Oloa

Fa'aoga oloa:
faʻaaogaina lautele i masini, mea faʻafomaʻi, meafaigaluega faʻamalositino, Qizheng, nofoaafi televave, taavale, meafale, teuteuga ma isi faʻamoemoega.
Tausi masani:

ASTM A554

GB/T 12770

JIS G3446

JG/T 3030

YB/T 5363