... the pipe supporting Systems Specificaitons:1.Channel Fitting ( fitting , fitting plate , angle fitting ) 2.Finish: Electro-galvanized , HDG. ♦ Channel ... America and Europe. ♦ Material: Standard carbon steel, conforming to ASTM A36, A575, A576, A635; Also available in stainless 304 & ... 316. ♦ Finish: Electro-galvanized (conforming to ASTM B633 Type SC1) ; Hot-dipped galvanized(conforming to ...