Contact Info

  • Siddhivinayak Co-op Hsg.Soc, (Durgadas Building ) Shop No 3, Ground floor, Ardeshir Dadi cross Lane, Near CP tank, Mumbai : 400004, Mah, India.
  • +91 22 6636 2253
  • enquiry@harshsteel.com

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Invar Welded Tubes in Kazakhstan

Harsh Steel is a leading Exporter for Invar Welded Tubes in Kazakhstan and Invar Welded tubing’s as per standards (ASTM A249, ASTM A269, ASTM A312, ASTM A268, ASTM A270, ASTM A554, ASTM 632, ASTM 688etc). We even stock and supply Invar Seamless Tubes in Kazakhstan, Invar seamless Large Diameter pipes and tubes in Kazakhstan, Invar U tubes in Kazakhstan, Invar finned pipes and tubes in Kazakhstan, Invar heat exchanger pipes and tubes and Invar instrumentation pipes and tubes in Kazakhstan as per customer requirements and as per standards with Mill TC and NABL inspections for chemical, physical, mechanical properties along with Hydro testing. Invar EN 10216-5 TC 1/2 1.4301 (TP) Welded Tubes in Kazakhstan, Invar Welded Tubes and tubing supplier in Kazakhstan,L Invar Welded Tubes and Tubes in ASTM A213 / A312 / A269 / A358 supplier in Kazakhstan. Harsh Steel is a leading manufacturer and exporter of nickel alloy 1.4301 (TP) Welded Tubes as per ASTM A213 / A312 / A269 / A358 in Kazakhstan and its cities.

We supply these nickel alloy Tubes and tubes as per below standards

  • ASTM a213 / a213m - Standard specification for seamless ferritic and austenitic alloy-steel boiler, superheater, heat-exchanger tubes
  • ASTM a269 - Standard specification for seamless and welded austenitic nickel alloy tubing for general service
  • ASTM a312 / a312m - Standard specification for seamless, welded, and heavily cold worked austenitic nickel alloy Tubes
  • ASTM a511 / a511m - Standard specification for seamless nickel alloy mechanical tubing
  • ASTM a789 / a789m - Standard specification for seamless and welded ferritic/austenitic nickel alloy tubing for general service
  • ASTM a790 / a790m - Standard specification for seamless and welded ferritic/austenitic nickel alloy Tubes
  • Din 17456-2010 - General purpose seamless circular nickel alloy tubes
  • Din 17458-2010 - Seamless circular of austenitic nickel alloy tube
  • En10216-5 CT ½ - Invar seamless pipe & tube

Types of Other Invar Pipes & Tubes at Our Stock with Sizes:

1. Invar capillary pipes and tubes in Kazakhstan
Size Available for capillary pipes and tubes – Outside Diameter 0.20mm to 12.0mm x Thickness 0.05mm to 2.00mm x Length 1000mm to 6000mm.

2. Invar Seamless and welded Pipes and tubes in Kazakhstan
Outside diameter Available for Seamless & welded Pipes & tubes - 1/4" NB to 24" NB
Schedule of Seamless & welded pipes & tubes - SCH5, SCH10, SCH20, SCH30, SCH40, Std, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for Seamless and welded Pipes and tubes - As per ANSI B36.19, ASTM A213/ A269/ A249/ A312, ASME SA213/ SA269/ SA249/ SA312 and Military/ Aerospace Specifications

3. Invar heat exchanger pipes and tubes in Kazakhstan
Outside Diameter Available for heat exchanger pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of heat exchanger pipes and tubes - SCH5, SCH10, SCH20, SCH30, SCH40, Std, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for heat exchanger pipes and tubes - As per ANSI B36.19, ASTM A213/ A269/ A249/ A312, ASME SA213/ SA269/ SA249/ SA312 and Military/ Aerospace Specifications

4. Invar seamless and welded U tubes in Kazakhstan
Outside Diameter for seamless and welded U tubes – 6.35 mm OD to 273 mm OD with length upto 30 Meters
Thickness for seamless and welded U tubes – 0.50 mm to 10.00 mm

5. Invar finned pipes and tubes in Kazakhstan
Outside Diameter for finned pipes and tubes - 1.00″ to 12.75″
Invar finned pipes and tubes Fin Height - 0.375″ to 1.25″
Invar finned pipes and tubes Fin Thickness - 20ga (.035″) to 12ga (.105″)
Invar finned pipes and tubes Fin Pitch- 1 to 7 fins per inch

6. Invar Square pipes and tubes in Kazakhstan
Size Available for Square pipes and tubes – 10mm x 10mm to 250 x 250mm, other nonstandard sizes available on request with length upto 6 Mtrs
SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

7. Invar rectangular pipes and tubes in Kazakhstan
Outside Diameter Size Available for rectangular pipes and tubes –½" to 12"
Outside Diameter thickness: .049" to .375
Specifications & Standards for rectangular pipes and tubes- ASTM A-554

8. Invar heat treated Annealed pipes and tubes in Kazakhstan
Outside Diameter Size Available for heat treated Annealed pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of heat treated Annealed pipes and tubes - SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for heat treated Annealed pipes and tubes - As per ANSI B36.19, ASTM A213/ A269/ A249/ A312, ASME SA213/ SA269/ SA249/ SA312 and Military/ Aerospace Specifications

9. Invar mirror polished pipes and tubes in Kazakhstan Outside Diameter Size Available for mirror polished pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of mirror polished pipes and tubes - SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for mirror polished pipes and tubes - As per ANSI B36.19, ASTM A213/ A269/ A249/ A312, ASME SA213/ SA269/ SA249/ SA312 and Military/ Aerospace Specifications

Chemical composition for Invar Welded pipes and tubes:

Iron Bal
Nominal Nickel 36
Nominal Cobalt 0.5
Carbon 0.05
Silicon 0.40
Sulfur 0.015
Chromium 0.25

We Also Stock below Invar Pipe & Tubes in Kazakhstan

Product Name

Outsde Diameter

Wall Thickness

 Invar alloy Round Pipe/Tube

6mm-630mm

0.3mm-30mm

 Invar alloy Square Pipe/Tube

8*8mm to 300*300mm

0.3mm-30mm

 Invar alloy Rectangular Pipe/Tube 

10*20mm-100*200mm

0.3mm-30mm

Invar Oval Tube

4mm (short distance)- 270mm (Long Distance)

1.0mm - 3.0mm

Invar Hexagonal Tube

13mm - 85mm

0.5mm-1.8mm

Invar Handrail Tube

6mm-630mm

1.0mm-1.8mm

Invar U Shaped Tube

20mm - 200mm

1.0-2.0

thin-wall nickel alloy tube -A270

22mm - 108mm

0.7mm - 2.0mm

Invar Heat Exchange Tube-A249

12.7mm-76.2mm

0.5mm-6.35mm

nickel alloy tube for the general equipment -A269

0.5mm-30mm

10mm-300mm

Inner polished nickel alloy tube-A270

12.5mm - 203.2mm

1.0mm - 5mm

Invar Capillary tube

0.28mm -10mm

 0.08mm - 1.2mm

Invar seamless tube 

6mm - 430mm

0.8mm - 30mm



We also Export the below products in Invar Grade in Kazakhstan

  • Invar Pipe (seamless and welded in random lengths and cut to size)in Kazakhstan
  • Invar U bend pipes in Kazakhstan
  • Invar Fittings (BW and forged fittings) in Kazakhstan
  • Invar Reducers in Kazakhstan
  • Invar Tees in Kazakhstan
  • Invar Stubend in Kazakhstan
  • Invar Elbows in Kazakhstan
  • Invar Caps in Kazakhstan
  • Invar Instrumentation pipe fittings in Kazakhstan
  • Invar Nipples in Kazakhstan
  • Invar Couplings in Kazakhstan
  • Invar Weld lets sock lets, & tread lets in Kazakhstan
  • Invar Plugs, Hexagonal, Square or Round Head in Kazakhstan
  • Invar Bushing in Kazakhstan
  • Invar Unions in Kazakhstan
  • Invar Flanges (ANSI, DIN, EN, JIS) in Kazakhstan
  • Invar Welding Neck Flanges in Kazakhstan
  • Invar Slip-on Flanges in Kazakhstan
  • Invar Blind Flanges in Kazakhstan
  • Invar Lap Joint Flanges in Kazakhstan
  • Invar Threaded Flanges in Kazakhstan
  • Invar Socket Weld Flanges in Kazakhstan
  • Invar Long Welding Neck Flanges in Kazakhstan
  • Invar Orifice Flanges in Kazakhstan
  • Invar Spectacle Blind Flanges in Kazakhstan
  • Invar Forgings (Discs, Rings and forging according to drawing) in Kazakhstan
  • Invar Plate and sheet (Full plates and cut to size in Kazakhstan

Exports of Invar Welded Tubes in Kazakhstan

Harsh Steel exports Invar Welded Tubes,Our Major Exports of Invar Welded Tubes are in Almaty, Astana, Shymkent, Karaganda, Aktobe, Taraz, Pavlodar, Oskemen, Semey, Oral, South Kazakhstan, East Kazakhstan, West Kazakhstan.

Enquiry for Invar Welded Tubes Products send us Email on exports@harshsteel.com