Hallmark Metallica

Hallmark Metallica is one of the leading manufacturer of Metal Components & exporter and supplier of nickel alloys & other specialty alloys for corrosion, heat resisting and other application past 10 years.

Hastelloy Products

Hastelloy Products

We are listed among the top Hastelloy Products Manufacturers and Suppliers from Mumbai, Maharashtra. The Hastelloy Products offered by us are popular for resistance to general corrosion, pitting, crevice corrosion, intergranular attack, and stress corrosion cracking. Our Products are fabricated using premium qualuy Hastelloy C22, which offers strength and durability to them. Hastelloy C22 plate is available up 2" thick. Butt-weld and forged fittings are available or can be manufactured with short lead times.


Hastelloy C22 Provides Resistance To :

  • Corrosion
  • Pitting
  • Crevice corrosion
  • Intergranular attack
  • Stress corrosion cracking


Hastelloy C22 Contains :

  • Chromium
  • Molybdenum
  • Tungsten
  • Iron
  • Alloy Is Formed Using
  • Gas tungsten-arc
  • Gas metal-arc
  • Shielded metal-arc processes


Specifications :

  • Sheet is available in thicknesses ranging from .038 to .141". Hastelloy C22 strip in coil from is available in lighter gauges up 12" wide. Hastelloy C22 plate is available up 2" thick.
  • Bar is available in wrought bar up to 11" diameter and larger sizes and shapes may be forged to order.
  • Seamless pipe is available up to 2" NB. Larger sizes are available in welded construction (100% X-ray) and can also be fabricated to order. Hastelloy C22 tubing is available up 2" OD in welded & 1/2" OD isn seamless construction. Hastelloy C22 redrawn tubes and tubing with tight tolerances can be supplied in almost any size no matter how small the size or quantity.


Widely Used In Industries Like :

  • Marine
  • Power
  • Chemical processing
  • Pollution control
  • Paper processing
  • Waste disposal


Hastelloy C276 - UNS N10276

HALLMARK METALLICA is the principal manufacturer and exporter of the Hastelloy C276, which is highly reckoned in the worldwide markets for its robust construction and reliable performance.



  • Nickel-molybdenum-chromium alloy
  • Excellent corrosion resistance in severe environments
  • Tight tolerances
  • Robust construction
  • High performance


Used in

  • Pollution control
  • Chemical processing
  • Pulp & paper production
  • Waste treatment
  • Sour gas applications (NACE MR0175)
  • Flue Gas Desulfurization (FGD) applications for
    • Scrubbers
    • Dampers
    • Ducts

Available In

  • Thicknesses Ranging
    • From .025 to .120"
  • Strip in coil is provided in Lighter gauges up 24" wide
  • Plate is available up 3" thick
  • Bar is provided in wrought bar up to 12" diameter
  • Seamless pipe is available up to 6" NB
  • Larger sizes are available in welded construction (100% X-ray)
  • Redrawn tubes and tubing
  • Butt-weld and forged fittings
  • Larger sizes & shapes may be forged to order


Sheet/Plate ASTM B575, ISO 6208, DIN 17750
Round Bar/Wire ASTM B574, ISO 9723, ISO 9724, DIN 17752, DIN 17753
Pipe & Tube ASTM B622, ASTM B619, ASTM B775, ASTM B516, ASTM B626, ASTM B751, ISO 6207, din 17751
Fittings ASTM B366
Forgings ASTM B564, DIN 17754
Weld Wire AWS A5.14 ERNiCrMo-10, AWS A5.11 ENiCrMo-10
Hastelloy B2 - UNS N10665 :
HALLMARK METALLICA is one of the trusted names that is engaged in the manufacturing and exporting of Hastelloy B2 (UNS N10665) across the nations. Our Hastelloy B2 is, precisely designed by experts in the most efficient manner.

Features :
  • Nickel-base wrought alloy
  • Excellent resistance to hydrochloric acid
  • Give excellent results even at all concentrations & temperatures
  • Great resistance to stress-corrosion cracking & pitting

Used For : Chemical process applications in welded condition.