Detailed Product Description Features and specifications: 1) High-frequency welded2) All possible dimensions and shapes available3) Thickness: 0.4 - 3.0mm4) Steel grade: SPHC, 08AL, 08F, HG5, DF08, Q195-235, M85) Standards: ASTM, ANSI, API, JIS, DIN, EN, BS, UNI, NFA, GB and SY/T