AISI 4140
Alloy Steel Bar
AISI, ASTM, GB, JIS, DIN, BS
Alloy Steel
Black or Bright
Alloy
Alloy Steel
Alloy Steel
AISI 4140 High Tensile Alloy Steel Round Bar
ISO9001:2008
1 Ton
L/C, T/T
by Sea, Air
Fob, CIF, CFR, Ex-Work, etc.
AISI 4140
Square Bar
Ar, N, T, Q, Tmcp, Q+T, Ut, Hic, Z Test
Dongbei Special Steel
Standard Seaworthy Package or as The Customers' Re
customized sizes
China