1.1 This standard covers requirements for weldable steel pipe fittings for marine purposes.
1.2 This standard does not include flanges.
1.3 Dimensions, which are not included in this standard are left to the discretion of manufacturer depending on the end use of fittings.
IS 4310-1967 history
1967IS 4310-1967 Specification for marine weldable steel pipe fittings