steel SPHC Hot-Rolled Steel Sheet: JIS G3131 Explained — Properties, Scale, and ASTM Equivalent
SPHC is Japan's general-purpose hot-rolled steel sheet under JIS G3131. Thicker than cold-rolled, with mill scale surface and a specified minimum tensile strength of 270 MPa. Full guide with ASTM A1011 CS and EN 10111 DD11 equivalents.