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Aircraft Stainless Steel BS T72 seamless tube

Technical Data Sheet


Chemical Composition Limits
Weight% C Cu Si Mn Cr Ni Nb P+S max
T72 Tube 0.08 max 0.50 max 0.20-1.0 0.50-2.0 17-19 9-12 5 X C/1.0 P 0.035
S 0.025

BS T72 is the British aerospace standard for seamless tube in stainless steel 347 with the addition of copper. It is often dual certified to BS T66 and offers good corrosion resistance and good weldability. T72 is designed for use in hydraulic applications.

Typical Mechanical Properties

Grade Treatment Tensile Strength Rm , N/mm² Proof Stress Rp 0.2,, N/mm² Elongation in 5.65 √Cross Sectional Area% Ruling Section
T72 Tube Solution Annealed 550-700 210-340 40 1/8" OD to 3 1/4 OD

Alloy T72 Tube. For all stock availability contact Sales.

Similar Specifications

BS T66
AMS 5571
AMS 5575


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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.