
Mechanical properties of fasteners. Specification for nuts with specified proof load values
出版:British Standards Institution

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Specifies the mechancial properties of nuts within the temperature range +300C to -50C with nominal diameters up to and including 39 mm of triangular ISO thread and made of carbon steel or low alloy steel. Not applicable to nuts requiring locking abilities, weldability or corrosion resistance.
? British Standards Institution 2013