Hex Bolts

Hex bolts provide secure and reliable fastening solutions for diverse applications, with options available in various materials, sizes, and customization features to meet specific project requirements.

Model:ASME B 18.2.1

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Product Description

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Hex Bolts: Hex bolts, also known as hexagon head bolts, are threaded fasteners with a hexagonal head, providing ample surface area for applying torque during installation.

Secure Fastening: Known for their reliability, hex bolts offer secure fastening for a wide range of applications, ensuring components remain tightly secured even under heavy loads and vibrations.

Versatile Use: Hex bolts are versatile and find applications in construction, automotive, machinery, and infrastructure projects, where strong and durable fastening is essential.

Various Materials: Available in materials such as stainless steel, alloy steel, and carbon steel, hex bolts can be chosen based on factors like strength, corrosion resistance, and environmental conditions.

Metric and Inch Sizes: Hex bolts come in both metric and inch sizes, catering to different measurement standards and ensuring compatibility with various fastening systems.

Customization Options: Hex bolts can be customized with different finishes, coatings, and thread pitches to meet specific requirements for aesthetics, corrosion resistance, and installation needs.

Screw Thread
d

1/4

5/16

3/8

7/16

1/2

5/8

3/4

7/8

1-1/8

1-1/4

1-3/8

1-1/2

d_s	max
	min
s	Basic
	max
	min
e	max
	min
k	Basic
	max
	min
r	max
	min
b	L≤6
	L＞6

0.26	0.324	0.388	0.452	0.515	0.642	0.768	0.895	1.022	1.149	1.277	1.404	1.531
0.237	0.298	0.36	0.421	0.482	0.605	0.729	0.852	0.976	1.098	1.223	1.345	1.47
7/16	1/2	9/16	5/8	3/4	15/16	1-1/8	1-5/16	1-1/2	1-11/16	1-7/8	2-1/16	2-1/4
0.438	0.5	0.562	0.625	0.75	0.938	1.125	1.312	1.5	1.688	1.875	2.062	2.25
0.425	0.484	0.544	0.603	0.725	0.906	1.088	1.269	1.45	1.631	1.812	1.994	2.175
0.505	0.577	0.650	0.722	0.866	1.083	1.299	1.516	1.732	1.949	2.165	2.382	2.598
0.484	0.552	0.620	0.687	0.826	1.033	1.240	1.447	1.653	1.859	2.066	2.273	2.480
11/64	7/32	1/4	19/64	11/32	27/64	1/2	37/64	43/64	3/4	27/32	29/32	1
0.188	0.235	0.268	0.316	0.364	0.444	0.524	0.604	0.7	0.78	0.876	0.94	1.036
0.15	0.195	0.226	0.272	0.302	0.378	0.455	0.531	0.591	0.658	0.749	0.81	0.902
0.030	0.030	0.030	0.030	0.030	0.060	0.060	0.060	0.090	0.090	0.090	0.090	0.090
0.010	0.010	0.010	0.010	0.010	0.020	0.020	0.020	0.030	0.030	0.030	0.030	0.030
0.75	0.875	1	1.125	1.25	1.5	1.75	2	2.25	2.5	2.75	3	3.25
1	1.125	1.25	1.375	1.5	1.75	2	2.25	2.5	2.75	3	3.25	3.5

Screw Thread
d

1-5/8

1-3/4

1-7/8

2-1/4

2-1/2

2-3/4

3-1/4

3-1/2

3-3/4

d_s	max
	min
s	Basic
	max
	min
e	max
	min
k	Basic
	max
	min
r	max
	min
b	L≤6
	L＞6

1.658	1.785	1.912	2.039	2.305	2.559	2.827	3.081	3.335	3.589	3.858	4.111
1.591	1.716	1.839	1.964	2.214	2.461	2.711	2.961	3.21	3.461	3.726	3.975
2-7/16	2-5/8	2-13/16	3	3-3/8	3-3/4	4-1/8	4-1/2	4-7/8	5-1/4	5-5/8	6
2.438	2.625	2.812	3	3.375	3.75	4.125	4.5	4.875	5.25	5.625	6
2.356	2.538	2.719	2.9	3.262	3.625	3.988	4.35	4.712	5.075	5.437	5.8
2.815	3.031	3.248	3.464	3.897	4.330	4.763	5.196	5.629	6.062	6.495	6.928
2.616	2.893	3.099	3.306	3.719	4.133	4.546	4.959	5.372	5.786	6.198	6.612
1-3/32	1-5/32	1-1/4	1-11/32	1-1/2	1-21/32	1-13/16	2	2-3/16	2-5/16	2-1/2	2-11/16
1.116	1.196	1.276	1.388	1.548	1.708	1.869	2.06	2.251	2.38	2.572	2.764
0.978	1.054	1.13	1.175	1.327	1.479	1.632	1.815	1.936	2.057	2.241	2.424
0.090	0.120	0.120	0.120	0.190	0.190	0.190	0.190	0.190	0.190	0.190	0.190
0.030	0.040	0.040	0.040	0.060	0.060	0.060	0.060	0.060	0.060	0.060	0.060
3.5	3.75	4	4.25	4.75	5.25	5.75	6.25	6.75	7.25	7.75	8.25
3.75	4	4.25	4.5	5	5.5	6	6.5	7	7.5	8	8.5