10.9 Grade Bolt

Grade 10.9 Stainless Steel Threaded Rod Manufacturers in India

Grade 10.9 Fasteners

Hex Bolt Class 10.9

Table of Content

Specification list of 10.9 Grade Bolt
Different Grade 10.9 Screw Types
High tensile Grade 10.9 Flat Washers Dimension Standards
Dimension of Grade 10.9 Hex Bolt
Class 10.9 Wing Nut Dimension Chart
HT Class 10.9 Screws Dimension
Grade 10.9 Fasteners Size Chart

Specification list of 10.9 Grade Bolt

Grade 10.9 Fasteners Grades	Grade 10.9
Grade 10.9 Fasteners Standard	ASTM A324, ASME SA324
Grade 10.9 Fasteners Size	Dia M 20 to 100 mm Inch 3/4" to 3.1/2"
Grade 10.9 Fasteners finish	Zinc plated / Plain / Hot dip galvanised

Different Grade 10.9 Screw Types

SA324 HT Grade 10.9 Hex Bolts

ASTM A324 HT Grade 10.9 Double Ended Studs

ASTM A324 HT Grade 10.9 T Nuts

A324 Grade 10.9 Flat Washers

Grade A324 HT Grade 10.9 Wing Screw

High Tensile Grade 10.9 Self Drilling Screw

Grade 10.9 Nyloc Nuts

ASTM A324 HT Grade 10.9 Allen Cap Bolt

High tensile Grade 10.9 Flat Washers Dimension Standards

DIA	M16	M20	M22	M24	M27	M30	M36
HARDNESS FOR PL. WASHER	35 TO 45 HRC
Hardness for Hot Dip Galvd washer	26 HRC
Outer Dia (Max) d2	34	42	44	50	56	60	72
Inner Dia (Min) d1	18	22	24	26	30	33	39
Thickness (S)	3.1 TO 4.6
Tolerance for OD Minus(-)	1.6				1.9
Tolerance for ID Plus(+)	0.43	0.52				0.62

Dimension of Grade 10.9 Hex Bolt

DIA	M4	M5	M6	M8	M10	M12	M14	M16	M18	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48	M52
Pitch	0.7	0.8	1	1.25	1.5	1.75	2		2.5			3		3.5		4		4.5		5
Grade A upto length	40	50	60	80	100	120	140	150					Grade A not applicable to these dia’s
Head Across Flat (S) Nom = Max Min Grade A Grade B	7	8	10	13	16	18	21	24	27	30	34	36	41	46	50	55	60	65	70	75	80
	6.78	7.78	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67	33.38	35.38	Grade A not applicable to these dia’s
	6.64	7.64	9.64	12.57	15.57	17.57	20.16	23.16	26.16	29.16	33	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1
Head Height (K) Nom Tol + or – Grade A Grade B	2.8	3.5	4	5.3	6.4	7.5	8.8	10	11.5	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33
	0.125	0.15			0.18				0.215				Grade A not applicable to these dia’s
	0.2	0.24			0.29				0.35					0.42							0.5
Across corners e Min Grade A Grade B	7.66	8.79	11.05	14.38	17.77	20.03	23.36	26.75	30.14	33.53	37.72	39.98	Grade A not applicable to these dia’s
Across corners e Min Grade A Grade B	7.5	8.63	10.89	14.2	17.59	19.85	22.78	26.17	29.56	32.95	37.29	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
Thread Length (b) For lengths < or = 125mm For lengths > 125mm <= 200mm For lengths > 200mm	14	16	18	22	26	30	34	38	42	46	50	54	60	66	Not specified as full thread recommended
	20	22	24	28	32	36	40	44	48	52	56	60	66	72	78	84	90	96	102	108	116
	33	35	37	41	45	49	53	57	61	65	69	73	79	85	91	97	103	109	115	121	129
Major Dia at thread (min)	3.838	4.826	5.794	7.76	9.732	11.701	13.682	15.682	17.623	19.623	21.623	23.577	26.577	29.522	32.522	35.465	38.465	41.437	44.437	47.399	51.399
Major Dia at thread (max)	3.978	4.976	5.974	7.972	9.968	11.966	13.962	15.962	17.958	19.958	21.958	23.952	26.952	29.947	32.947	35.94	38.94	41.937	44.937	47.929	51.929

DIA	1/4	5/16	3/8	7/16	1/2	9/16	5/8	3/4	7/8	1	1 1/8	1 1/4	1 3/8	1 1/2	1 3/4	2
BSW Pitch (TPI)	20	18	16	14	12	12	11	10	9	8	7	7		6	5	4.5
BSF PITCH (TPI)	26	22	20	18	16	16	14	12	11	10	9	9	8	8	7	7
Head Across Flat (S) Min Max	0.438	0.518	0.592	0.702	0.812	0.912	1.000	1.190	1.288	1.468	1.640	1.815	2.005	2.175	2.520	2.700
Head Across Flat (S) Min Max	0.445	0.525	0.600	0.710	0.820	0.920	1.010	1.200	1.300	1.480	1.670	1.860	2.050	2.220	2.580	2.760
Head height (K) Min Max	0.166	0.208	0.250	0.292	0.333	0.365	0.407	0.480	0.563	0.636	0.710	0.790	0.880	0.960	1.110	1.270
Head height (K) Min Max	0.176	0.218	0.260	0.302	0.343	0.375	0.417	0.500	0.583	0.666	0.750	0.830	0.920	1.000	1.170	1.330
Across corners e Max	0.51	0.61	0.69	0.82	0.95	1.06	1.17	1.39	1.50	1.71	1.93	2.15	2.37	2.56	2.98	3.19
Thread Length b Min	Twice the Dia (2D)
Major Dia at thread BSW (min)	0.2427	0.3046	0.3666	0.4285	0.4904	0.5527	0.6147	0.7390	0.8653	0.9897	1.1140	1.2388		1.4879	1.7369	1.9862
Major Dia at thread BSW (max)	0.2488	0.3112	0.3736	0.4360	0.4985	0.5609	0.6233	0.7482	0.8750	1.000	1.1250	1.250		1.500	1.750	2.000
Major Dia at thread BSF (min)	0.2432	0.3051	0.3671	0.4290	0.4910	0.5533	0.6153	0.7394	0.8658	0.9902	1.1148	1.2395	1.3640	1.4888	1.7380	1.9876
Major Dia at thread BSF (max)	0.2489	0.3113	0.3737	0.4361	0.4985	0.5610	0.6234	0.7482	0.8750	1.000	1.1250	1.250	1.375	1.500

Class 10.9 Wing Nut Dimension Chart

DIA	M4	M5	M6	M8	M10	M12	M14	M16	M18	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48	M52
Pitch	0.7	0.8	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
Across Flat (S) Max Min	7	8	10	13	16	18	21	24	27	30	34	36	41	46	50	55	60	65	70	75	80
Across Flat (S) Max Min	6.78	7.78	9.78	12.73	15.73	17.73	20.67	23.67	26.16	29.16	33	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1
Thickness (M) Max Min	3.2	4.7	5.2	6.8	8.4	10.8	12.8	14.8	15.8	18	19.4	21.5	23.8	25.6	28.7	31	33.4	34	36	38	42
Thickness (M) Max Min	2.9	4.4	4.9	6.44	8.04	10.37	12.1	14.1	15.1	16.9	18.1	20.2	22.5	24.3	27.4	29.4	31.8	32.4	34.4	36.4	40.4
Across corners (E) Min	7.66	8.79	11.05	14.38	17.77	20.03	23.35	26.75	29.56	32.95	37.29	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
Minor Dia at thread (min)	3.242	4.134	4.917	6.647	8.376	10.106	11.835	13.835	15.294	17.294	19.294	20.752	23.752	26.211	29.211	31.67	34.67	37.129	40.129	42.587	46.587
Minor Dia at thread (max)	3.422	4.334	5.153	6.912	8.676	10.441	12.210	14.210	15.744	17.774	19.774	21.252	24.252	26.771	29.771	32.27	35.27	37.799	40.799	43.297	47.297

HT Class 10.9 Screws Dimension

DIA	M4	M5	M6	M8	M10	M12	M14	M16	M18	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48	M52
Pitch	0.7	0.8	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
Grade A upto length	40	50	60	80	100	120	140	150					Grade A not applicable to these dia’s
Head Across Flat (S) Max Min(Grade A) Min (Grade B)	7	8	10	13	16	18	21	24	27	30	34	36	41	46	50	55	60	65	70	75	80
	6.78	7.78	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67	33.38	35.38	Grade A not applicable to these dia’s
	6.64	7.64	9.64	12.57	15.57	17.57	20.16	23.16	26.16	29.16	33	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1
Head Thickness (K) Tol + or – Grade A Grade B	2.8	3.5	4	5.3	6.4	7.5	8.8	10	11.5	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33
	0.125	0.15			0.18				0.215				Grade A not applicable to these dia’s
	0.2	0.24			0.29				0.35					0.42							0.5
Across corners e Min Grade A Min Grade B	7.66	8.79	11.05	14.38	17.77	20.03	23.36	26.75	30.14	33.53	37.72	39.98	Grade A not applicable to these dia’s
Across corners e Min Grade A Min Grade B	7.5	8.63	10.89	14.2	17.59	19.85	22.78	26.17	29.56	32.95	37.29	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
Major Dia at thread (min)	3.838	4.826	5.794	7.76	9.732	11.701	13.682	15.682	17.623	19.623	21.623	23.577	26.577	29.522	32.522	35.465	38.465	41.437	44.437	47.399	51.399
Major Dia at thread (max)	3.978	4.976	5.974	7.972	9.968	11.966	13.962	15.962	17.958	19.958	21.958	23.952	26.952	29.947	32.947	35.94	38.94	41.937	44.937	47.929	51.929