DIN 934 m8 titanium nuts from Baoji Huacan New Metal Materials Co., Ltd. are precision-machined hexagonal nuts built to DIN 934 dimensional standards with an M8×1.25 thread pitch and 6H tolerance. Manufactured from Grade 5 titanium (Ti-6Al-4V), these nuts deliver tensile strength exceeding 895 MPa at roughly half the weight of steel. The material density of ~4.51 g/cm³ enables a 45% weight reduction versus steel equivalents. Whether you need natural finish or anodized surface, OEM specifications or drawing-based customization, we support full custom production.

Parameter	Details
Product Standard	DIN 934 Hex Nut
Thread Size	M8 × 1.25, Metric Coarse Thread
Thread Tolerance	6H
Material	Grade 5 Titanium (Ti-6Al-4V); Grade 2, 7, 9 & 23 available
Mechanical Properties	Grade 5: Tensile Strength ≥ 895 MPa; properties available with material test documentation
Surface Treatment	Natural Titanium / Anodized; other finishes available on request
Manufacturing & Customization	CNC Machined; custom sizes, grades, thread specifications and tolerances available to customer drawings

Thread Size D			M1	M1.2	M1.4	M1.6	(M1.7)	M2	(M2.3)	M2.5	(M2.6)	M3	(M3.5)	M4	M5	M6	(M7)	M8	M10	M12	(M14)	M16	(M18)	M20	(M22)	M24	(M27)	M30	(M33)	M36	(M39)	M42	(M45)	M48	(M52)	M56	(M60)	M64	(M68)	M72	(M76)	M80	(M85)	M90	M100	M110	M125	M140	M160
P	Pitch	Coarse thread	0.25	0.25	0.3	0.35	0.35	0.4	0.45	0.45	0.45	0.5	0.6	0.7	0.8	1	1	1.25	1.5	1.75	2	2	2.5	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5	5	5.5	5.5	6	6	/	/	/	/	/	/	/	/	/	/
		Fine thread-1	/	/	/	/	/	/	/	/	/	/	/	/	/	/	/	1	1	1.5	1.5	1.5	1.5	2	1.5	2	2	2	2	3	3	3	3	3	3	4	4	4	/	6	6	6	6	6	6	6	6	6	6
		Fine thread-2	/	/	/	/	/	/	/	/	/	/	/	/	/	/	/	/	1.25	1.25	/	/	2	1.5	2	/	/	/	/	/	/	/	/	/	/	/	/	/	4	4	4	4	4	4	4	4	4	/	/
m	max=nominal size		0.8	1	1.2	1.3	1.4	1.6	1.8	2	2	2.4	2.8	3.2	4	5	5.5	6.5	8	10	11	13	15	16	18	19	22	24	26	29	31	34	36	38	42	45	48	51	54	58	61	64	68	72	80	88	100	112	128
m	min		0.55	0.75	0.95	1.05	1.15	1.35	1.55	1.75	1.75	2.15	2.55	2.9	3.7	4.7	5.2	6.14	7.64	9.64	10.3	12.3	14.3	14.9	16.9	17.7	20.7	22.7	24.7	27.4	29.4	32.4	34.4	36.4	40.4	43.4	46.4	49.1	52.1	56.1	59.1	62.1	66.1	70.1	78.1	85.8	97.8	109.8	125.5
mw	min		0.44	0.6	0.76	0.84	0.92	1.08	1.24	1.4	1.4	1.72	2.04	2.32	2.96	3.76	4.16	4.91	6.11	7.71	8.24	9.84	11.44	11.92	13.52	14.16	16.56	18.16	19.76	21.92	23.52	25.9	27.5	29.1	32.3	34.7	37.1	39.3	41.7	44.9	47.3	49.7	52.9	56.1	62.5	68.6	78.2	87.8	100
s	max=nominal size		2.5	3	3	3.2	3.5	4	4.5	5	5	5.5	6	7	8	10	11	13	17	19	22	24	27	30	32	36	41	46	50	55	60	65	70	75	80	85	90	95	100	105	110	115	120	130	145	155	180	200	230
s	min		2.4	2.9	2.9	3.02	3.38	3.82	4.32	4.82	4.82	5.32	5.82	6.78	7.78	9.78	10.73	12.73	16.73	18.67	21.67	23.67	26.16	29.16	31	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1	82.8	87.8	92.8	97.8	102.8	107.8	112.8	117.8	127.5	142.5	152.5	177.5	195.4	225.4
e ①	min		2.71	3.28	3.28	3.41	3.82	4.32	4.88	5.45	5.45	6.01	6.58	7.66	8.79	11.05	12.12	14.38	18.9	21.1	24.49	26.75	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	93.56	99.21	104.86	110.51	116.16	121.81	127.46	133.11	144.08	161.02	172.32	200.57	220.8	254.7
e ①	*		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	170	196	216	248
per 1000 units ≈ kg			0.03	0.054	0.063	0.076	0.1	0.142	0.2	0.28	0.72	0.384	0.514	0.81	1.23	2.5	3.12	5.2	11.6	17.3	25	33.3	49.4	64.4	79	110	165	223	288	393	502	652	800	977	1220	1420	1690	1980	2300	2670	3040	3440	3930	4930	6820	8200	13000	17500	26500

Marine & Subsea Engineering — Titanium's oxide layer eliminates saltwater corrosion that destroys 316 stainless steel fasteners. Used in yacht rigging, ROV assemblies, and desalination equipment, significantly reducing lifecycle replacement costs.

Motorsport & Automotive Racing — The M8 size is standard in suspension, brake caliper, and exhaust manifold assemblies. Switching to titanium reduces unsprung and rotational mass, directly improving vehicle performance.

Aerospace & UAV Structures — Weight-critical airframes benefit from the 45% mass reduction. These nuts maintain mechanical integrity across wide temperature ranges encountered in flight applications.

Medical Equipment — Non-magnetic titanium nuts are required in MRI scanner assemblies and surgical equipment where zero magnetic interference is mandatory.

Bicycle & Cycling

Motorcycle Modification

DIN-934-M8-Titanium-Nuts Applications.jpg

Automotive Performance & Racing

Sourcing titanium fasteners from an unreliable supplier creates real risks — inconsistent material grades, poor thread tolerances, and failed surface treatments. Baoji Huacan eliminates these concerns.

Our manufacturing base in Baoji — China's "Titanium Valley" — gives us direct access to premium titanium raw materials. With 10+ years of titanium machining experience and 40+ CNC precision machines, we control every stage of production in-house.

We serve 100+ international clients and hold ISO 9001 certification, so your orders are backed by documented quality management at every step.

Each nut starts with verified Grade 5 titanium bar stock, inspected for chemical composition before machining begins.

CNC precision turning handles thread cutting, seat geometry, and outer profile with tight dimensional tolerances. Our 40+ CNC lathes and machining centers ensure consistent repeatability across both small batches and high-volume orders.

After machining, parts go through surface preparation and PVD coating in a vacuum chamber. This process molecularly bonds the black ceramic layer directly to the titanium substrate — no adhesives, no fillers.


Material Preparation	Heading / Forging	Heat Treatment	Precision Machining

Thread Manufacturing	Cleaning	Inspection	Surface Treatment

Every batch of DIN 934 m8 titanium nuts goes through a structured multi-stage inspection protocol:

Raw Material Verification — XRF spectrometry confirms Ti-6Al-4V elemental composition, detecting any substandard or counterfeit material before production begins.

Thread Metrology — Go/No-Go gauge testing on every M8×1.25 thread to verify 6H tolerance compliance and prevent assembly interference.

Dimensional Inspection — CMM, calipers, and gauges check all critical dimensions against DIN 934 requirements.

Mechanical Testing — Proof load and tensile tests verify the nut meets required strength grades for its intended application.

Surface Integrity Check — Surface roughness testers and visual inspection detect laps, burrs, or machining marks that could act as stress concentrators in titanium.

Hydrogen Embrittlement Control — Process controls during pickling and finishing prevent hydrogen ingestion, avoiding the risk of delayed fracture.

Certifications

Baoji Huacan New Metal Materials Co., Ltd. holds ISO 9001 quality management system certification, covering the full production cycle from raw material input to final shipment. Material traceability records, inspection reports, and Mill Test Certificates (MTC) are available for every order upon request.