HMTL has dedicated plant of 13,500 sq.mtr. for manufacturing and inspection of Carbon & Alloy Steel Tubes/pipes.
Cold finished Tubes / Pipes are produced out of quality seamless hollows either produced in house or procured from reputed approved vendors. Seamless hollows are either cold pilgered over pilger mills or drawn over draw benches using precision tooling to achieve perfect dimensions and smooth surfaces.
Drawn/pilgered tubes are subjected to annealing, straightening and pickling operations. Finished tubes/pipes undergo various testing as per the specification/customer's requirements followed by marking and packing.
Specification & Grade
ASTM/ASME A/SA 179, 192, 199, 106 (Gr. A, B, C) 210 (GR.A1, C), 556, 213 (Gr. T1, T2, T5, T9, T11, T12, T22), 335 (Gr. P1, P2, P5, P9, P11, P12, P22), 333 (Gr. 1, 3, 6), 209 (Gr. T1, T1A, T1B)
DIN17175 (Gr. St35.8, St45.8, 15 M03, 1 3CrMO 44, 10Cr MO 910), 2448 (Gr. ST37), 1630 (ST37.4, ST44.4) BS 3059 (Gr.CFS 320, 360, 440, 243, 620, 622), 980(Gr.CDSI), 6323 (Gr. CFS3), 3602/1 (Gr. 360, 430)
Other Specification / Grades can be supplied as per customer's requirements
