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Torque in the Bolts

Given the geometry and material properties of the bolt, this calculator computes the approximate required torque.

Input

Material Preperties of Bolts
Grade:
ASTM
A307
A325 Type 1
A325 Type 2
A325 Type 3
A354 BB
A354 BC
A354 BD
A449
A490 Type 1
A490 Type 3
SAE
1
2
3
4
5
5.2
6
7
8
8.2
Other
Socket Head Cap Screws
Geometry of Bolts
Size:
Major Diameter
(inch)
¼
5/16
3/8
7/16
1/2
9/16
5/8
11/16
3/4
13/16
7/8
15/16
1
11/16
11/8
13/16
11/4
15/16
1-3/8
17/16

19/16
15/8
111/16

2



3
Thread:
Coarse
Fine
Extra Fine
Glossary
3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?