Steel Billets Requirement

RFQ Details

5 SP modification:

C : 28-33
Mangan: min 0.8

Spec 5 SP standard
C: max 0.3
Si: 0.15-0.30
Mangan: 0.45-0, 8
P: max 0.05
S: max 0.05
Cr: max 0.5
Al: max 0.02
Cu: max 0.30

For Thailand:

ST 3SP (for the production of SR24 mild steel roundbars)


Chemistry:


C 0.14 - 0.22%


Mn 0.40 - 0.65%

Si 0.15 - 0.30%

S 0.050% max.

P 0.040% max.



ST 5SP (for the production of SD30/SD40 deformed bars)

C 0.28 - 0.37%

Mn 0.50 - 0.80%

Si 0.15 - 0.30%

S 0.050% max.

P 0.040% max.

Size : 130 x 130 or 150 x 150 x 12 M.