Carbon  : Max 0.22
Silicon : Max 0.55
Manganese  : Max 1.60
Sulphur  : 0.025
Phosphorus  : Max 0.025

Tensile Strength          :         >N 600/ mm2
Yield Point                   :           >N 520/ mm2
Elongation                    :           12%
Weld ability                  :          According to the common welding system.

Straightness                                            0.1/1000 mm
I.D Tolerance                                          H8
Surface Roughness                                Ra0.3 micron max
Sizes                                                         ID 25 mm to OD 40 mm, Long 4000 mm
                                                                 ID 50 mm to OD 300 mm, Long 10,000 mm

Material: COLD DRAWN SEAMLESS TUBES
ST-52.3 in BK+S CONDITION and
as per customers demand