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KOLKATA, INDIA MILL

Kolkata, India.

Integrated seamless tube production in Kolkata, India, backing our Mansfield, Louisiana plant. Combined installed capacity of 66,000 short tons (60,000 MT) per year covering HFS, CDS, and stainless steel.

66K
SHORT TONS / YEAR (60K MT)
2
PLANTS
3
PRODUCT LINES
303K
SQ FT COMBINED
THE TWO PLANTS

One location. Complementary capability.

Global Seamless manufacturing plant in Kolkata, India
KOLKATA · ORIGINAL PLANT

Hot Finished + Cold Drawn

33,000 short tons (30,000 MT)
Integrated HFS + CDS manufacturing with MPM continuous rolling mill, elongator, cold draw benches, heat treatment furnaces (normalizing, annealing, Q&T), bright annealing line, hydrostatic testing, and full NDT capability (ECT, UT, MPI). NABL-accredited in-house laboratory.
Global Seamless cold-drawn seamless plant in Kolkata, India
KOLKATA · EXPANSION PLANT

Cold Drawn + Stainless

33,000 short tons (30,000 MT)
Dedicated cold-drawn seamless facility with stainless steel division. Expanded cold-drawing capacity with pilger mill, pickling and phosphating line, bright annealing, and independent testing laboratory.
PRODUCTION CAPABILITY

Three product lines across two plants.

Hot Finished Seamless (HFS)

MPM continuous rolling mill, rotary piercing, elongator, and sizing mill. OD range 0.394 to 6.625 in (10 to 168.3 mm), WT 0.035 to 0.551 in (0.89 to 14 mm). Carbon and alloy steel grades.

Cold Drawn Seamless (CDS)

Multi-pass cold draw benches and pilger mill. Pickling, phosphating, and bright annealing. OD range 0.236 to 4.000 in (6 to 101.6 mm) with precision tolerances.

Stainless Steel Seamless

Grades 304, 316, 321 and duplex. Bright-annealed and pickled finish. OD range 0.236 to 3.500 in (6 to 88.9 mm) for heat exchanger, process piping, and instrumentation.

Heat Treatment

Normalizing, annealing, quench-and-temper, stress relief, and bright annealing furnaces across both plants. Controlled atmosphere capability.

Testing & NDT

NABL-accredited laboratory. Hydrostatic testing, ECT, UT, MPI, mechanical testing, chemical analysis, and metallographic examination.
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