Specified Torque For Standard Bolts

TORQUE SPECIFICATIONS

Class	Diameter (mm)	Pitch (mm)	Specified torque
			Hexagon head bolt			Hexagon flange bolt
			N*m	kgf*cm	ft.*lbf	N*m	kgf*cm	ft.*lbf
4T	6	1	5	55	48 in *lbf	6	60	52 in *lbf
	8	125	12.5	130	9	14	145	10
	10	1.25	26	260	19	29	290	21
	12	125	47	480	35	53	540	39
	14	15	74	760	55	84	850	61
	16	1.5	115	1,150	83	-	-	-
5T	6	1	65	65	56 in *lbf	75	75	65 in *lbf
	8	125	155	160	12	175	175	13
	10	125	32	330	24	36	360	26
	12	125	59	600	43	65	670	48
	14	15	91	930	67	100	1,050	76
	16	15	140	1,400	101	-	-	-
6T	6	1	8	80	69 in *lbf	9	90	78 in.*lbf
	8	1.25	19	195	14	21	210	15
	10	125	39	400	29	44	440	32
	12	1.25	71	730	53	80	810	59
	14	1.5	110	1,100	80	125	1,250	90
	16	1.5	170	1,750	127	-	-	-
7T	6	1	105	110	8	12	120	9
	8	125	25	260	19	28	290	21
	10	125	52	530	38	58	590	43
	12	125	95	970	70	105	1,050	76
	14	1.5	145	1,500	108	165	1,700	123
	16	15	230	2,300	166	-	-	-
8T	8	1.25	29	300	22	33	330	24
	10	125	61	620	45	68	690	50
	12	125	110	1,100	80	120	1,250	90
9T	8	125	34	340	25	37	380	27
	10	125	70	710	51	78	790	57
	12	1.25	125	1,300	94	140	1,450	105
10T	8	125	38	390	28	42	430	31
	10	1.25	78	800	58	88	890	64
	12	1.25	140	1,450	105	155	1,600	116
11T	8	125	42	430	31	47	480	35
	10	125	87	890	64	97	990	72
	12	1.25	155	1,600	116	175	1,800	130