Khoasolla

ASTM A193_A193M-2017

ASTM A194_A194M-2018

ASTM A325-2014

DIN912-83

DIN931-1-87

DIN933-87

ISO 898-1-2013

ISO 898-2-2012

Bukana ea morao-rao

DIN6914-89

Qeto ea Tlhahlobo ea EU mabapi le Khahlanong le ho Lahloa ha Barekisi ba Bacha ba Li-Fasteners tsa tšepe ho ea Chaena