Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 7175-2005
Scope
This standard applies to welding, thermal cutting and other operations that produce ultraviolet, infrared and strong visible light that are harmful to the eyes (hereinafter referred to as harmful light). In order to protect the eyes of operators and prevent the risk of trauma caused by arcs, slag spraying, etc., A protective mask for welding that protects the face, forehead, and front of the throat
CNS 7175-2005 history
2005CNS 7175-2005 Helmet type and handshield type protector for welders