25	32.5	33.5	1.6	80	78.1

Applications of DIN 933 Bolts

Machinery & Equipment

• Machine assembly
• Equipment fastening
• Industrial automation

Automotive Industry

• Engine components
• Frame structures
• Mechanical joints

Construction & Infrastructure

• Steel structures
• Bridges
• General building applications

Electrical & Electronics

• Panel mounting
• Equipment housings

Renewable Energy

• Solar mounting systems
• Wind turbine installations

Why Choose Us as Your DIN 933 Bolt Manufacturer

• Full range of DIN / ISO / ASTM fasteners
• Advanced manufacturing facilities
• Strict quality control system
• Competitive factory pricing
• Fast delivery worldwide
• OEM & custom solutions

FAQ

Q1: What is DIN 933 bolt?

DIN 933 is a standard for hex head bolts with full thread, widely used in industrial applications.

Q2: What is the difference between DIN 933 and DIN 931?

DIN 933 is fully threaded, while DIN 931 has a partial thread with a smooth shank.

Q3: What grades are available for DIN 933 bolts?

Common grades include 4.8, 8.8, 10.9, 12.9, and stainless steel A2-70, A4-80.

Q4: What is DIN 933 equivalent to?

DIN 933 is equivalent to ISO 4017.

Hexagon Head Bolts Products

Hex Head Bolts

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