Product Standard
As per IS:4712: 1984 Socket Welding Ends; Class 20

Chemical Composition
Carbon : 0.30% (max.)
Manganese : 0.60-1.05%
Phosphorus : 0.04% (max.)
Sulphur : 0.05% (max)
Silicon : 0.35% (max.)

End Connections
Socket Welding Ends conform to ANSI B16.11
The threads and socket welding ends are properly checked with duly calibrated gauges.

Test Pressure
IS:4712: 1984-1992 – Pipe Fittings are tested to 3000 psig. (Hyd.)