Aircraft Stainless Steel BS S527 (AMS 5512)

Technical Data Sheet

BS S527 is the British aerospace standard for stainless steel 347, and is often supplied dual-certified to the U.S. aerospace specification AMS 5512. It is supplied in the annealed condition to allow good cold workability and is suitable for low strength components requiring good corrosion resistance and weldability.

Chemical Composition Limits
Weight% C Si Mn P + S max Cr Mo Ni Nb
S527 0.08 max 0.20-1.0 0.50-2.0 P 0.035
S 0.025
17-19 1.0 max 9-11 10 X C / 1.0

Typical Mechanical Properties

Grade Treatment Tensile Strength Rm , N/mm² Proof Strength Rp 0.2, N/mm² Elongation in 5.65 √Cross Sectional Area% Hardness HB Size
S527 Softened 540 210 30 179 max <1.5mm
S527 Softened 540 210 35 179 max 1.5-3.0 mm
S527 Softened 540 210 40 179 max > 3.0 mm

Alloy S527 is available in Sheet. For all stock availability contact Sales.

Similar Specifications

Type 347S17 Stainless
WS 1.4546 ,WL 1.4546
AMS 5512
MSRR 6523

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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.