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Aircraft Steel BS S132 / 3S132D
Technical Data Sheet
BS S132 is a 3% chrome-moly-vanadium steel suitable for nitriding. It offers high strength and hard wear resistance after surface treatment, making it widely used in gearbox shafts and crankshafts. It is supplied in as bright bar in the softened and cold drawn/ground condition, designated S132D.
| Chemical Composition Limits | ||||||||
| Weight% | C | Si | Mn | P+S max | Cr | Mo | Ni | Other |
| 3S132 | 0.35-0.43 | 0.10-0.35 | 0.40-0.70 | P 0.020 S 0.020 | 3.0-3.5 | 0.80-1.10 | 0.30 max | V 0.15 - 0.25 Sn 0.030 |
Typical Mechanical Properties
| Grade | Treatment | Tensile Strength Rm N/mm² | Proof Stress Rp 0.2, N/mm² | Elongation in 5.65 √Cross Sectional Area% | Hardness HB | Ruling Section |
| S132 | Solution Annealed | - | - | - | 277 max | - |
| S132 | Hardened and Tempered | 1320-1470 | 1130 | 8 | 388-429 | 2 3/4" |
Availability
Alloy S132 is available in Bar. For all stock availability contact Sales.
