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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.

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Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.