Grado de la clase
AB/A, AB/B, AB/AH32, AB/AH36, AB/DH36, AB/DN
BVA, BVAH32, BVAH36
CCSA, CCSAH32, CCSAH36, CCSB, CCSD32, CCSDH36
GLA, GLA32, GLA36, GLB, GLD32, GLD36, GLE
KA, KA32, KB, KD32
LRA, LRAH32, LRAH36, LRB, LRD
NVA, NVA32, NVA36, NVB, NVD36
RA, RA32
Fabricante
Baosteel, Shougang, acero de Handan, Xiangtan, Jigang, Tanggang, etc.
Grueso
7~33
China