Place of Origin
Shandong, China
Standard
bs, JIS, GB, DIN, ASTM, API
Grade
20#, 45#, 15NiCuMoNb5, 16mn, A53(A,B), A106(B,C), API K55, API N80
length
random length or fixed length
finished
hot rolling or cold drawn
usage
building,structure,transporting