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Aircraft Stainless Steel BS T66 / 2T66 seamless tube


Technical Data Sheet

 

Chemical Composition Limits
Weight% C Si Mn Cr Ni Nb P + S max
2 T66 Tube 0.08 max 0.20-1.0 0.50-2.0 17-19 9-12 10 X C/1.0 P 0.035
S 0.025

BS T66 is the British aerospace standard for seamless tube in stainless steel 347. It is often dual certified to BS T72 and offers good corrosion resistance and good weldability.

Typical Mechanical Properties

Grade Tensile Strength Rm , N/mm² Proof Strength Rp 0.2, N/mm² Hardness HB Ruling Section
2T66 Tube 550-700 210-340 197 max 1/8" OD to 3 1/2 OD

Availability
Alloy 2T66 Tube. For all stock availability contact Sales.

Specifications

Type 347 Stainless Steel Tube
Z10CNNb 18-11
AMS 5571
AMS 5575
MIL-T-8606
MIL-T-8808

BS T72

Services
At Aircraft Materials all stock items can be shipped out within 24 hours, usually within the same day. Even cutting orders for bar or sheet can be processed and dispatched the same day, and for time-critical situations such as AOGs, we have a dedicated AOG service desk ready to help (aog@aircraftmaterials.com).

Thanks to our global logistics network we can source from anywhere in the world in just a few days. We use a range of transport partners to enable us to ship overnight within the U.K. and Europe and provide fast shipping solutions to the rest of the world. If your requirement is urgent we can offer a priority shipping service, but also if time is not so critical we can offer more cost-effective options to ensure you get the best value for money. To find out more about our services click here.

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.

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