API 5CT Seamless Casing Pipes for water wells drilling
Corrosion Resistant Alloy(CRA) Tubing/Linear 13% Cr Materials
API5L GR.B Carbon Seamless Steel Pipes used in fluids transfer
ASTM A192 Seamless Steel Pipe for High Pressure Boiler
ASTM A519 Carbon & Alloy Seamless Tubes for Mechnial Applications
EN10210 S355J2H Hot Finished Seamless Square Pipes
JIS G3466 STKR400/490 Square Steel Pipes
pre galvanized rectangular carbon tubes
mild steel square pipes for construction frame work ASTMA500