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Metallica Metals is leading Distrubutor, Dealerand Supplier of 904L Instrumentation Tubing is a low carbon high composite austenitic stainless steel, initially created to oppose erosion in weaken sulfuric corrosive. On account of the mix of moderately high substance of chromium, nickel, molybdenum and copper, Stainless Steel 904L Instrumentation Tubing has significantly enhanced protection from solid decreasing acids, especially sulfuric corrosive.

Stainless Steel 904L Instrumentation Tubing Supplier

904L Stainless Steel Instrumentation Tubing is non-attractive in all conditions, has stunning sturdiness, and has great formability and weldability. Composite 904L Instrumentation Tubing is found in numerous applications going from utility scrubber congregations, corrosive and compost generation gear, mash and paper handling, seawater cooling offices and numerous different employments. Stockists and providers of SS 904L Instrumentation Tubings including 904L ASTM B673 Rectangular Tubes, Super Austenitic 904L Instrumentation Tubings, WNR 1.4539 Instrumentation Tubings, UNS N08904 Instrumentation Tubings. AISI 904L Instrumentation Tubings are promptly accessible in all standard welded pipe sizes and timetables including Sch 5 SUS 904L Instrumentation Tubing, Sch 10 INOX 904L Instrumentation Tubing, Sch 40s SS 904L Instrumentation Tubing and Sch 80s ASME SB673 Square Tube. 904L Instrumentation Tubings are accessible in consistence with ASTM A213, ASTM A269, ASTM B677, ASTM B673, ASTM B674 in Grade 904L in standard welded tube sizes and divider thicknesses.

904L Stainless Steel Instrumentation Tubing Specification:

Product Name: 904L Stainless Steel Instrumentation Tubings We accept all small/large quantity orders.
  • 904L Grade: SUPER AUSTENITIC 904L Instrumentation Tubings/ SS 904L Instrumentation Tubings/ WNR 1.4539 Instrumentation Tubings/ UNS N08904 Instrumentation Tubings/ AISI 904L Instrumentation Tubings/ SUS 904L Instrumentation Tubings/ INOX 904L Instrumentation Tubings/ Alloy 904L Instrumentation Tubings/ URANUS B6 Instrumentation Tubings/ VdTÜV 421 Instrumentation Tubings/ SEW 400 Instrumentation Tubings/ 2RK65 Instrumentation Tubings/ RVS 904L Instrumentation Tubings/ SAE 904L Instrumentation Tubings/ NAS 255 Instrumentation Tubings/ AFNOR Z2 NCDU 25-20 / BS 904S13 / KS STS 317J5L / EN X1NiCrMoCu25-20-5 / NACE MR0175
  • SS 904L Instrumentation Tubings Brands: URANUS B6™ , VLX904™ , AL-904L™ , CRONIFER 1925™ , 2RK65™
  • Typical manufacturing specifications: ASTM A213, ASTM A269, ASTM A312, BS EN 10216 pt.5, Also individual customer specifications.
  • Origin: European Origin, Indian Origin, US Origin, Korean Origin, Sweden Origin, Ukraine Origin, Japanese Origin Materials
  • Top 10 Manufacturer of 904L Instrumentation Tubings: Posco Korea, VDM Germany, Tubacex, Nippon Steel Corporation, Sumitomo Japan, Indian Mills, Walsin,Metallica Metals, RONSCO, BAOSTEEL, JISCO, TISCO
  • Size: 6mm 1/4 inch OD upto 24 inch
  • SS 904L Round Instrumentation Tubing (mm): 4.76 OD to 203.2 OD
  • SS 904L Spiral Welded (mm): 76.2 OD to 1016 OD
  • SS 904L Square (mm): 12.7 to 152.6 A/F
  • SS 904L Rectangular (mm): 25.4 x 12.7 to 203.2 x 101.6
  • Type of 904L Instrumentation Tubing: Seamless / ERW / Welded / Fabricated / CDW
  • 904L Instrumentation Tubings Outside Diameter: 6.00 mm OD up to 250 mm OD, Sizes up to 12" NB available Ex-stock, OD Size Instrumentation Tubings available Ex-stock
  • 904L Instrumentation Tubings Thickness Range:  0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
  • Form: Round Instrumentation Tubings, Square Instrumentation Tubings, Rectangular Instrumentation Tubings, Coiled Instrumentation Tubings, "U" Shape, Pan Cake Coils, Hydraulic Instrumentation Tubings
  • 904L Instrumentation Tubings Length: Single Random, Double Random & Required Length 
    End: Plain End, Beveled End, Treaded
  • 904L Instrumentation Tubings End Protection: Plastic Caps
  • 904L Instrumentation Tubings Schedule: SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
  • 904L Instrumentation Tubings Outside Finish: Satin Finish (180#.240#.320#)., Bright Finish (400#,600#), mirror, Mill Finish(2B), Hairline-Finish (HL/Brushed), Ti-gold, Glossy matt, dull, 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Instrumentation Tubings, Finish as per customer Requirements
  • Delivery Condition of 904L Instrumentation Tubings: cold finished or extruded, Blank Annealed and Pickled, Polished, Bright Annealed, Cold Drawn, for welded tubes: heat-treated or non-heat-treated, blank, pickled or polished
  • Inspection, Test Reports of 904L Instrumentation Tubings: Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
  • What Specials: Sizes and Specifications other than above can be manufactured on request
  • Standard: GB, AISI, ASTM, ASME, EN, BS, DIN, JIS, EN 10217-7, EN 10088
  • Standard for SS 904L Seamless Instrumentation Tubings: EN 10216-5, AD2000-W2, ASTM A 312, ASTM A 213, ASTM A 269, ASTM B677
  • Standard for SS 904L Welded Instrumentation Tubings (Dairy Instrumentation Tubings): EN 10217-7, ASTM A312, ASTM A269, ASTM B673 / ASTM B674
  • Tolerances: acc. to EN ISO 1127 or EN 10305-1 or ASTM A 269/312/999

Chemical Composition of Stainless Steel 904L Instrumentation Tubing:
Grade C Mn Si P S Cr Mo Ni Cu
904L min.

Mechanical Properties of Stainless Steel 904L Instrumentation Tubing:


Tensile Strength (MPa) min

Yield Strength 0.2% Proof (MPa) min

Elongation (% in 50mm) min


Rockwell B (HR B)

Brinell (HB)





70-90 typical


Physical Properties of 904L Stainless Steel 904L Instrumentation Tubing:



Elastic Modulus

Mean Co-eff of Thermal Expansion (µm/m/°C)

Thermal Conductivity

Specific Heat 0-100°C

Electrical Resistivity




At 20°C

At 500°C










33.5 Microhm-in at 68°F
95.2 Microhm-cm at 20°C

Export Destination of Stainless Steel 904L Instrumentation Tubing

Metallica Metals India have exported Stainless Steel 904L Instrumentation Tubing to over 60 countries including Sudan,UAE, UK, Iran, Iraq, Qatar, Bahrain, Oman, Yemen, Lebanon, Jordan, Saudi Arabia, Malaysia, Indonesia, Singapore, Australia, New Zealand, USA, Canada, Mexico, Brazi, Netherlands, Germany, Italy, Spain, Serbia, Kuwait, Peru, Nigeria, Poland, South Africa, Denmark, Turkey, Egypt, Venezuela, Kuwait, Madagascar, Angloa & Srilanka.

For any enquiries related to Stainless Steel 904L Instrumentation Tubing, kindly contact us on :-
+91-2242 5140 / 5942

Metallica Metals India
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Stainless Steel 904L Instrumentation Tubing
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