ASME B18.2.1 Hex Cap Screw

ASME B18.2.1 Hex Cap Screw, made of steel Gr.2 or Gr. 5 , zinc plated , Size M8 – M24 from professional Hex Cap Screws manufacturer in China.

ASME B18.2.1 Hex Cap Screw, Gr.2 or Gr. 5
Size: M8 – M24
Material: Steel;
Finish: Zinc Plated;

ASME B18.2.1 Hex Cap Screw specification:

Size		Full-Size Body Diameter ( E )		Across Flats ( F )		Head Height ( H )		Radius of Fillet ( R )		Thread Length for Bolt Lengths ( L_T )
Size		Max.	Min.	Max.	Min.	Max.	Min.	Max.	Min.	6 in. & Shorter	Over 6 in.
1/4	0.2500	0.260	0.237	0.438	0.425	0.188	0.150	0.03	0.01	0.750	1.000
5/16	0.3125	0.324	0.298	0.500	0.484	0.235	0.195	0.03	0.01	0.875	1.125
3/8	0.3750	0.388	0.360	0.562	0.544	0.268	0.226	0.03	0.01	1.000	1.250
7/16	0.4375	0.452	0.421	0.625	0.603	0.316	0.272	0.03	0.01	1.125	1.375
1/2	0.5000	0.515	0.482	0.750	0.725	0.364	0.302	0.03	0.01	1.250	1.500
5/8	0.6250	0.642	0.605	0.938	0.906	0.444	0.378	0.06	0.02	1.500	1.750
3/4	0.7500	0.768	0.729	1.125	1.088	0.524	0.455	0.06	0.02	1.750	2.000
7/8	0.8750	0.895	0.852	1.312	1.269	0.604	0.531	0.06	0.02	2.000	2.250
1	1.0000	1.022	0.976	1.500	1.450	0.700	0.591	0.09	0.03	2.250	2.500
1 1/8	1.1250	1.149	1.098	1.688	1.631	0.780	0.658	0.09	0.03	2.500	2.750
1 1/4	1.2500	1.277	1.223	1.875	1.812	0.876	0.749	0.09	0.03	2.750	3.000
1 3/8	1.3750	1.404	1.345	2.062	1.994	0.940	0.810	0.09	0.03	3.000	3.250
1 1/2	1.5000	1.531	1.470	2.250	2.175	1.036	0.902	0.09	0.03	3.250	3.500
1 5/8	1.6250	1.658	1.591	2.438	2.356	1.116	0.978	0.09	0.03	3.500	3.750
1 3/4	1.7500	1.785	1.716	2.625	2.538	1.196	1.054	0.12	0.04	3.750	4.000
1 7/8	1.8750	1.912	1.839	2.812	2.719	1.276	1.130	0.12	0.04	4.000	4.250
2	2.000	2.039	1.964	3.000	2.9000	1.388	1.175	0.12	0.04	4.250	4.500

Category