Sankrail Industrial Park, Dhulagari, Howrah – 711302 info@hrsteel.com
RDSO · PGCIL · ISO 9001 · NABL Approved +91 98310 00031

Downloads & Capability

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Documents

Company documents & certificates

Download our profile and capability sheet, or view all approval certificates.

Company Profile

One-page overview — products, capacities, approvals and contacts.

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Plant & Machinery Capability

Full equipment list across both units plus the NABL laboratory.

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Certificates & Approvals

RDSO, PGCIL, ISO 9001, ISO 45001, NABL and customer approvals.

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Product Catalogue

Detailed product catalogue with sizes & standards — available on request.

Request Catalogue

Transrail Lighting — Appreciation

Performance & appreciation letter from Transrail Lighting Ltd. (15-year supplier).

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Eastern Railway — Performance

Performance certificate for HSFG & shear-stud supply across bridge projects.

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Full Equipment List

Plant, Machinery & Laboratory

The complete in-house manufacturing and testing setup across Unit I and Unit II.

Unit I

Cold & Hot Nut Forging

Cold Nut Forging · Hot Forging (above M30) · Tapping · Trimming · Thread Rolling · Spring Washer · Assembly  |  Sankrail Industrial Park, Dhulagarh, Howrah – 711302

Cold Nut Forging

  • 2× Sanshing multi-station nut forging — San Shing, Taiwan — M16 & M12
  • 1× 1″ Nut Former — National, USA — up to M30
  • 1× M20 Heavy Nut Former — National, USA — M24
  • 1× Nut Former S2 — National, Germany — M16
  • 1× M20 Light Nut Forging — National, Germany — M24

Nut Tapping

  • 3× M16 Nut Tapping machines — China
  • 2× Tapping Machine (MAS 33) — Nutap, Germany
  • 3× Tapping Machine (MAS 20) — Nutap, Germany
  • 2× Tapping Machine (M12) — Nutap, Germany
  • 1× Vertical Hot Forging Nut Tapping — up to M80

Hydraulic Roll Thread

  • 1× Roll Thread-1 — India — M80
  • 1× Roll Thread-2 — India — M50
  • 1× Roll Thread-3 — India — M50
  • 1× Roll Thread-4 — India — M39

Rod Cutting & Heating

  • 1× Shearing Machine — 50 mm dia
  • 3× Band Saw Machine — 200 mm dia
  • 1× Induction Heating — 80 mm dia
  • 3× Induction Heating — 50 mm dia

Special & Hot Forging Presses

  • Special-purpose reducing & forging machines (24–50 mm dia)
  • 2× China Forging Press — 100 MT
  • 1× Friction Press — 200 MT
  • Power Presses — 200 MT, 150 MT, 150 MT

Machining & Spring Washer

  • 2× Copying M/C · 2× Boring & Facing M/C — 2″ dia
  • 1× Centre Drill Machine — 2″ dia
  • 3× Spring Washer Cutting M/C — M16 / M30
  • 1× Coiling & 1× Reducing M/C for spring washer — M39
Unit II

Wire Processing, Bolt Forging, Heat Treatment & Coating

Wire Processing · Wire Drawing · Cold Bolt Forging · Trimming · Roll Thread · Heat Treatment · Surface Coating  |  Sankrail Industrial Park, Dhulagori, Howrah – 711302

Wire Processing & Drawing

  • 1 set × Wire Processing (Acid Pickling / Phosphating) — all dias
  • Wire Drawing — M16–M44, M16–M35, to 28 mm, to 22 mm
  • 2× Wire Drawing — M16 · 2× Wire Drawing — 5.5 to 12 mm
  • 4× Pointing Machines — up to M50

Cold Bolt Forging

  • 1× Sakamura — Japan — M30
  • 1× GB Header Bolt Former — England — M24
  • 1× 3/4″ & 1× M16 Bolt Maker — National, England
  • 4× M16 & 1× M20 Bolt Forging — India
  • Double Blow Bolt Formers (12″ & 10″ Header)

Trimming

  • 1× M30 Trimmer · 4× M16 Trimmer
  • 1× M24 Trimmer — UK
  • 1× M20 · 1× M12 · 1× M10 Trimmer

Roll Thread

  • 1× M30 · 2× M24 · 1× M20 · 1× M22
  • 4× M16 · 1× M16 · 1× M10

Heat Treatment

  • 2 sets × Shaker Hearth Furnace — up to M30
  • 1 set × Mesh Belt Furnace (continuous HT) — up to M30
  • 1 set × Rotary Furnace
  • 3 sets × Pit Type Furnace — any dia

Surface Coating

  • Hot Dip Galvanizing Plant — 25 MT / day
  • Zinc Plating (Electroplating) Plant — 10 MT / day
  • Zinc Phosphate Coating Plant — 15 MT / day
Lab

Physical & Chemical Laboratory — NABL (ISO/IEC 17025:2017)

Mechanical Testing

  • Universal Testing Machine — 40 Tonne
  • Impact Testing Machine
  • Cantilever Testing Fixture
  • Proof Load Extension Measurement Fixture

Hardness & Chemistry

  • Digital Rockwell Hardness Tester
  • Rockwell Hardness Tester
  • Spectrometer — Germany

Metallography

  • Microscope with Image Analyser
  • Surface Grinding Machine
  • Surface Polishing Machine