About US

Harsh Steel is a leading supplier and Exporter of Stainless Steel Capillary Tubes, Nickel alloy Capillary Tubes, Duplex Steel Capillary Tubes, Copper Nickel alloy Capillary Tubes, Inconel alloy Capillary Tubes, Monel Alloy Capillary Tubes, Incoloy alloy Capillary Tubes, Hastelloy alloy Capillary Tubes, Titanium alloy Capillary Tubes, MU-METAL Capillary Tubes, INVAR Capillary Tubes, TANTALUM Capillary Tubes & NITINOL Capillary Tubes.

Harsh Steel is also a leading exporter of Stainless Steel seamless & welded pipes and tubes, Nickel alloy seamless & welded pipes and tubes, Duplex Super duplex Steel seamless & welded pipes and tubes, Copper Nickel alloy seamless & welded pipes and tubes, Inconel alloy seamless & welded pipes and tubes, Monel Alloy seamless & welded pipes and tubes, Incoloy alloy seamless & welded pipes and tubes, Hastelloy alloy seamless & welded pipes and tubes, Titanium alloy seamless & welded pipes and tubes, MU-METAL seamless & welded pipes and tubes, INVAR seamless & welded pipes and tubes, TANTALUM seamless & welded pipes and tubes & NITINOL seamless & welded pipes and tubes.

Our Stainless Steel, Nickel alloy, Copper nickeL, Duplex and Supler duplex, Tantalum, Mumetal, Invar, Kovar, Inconel, Monel, Hastelloy & Titanium capillary tubes are supplied with exact tolerances and dimensions as per clients requirements. We supply these capillary tubes with Bright smooth surface which is clean from Oil and other dust particles and ready to use for medical, defense, industrial, oil & Gas applications.

Our capillary Tubes are supplied in below sizes
Outside Diameter: 0.2 -- 8 mm (0.00787 - 0.315 in.)
Wall Thickness: 0.05 -- 2 mm (0.00197 - 0.0787 in.)

OD = + 0.05 mm & - 0.00 mm / + 0.002” & - 0.000”
ID = + 0.00 mm & - 0.05 mm / + 0.000” & - 0.002”

All our capillary pipes and tubes are supplied and exported in Bright annealed, Halfhard ,Hard drawn & Extra hard conditions.These capillary pipes and tubes are available in length from 1000mm to 6000mm and also available in Cut pieces. Capillary pipes and tubes in coils are supplied in total length of 1500 meters or as per customer requrirements.All our stainless steel, Nickel alloy and other capillary tubes are sold with 3.1 or 3.2. A 3.1 or 3.2 MTC only and also if required 3rd party inspection is available. There is never a compromise on Quality.

Harsh Steel Exporter of Capillary Tubes

Stainless Steel & Nickel alloy capillary tubes Specialist for Aerospace & Defense Industries As per AMS standards.

Stainless Steel Capillary Tubes

Stainless steel capillary tubes grades such as 202cu, 302, 303, 304, 309, 310, 316L, 317L, 321, 347, 347H, 410, 420, 440C, 904L, 17-4PH, Duplex 2205 are stocked and supplied at harsh steel . All capillary tubes are supplied as per AMS standard along with solution annealed and heat treatment conditions. We export Stainless steel capillary tubes as per customer requirement with turning, custom jobs, cnc machined components, and fasteners as well as Stainless steel threaded capillary tubes.

Cupro Nickel Capillary Tubes

Cupro nickel capillary tubes in C 70600 (Also known as copper nickel 90/10) as per ASTM B151, ASTM B466, ASTM B111, ASTM B171, ASME SB466, ASME SB111, ASME SB151, ASME SB171, DIN 2.0872, BS 2871 CN102, EN CW352H, MIL-C-1726F, MIL-C-24679, MIL-T-16420K and C 71500 (Also known as copper nickel 70/30) as per ASTM B151, ASTM B466, ASTM B111, ASTM B171, ASME SB466, ASME SB111, ASME SB151, ASME SB171, DIN 2.0872, BS 2871 CN102, EN CW352H, MIL-C-1726F, MIL-C-24679, MIL-T-16420K is Manufactured and exported by Harsh Steel. Copper nickel capillary tubes are available in any given quality with ready stock for export along with MILL TC or third party test certificates.

Duplex and Super Duplex Steel Capillary Tubes

Duplex and super duplex steel capillary tubes in Grade UNS S31254 (Wr No. 1.4547) F44, UNS S31803 (Wr No. 1.4462) F51, UNS S32750 (Wr No. 1.4410) F55, UNS S32760 (Wr No. 1.4501) F53 as per astm A276 is stocked and exported by Harsh Steel in Forged/Rolled, Solution-annealed, Machined condition in 3-8 meter lengths (Cut to length if required) with 3.1 Mill TC or third party inspection. Duplex and super duplex stainless steel was created to combine advanced resistance to stress corrosion cracking, pitting, crevice corrosion and also high durability in comparison with other stainless alloys. Utilizing its austenitic ferritic chromium, nickel, molybdenum composition duplex alloy withstands chloride environments and also sulphide stress corrosion.

Aluminium Alloy Capillary Tubes

Aerospace aluminium alloy capillary tubes in AMS standards such as EN AW-2007 (Al Cu4 Pb Mg Mn), EN AW-2168, EN AW-2017A (Al Cu4 Mg Si (A), EN AW-2024 (Al Cu4 Mg1), EN AW-5083 (Al Mg4,5 Mn0,7), EN AW-5754 (Al Mg3), EN AW-6012 (Al Mg Si Pb), EN AW-6060 (Al Mg Si), EN AW-6061 (Al Mg1 Si Cu), EN AW-6082 (Al Si1 Mg Mn), EN AW-7020 (Al Zn4,5 Mg1), EN AW-7022 (Al Zn5 Mg3 Cu), EN AW-7075 (Al Zn5,5 Mg Cu) as per customer required Temper length and quantity with the assured quality. Harsh Steel Supplies Aerospace alloy aluminium capillary tubes with 3.1 mill TEST certificates.

Nickel Alloy Capillary Tubes

Nickel alloy capillary tubes grades which are high temperature alloys used in Aerospace, Marine, and Defense is exported by Harsh Steel. capillary tubes in Nickel Alloy 200, Inconel 945 and Inconel 945X, Inconel-600, Inconel-625, Inconel-718, Inconel-X750, Invar-36, L605, Copper-400, Copper-500, Nitronic-40, Nitronic-50, and Nitronic-60, Alloy 20, Invar 36, Invar 42, Inconel 601, Inconel 625, Inconel 718 , Incoloy 800H/HT ,Incoloy 825 ,Hastelloy C4 ,Hastelloy C22 ,Hastelloy C276 ,Hastelloy B2 ,Hastelloy B3 is supplied by Harsh Steel with MILL TC only for the Aerospace Industries.

Titanium Alloy Capillary Tubes

Titanium Alloy capillary tubes are Supplied as per ASTM B348 in titanium alloy grade 1, titanium alloy grade 2, titanium alloy grade 5, titanium alloy grade 7, Titanium grade 9 as per AMS-4921, MIL-9047, ASTM-B-348, ASTM-F-67, AMS-4928, AMS-4930, AMS-4965, AMS-4967, MIL-T-9047, ASTM-F-367, AMS04975, MIL-T-9047, AMS-T-9047, AMS-4978, AMS-4926, 4966, MIL-T-9047, AMS-T-9047, B50TF22, . Titanium capillary tubes is available in most of the almost 40 grades, with the most common being grade 5 and grade 2.