Covers the requirements for portable pneumatic rivetting hammers suitable for steel rivets up to 33 mm in diameter according to IS : 2155-1982 'Cold forged solid steel rivets for hot closing ( 6 to 16 mm diameter) (first revision)' and IS : 1929-1982 'Hot forged steel rivets for hot closing (12 to 36 mm diameter) ( first revision )'.
IS 7979-1984 history
1985IS 7979-1984 Specification for portable pneumatic riveting hammers