Heat treatment
| Heat treatment | |
|---|---|
| Heat-treated to ferrite-pearlite structure | FP (BG) |
| Heat-treated for cold shearability | S (C) |
| Annealed | A (G) |
| Heat-treated to specific strength | TH (BF) |
| Heat-treated to spherical cementite | AC (GKZ) |
| Normalized or normalized rolled | N (N) |
| Stress-relief heat-treated | SR (S) |
| Hardened (inductive) | H (V) |
| Temperature-controlled rolling | TG/CR |
Combinations of heat treatments are possible, subject to agreement.