BRITISH STANDARD SPECIFICATION FOR AIRCRAFT MATERIAL'40' CARBON STEEL(Normalized)
1. Inspection and testing procedure.
2. Process of manufacture.
3. Chemical composition.
4. Surface dressing.
5. Condition.
6. Final beat treatment.
7. Mechanical properties.
BS 2S 93:1964 history
0000 BS 2S 93:1964(2000)
1964BS 2S 93:1964 Specification for aircraft material - '40' carbon steel (normalized) (35/45 tonf/sq in: limiting ruling section 6 in)