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What are the differences between different forms of washers?

What are the differences between different forms of washers?

06/04/2016 1
There are several different forms of flat washers, designated by a letter code from A to G.  Some are only available in a particular finish, but what exactly do the different forms stand for?...
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Metric recommended bolt torque

Metric recommended bolt torque

25/08/2016 0
 The maximum recommended torques given in the table below assume that the threads have been lightly oiled.  Doing a bolt up to a specific torque should set the tension in the bolt to appeoxim...
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Bolt grade markings & strength

Bolt grade markings & strength

29/01/2016 0
Except for the very lowest grades metric nuts and bolts all carry identification markings which indicate their strength.  On the head of each bolt there are  two numbers which are separated b...
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Metric standard thread pitch table

Metric standard thread pitch table

25/08/2016 0
Metric threads for standard thread bolts....
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Metric bolt heads & spanner / hex key sizes

Metric bolt heads & spanner / hex key sizes

25/08/2016 0
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Metric nut dimensions

Metric nut dimensions

25/08/2016 0
These charts show the dimensions of a number of the nuts that we currently sell. These dimensions have a tolerance of +/- 1mm.....
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Metric & imperial conversion table

Metric & imperial conversion table

25/08/2016 0
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Lengths of thread on hexagon bolts

Lengths of thread on hexagon bolts

25/08/2016 0
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Fastener Basics

Fastener Basics

25/08/2016 0
This fasteners basics sheet from bolt depot in the USA covers the basic definitions of standard fastener types....
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How bolts are made

How bolts are made

gewharvey 06/06/2017 0
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Fastener Materials

Fastener Materials

25/08/2016 0
Fasteners are manufactured in a wide range of materials from common steel to titanium, plastic and other materials. Many materials are further separated into different grades to describe spec...
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Screw Types

Screw Types

gewharvey 14/04/2023 0
Depending on size, thread, tip and head, different screws are used more effectively for different purposes. The head and drive tpre of a screw are the ley determining factors of the torque an...
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