ASTM A213 T91 Seamless Cold Drawn Rolled Alloy Steel Pipe 51*7MM For High Temperature Bolier Alloy steel pipe Alloy steel pipes are hollow tubes made from alloy steel containing a certain proportion of alloying ... Read More
Product Name Construction material ASTM A53 schedule 40 galvanized steel pipe,GI steel tubes Zn coating 60-400g/m2 with high quality Outside Diamete 20-112mm Wall Thickness 0.8mm-12m Length 1m-12m or according ... Read More