What is the corresponding DIN standard of GB/T5783?

What is the corresponding DIN standard of GB/T5783?

GB/T 5783 is a Chinese standard for hexagon head bolts with thread sizes from M5 to M100, which is primarily used for fasteners in mechanical engineering, construction, and other industries.

The corresponding DIN standard for GB/T 5783 is DIN 933, the German standard for hexagon head bolts with a full thread.

Here is a summary of the comparison:

GB/T 5783: Hexagon Head Bolts with Thread Sizes M5 to M100 (Full Thread)

DIN 933: Hexagon Head Bolts, Threaded Along the Entire Length (Full Thread)

Both standards specify the dimensions, material, and mechanical properties of the bolts. However, there may be slight differences in the detailed requirements for materials or tolerances, so it's essential to refer to the full standard documents for precise compliance when switching between them.

Here is the comparison table for bolts and nuts between Chinese National Standards (GB) and German Standards (DIN):

Bolt Standard Comparison:

Nut Standard Comparison:

Notes:

GB Standard: The standard used in China, applicable to bolts and nuts manufactured and used within China.

DIN Standard: The German standard, is widely accepted internationally, particularly in Europe and global industries like automotive and heavy machinery.

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