BRITISH STANDARD: AEROSPACE SERIES SPECIFICATION FOR 12 PER CENT NICKEL-CHROMIUM-MOLYBDENUM STEEL
1. INSPECTION AND TESTING PROCEDURE
2. PROCESS OF MANUFACTURE
3. CHEMICAL COMPOSITION
4. SURFACE DRESSING
5. CONDITION
6. FINAL HEAT TREATMENT
7. MECHANICAL PROPERTIES
BS 3S 95:1967 history
1967BS 3S 95:1967+A1:2015 Specification for 1½ per cent nickel-chromium-molybdenum steel. (880/1080 MPa: limiting ruling section 150 mm)
1967BS 3S 95:1967 Specification for 11/2 per cent nickel-chromium-molybdenum steel (90/110 kgf/mm2 (57/70 tonf/in2): limiting ruling section 150 mm (6 in))