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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
