GB/T 1229-2006 Translated English of Chinese Standard. (GBT 1229-2006, GB/T1229-2006, GBT1229-2006): High Strength Large Hexagon Nuts for Steel Structures

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https://www.chinesestandard.net, 2018 M01 8 - 5 pages
This national standard specifies the style and size, technical condition and tagging of the high strength large hexagon nuts whose screw dimension is M12~M30. This national standard is applicable to the contact sets of friction-type high strength bolt hexagon nut and plain washer for steel structures which are used together with GB/T 1228-2006 High Strength Bolts with Large Hexagon Head for Steel Structures.

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