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Aircraft Carbon Steel BS T45/ 4T45 Tube

Technical Data Sheet

BS T45 is a carbon-manganese steel tube supplied in the hardened and tempered condition. It finds many different applications in both the motorsport and aerospace industries due to its high strength to weight ration. T45 is also weldable, but unlike other chome-moly tube grades does not require heat treating after welding.

Chemical Composition Limits
Weight%	C	Si	Mn	Cr	Ni	Mo	P + S max
4 T45 Tube	0.17-0.25	0.10-0.35	1.30-1.70	0.25 max	0.40 max	0.10	0.040 max

Typical Mechanical Properties

Grade	Treatment	Tensile Strength Rm , N/mm²	Proof Strength Rp 0.2, N/mm²	Hardness HB	Ruling Section
T45 Tube	Hardened and Tempered	700-900	620	201-262 max	12.5 mm minimum O.D

Availability
Alloy 4 T45 Tube. For all stock availability contact Sales.

Specifications
BS 4 T45 Tube :1972

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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.