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    RK Wadi Building,
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    Mumbai-400004, Maharashtra, India
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  • enquiry@harshsteel.com

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Stainless Steel 304/304L Capillary Tubes

Harsh Steel is a leading Exporter for Stainless Steel 304/304L capillary pipes and Stainless steel 304/304L capillary 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 Stainless steel 304/304L seamless and welded pipes and tubes, Stainless steel 304/304L seamless and welded Large Diameter pipes and tubes, Stainless steel 304/304L U tubes, Stainless steel 304/304L finned pipes and tubes, Stainless steel 304/304L heat exchanger pipes and tubes and Stainless steel 304/304L instrumentation pipes and tubes as per customer requirements and as per standards with Mill TC and NABL inspections for chemical, physical, mechanical properties along with Hydro testing.

We manufacture special sizes of Stainless steel 304/304L capillary tubing’s also called as Stainless steel 304/304L surgical tubes which are critical and used in various Instrumentation, Medical and Heat treatment industry.

Types of Other Stainless steel 304/304L Pipes & Tubes at Our Stock with Sizes:

1. Stainless steel 304/304L capillary pipes and tubes
Size Available for 304/304L capillary pipes and tubes – Outside Diameter 0.20mm to 12.0mm x Thickness 0.05mm to 2.00mm x Length 1000mm to 6000mm.

2. Stainless steel 304/304L Seamless and welded Pipes and tubes
Outside diameter Available for 304/304L Seamless & welded Pipes & tubes - 1/4" NB to 24" NB
Schedule of 304/304L 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. Stainless steel 304/304L heat exchanger pipes and tubes
Outside Diameter Available for 304/304L heat exchanger pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of 304/304L 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. Stainless steel 304/304L seamless and welded U tubes
Outside Diameter for 304/304L seamless and welded U tubes – 6.35 mm OD to 273 mm OD with length upto 30 Meters
Thickness for 304/304L seamless and welded U tubes – 0.50 mm to 10.00 mm

5. Stainless steel 304/304L finned pipes and tubes
Outside Diameter for 304/304L finned pipes and tubes - 1.00″ to 12.75″
Stainless steel 304/304L finned pipes and tubes Fin Height - 0.375″ to 1.25″
Stainless steel 304/304L finned pipes and tubes Fin Thickness - 20ga (.035″) to 12ga (.105″)
Stainless steel 304/304L finned pipes and tubes Fin Pitch- 1 to 7 fins per inch

6. Stainless steel 304/304L Square pipes and tubes
Size Available for 304/304L 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. Stainless steel 304/304L rectangular pipes and tubes
Outside Diameter Size Available for 304/304L rectangular pipes and tubes –½" to 12"
Outside Diameter thickness: .049" to .375
Specifications & Standards for 304/304L rectangular pipes and tubes- ASTM A-554

8. Stainless steel 304/304L heat treated Annealed pipes and tubes
Outside Diameter Size Available for 304/304L heat treated Annealed pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of 304/304L heat treated Annealed pipes and tubes - SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for 304/304L 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. Stainless steel 304/304L mirror polished pipes and tubes Outside Diameter Size Available for 304/304L mirror polished pipes and tubes – 12 mm up to 600 mm with length upto 30 Meters
Schedule of 304/304L mirror polished pipes and tubes - SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specifications & Standards for 304/304L 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 Stainless steel 304/304L capillary pipes and tubes:

  304 304L
Element Min Max Min Max
C - 0.08 - 0.08
Mn - 2 - 2
Ni 8 10.5 8 12.0
Cr 18 20 18 20
S - 0.03 - 0.03
N - 0.1 - 0.1
Si - 0.75 - 0.75
P - 0.045 - 0.045

Surface conditions for Stainless steel 304/304L capillary pipes and tubes:

  • Stainless steel 304/304L Bright Annealed capillary pipes and tubes
  • Stainless steel 304/304L Polished capillary pipes and tubes
  • Stainless steel 304/304L Annealed & Pickled capillary pipes and tubes
  • Stainless steel 304/304L Bright Annealed & polished capillary pipes and tubes
  • Stainless steel 304/304L Electro polishing capillary pipes and tubes


Exports of Stainless steel 304/304L capillary pipes and tubes

Harsh Steel exports Stainless steel 304/304L capillary pipes and tubes, 304/304L large diameter pipes and tubes, Seamless and welded 304/304L standard pipes and tubes to European Countries, USA and UK. Our Major Exports of Stainless steel 304/304L pipes are in Iran, Kuwait, Qatar, Oman and Saudi Arabia. We also Export special Stainless steel 304/304L Seamless and welded finned pipes and Heat Exchanger tubes to Czech Republic, Netherlands, Poland, Germany, Italy and Mozambique