DIN 933 Geman standard, ISO 401π$©β7 international standard, EN ♥≥§≥ISO 4014 European stan§Ω↑§dard.  Differeσ"nces are dimensions for s, e are ‍♠  a little different, &↕£®ISO 4017 is smaller than ↑>♥DIN 933. Rest parts are±← same.

Main differences are in ​←©M10, M12, M14, M22

Mechanical property tests: Both​₩★ standards require general ap©<preance inspection and  α"thread gauge test(go- nogo), t¶♦βhen conduct below tests according←• to order requirement₹÷™≤s.

Tensile test, impact test, hardne§♥£ss test, torque test, wedge l♥ εoad test