25th November 2019


What size is a m8 screw?

Tap sizeBasic major dia (mm)Basic major dia (inch)
M6 x 16mm.2362
M8 x 1.258mm.3150
M8 x 18mm.3150
M10 x 1.510mm.3937

In this manner, what is a m8 bolt in inches?

Inch Threads vs. Metric Threads
Inch BoltsMetric Nuts
5/16″-18M8 x 1.0
3/8″-16M10 x 1.5
7/16″-14M12 x 1.75
1/2″-13M14 x 2

How do you measure the size of a bolt?

Diameter is in either Inches ( not decimal ) or Millimeter. Second measure the pitch Pitch is threads / per unit. Inches are measured threads per inches. Third measure length Length is measured from behind the head to end, ( except for flathead is measured total length ) .

What does 8.8 mean on the head of a bolt?

If you have ever looked a metric hex bolt you might notice the markings 8.8, 10.9 or 12.9 this does not mean grade 8,10 or 12. The grade 8.8 refers to the tensile strength which is generally 116,000 psi, grade 10.9 is generally 150,000 and grade 12.9 is generally 175,000 psi.
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