BRITISH STANDARD : AEROSPACE SERIES SPECIFICATION FOR CARBON-MANGANESE STEEL TUBE (700 N/mm)(Tube 12.5 mm outside diameter and greater)(Weldable)
1. INSPECTION AND TESTING PROCEDURE
2. PROCESS OF MANUFACTURE
3. CHEMICAL COMPOSITION
4. SURFACE DRESSING
5. CONDITION
6. HEAT TREATMENT
7. MECHANICAL PROPERTIES
BS 4T 45:1972 history
1972BS 4T 45:1972+A2:2015 Specification for carbon manganese steel tube (700 MPa) (Tube 12.5 mm outside diameter and greater) (Weldable)
1972BS 4T 45:1972 Specification for carbon-manganese steel tube (700 N/mm2) (tube 12.5 mm outside diameter and greater) (weldable)