The DIN/ ISO titanium hexagon head bolts and screws are generally used with its mating hexagon nuts manufactured in accordance with DIN 934 or ISO 4032. The nut material can be either titanium Gr.1, Gr.2, Gr,3, Gr.5, Gr.7, Gr.12, etc. There are two product grades available: product Grade A for threads d ≤ M16, and product Grade B for threads d > M16.

Technical Drawing, Sizes, Dimensions & Weight Specifications

Thread, d	P	m		s
		max.	min.	max.	min.
M1.6	0.35	1.30	1.05	3.20	3.02
M2	0.4	1.60	1.35	4.00	3.82
M2.5	0.45	2.00	1.75	5.00	4.82
M3	0.5	2.40	2.15	5.50	5.32
M4	0.7	3.20	2.90	7.00	6.78
M5	0.8	4.70	4.40	8.00	7.78
M6	1	5.20	4.90	10.00	9.78
M8	1.25	6.80	6.44	13.00	12.73
M10	1.5	8.40	8.04	16.00	15.73
M12	1.75	10.80	10.37	18.00	17.73
M16	2	14.8	14.1	24.00	23.67
M20	2.5	18.0	16.9	30.00	29.16
M24	3	21.5	20.2	36.00	35.00
M30	3.5	25.6	24.3	46.00	45.00
M36	4	31.0	29.4	55.00	53.80
M42	4.5	34.0	32.4	65.00	63.10
M48	5	38.0	36.4	75.00	73.10
M56	5.5	45.0	43.4	85.00	82.80
M64	6	51.0	49.1	95.00	92.80

*The P refers to the pitch of the thread; the nominal s is the same as its maximum limit.
*Only preferred threads are listed; dimensions for non-preferred threads are available upon request.
*The thread shall be tapped in accordance with ISO 724, ISO 965-1 or DIN 13 Part 12 and 15.
*The weight specifications of some typical titanium hexagon nuts are listed in below table:

Hex. Nut	M12	M16	M20	M24	M30	M36	M42	M48	M56	M64
Weight, kg	0.010	0.013	0.017	0.058	0.120	0.207	0.339	0.512	0.753	1.046