PPGI/PPGL, Alloy Series manufacturer / supplier in China, offering SGCC Grade Galvanized Steel Coils Dx51d 1.6mm 1.8mm 2mm Thickness Galvanized Steel Coils, ASTM AISI Galvanized Steel Pipe Q235 Q235B A213 T91 A53 A36 Galvanized/Square/Round/Carbon Steel Pipes, China Ss400 S235jr S355jr S355 CRC Sheet ASTM A36 Ss400 Q235B Cold Rolled Carbon Steel Plate and so on.