Threaded Rods - Proof Loads in Metric Units

Proof load capacities of metric threaded steel rods.

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Threaded hanger rod

Metric threaded steel rods - typical minimum proof load:

Nominal Size	Pitch (mm)	Stress Area (mm²)	Minimum Proof Load (kN) ¹⁾
			Property Class
			4.6	8.8	10.9
M3	0.5	5.0	1.1	2.9	4.2
M4	0.7	8.8	2.0	5.1	7.3
M5	0.8	14.2	3.2	8.2	11.8
M6	1	20.1	4.5	11.7	16.7
M8	1.25	36.6	8.2	21.2	30.4
M10	1.5	58.0	13.1	33.6	48.1
M12	1.75	84.3	19.0	48.9	70.0
M14	2	115	25.9	66.7	95.5
M16	2	157	35.3	91.1	130
M18	2.5	192	43.2	115	159
M20	2.5	245	55.1	147	203
M22	2.5	303	68.2	182	251
M24	3	353	79.4	212	293
M27	3	459	103	275	381
M30	3.5	561	126	337	466
M33	3.5	694	156	416	576
M36	4	817	184	490	678
M39	4	976	220	586	810
M42	4.5	1121	252	673	930
M48	5	1473	331	884	1223
M52	5	1758	396	1055	1459
M64	6	2676	602	1606	2221

¹⁾ Mass and Weight - the difference

1 in² = 0.00155 in²

Threaded rods - proof loads - kN

Threaded steel rods are typically used as hangers in piping, HVAC and electrical systems.

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Threaded Rods - Proof Loads in Metric Units

Proof load capacities of metric threaded steel rods.

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