ASTM A489-25

Kategórie - podobné normy:

Svorníky, šrouby, závrtné šrouby

Anotácia textu normy ASTM A489-25 :

This specification covers the chemical, mechanical, grain size, and dimensional requirements for weldless forged, quenched, and tempered carbon steel threaded lifting eyes (formerly pertained to as eyebolts) for overhead lifting. This specification covers two types denoting shank pattern, and one style denoting shank length, as follows: Type 1, plain pattern (straight shank); Type 2, shoulder pattern; and Style B, short length. The lifting eyes shall be manufactured as specified for the melting, forging, heat treatment, and machining processes. The mechanical properties to which the lifting eyes shall adhere are proof, breaking strength, tensile stress and strength, bend strength, impact strength, yield point, elongation, and reduction of area.

Keywords:

carbon steel, eyebolt,, ICS Number Code 21.060.10 (Bolts, screws, studs)