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Stainless Steel Flat Oval Tubes/Pipes

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Stainless Steel Flat Oval Pipes/Tubes


Stainless Steel Flat Oval Pipes/Tubes Manufacturers & Suppliers in India

Metallica manufactures and supplies high quality of stainless steel flat oval pipes/tubings with variety of sizes and grades in India. All standard flat oval tubing sizes are available in 13-85mm or requested lengths. Contact Us Now for the reasonable prices in India! 

  • Flat Oval stainless steel tubing is the standard specification for the welded/ERW, seamless and heavily cold worked welded austenitic and ferritic stainless steel flat oval tubing.
  • Our product range for stainless steel flat oval pipes and tubes include all types such as Seamless, Welded, ERW, and EFW.
  • Stainless steel flat oval tube is one type of the stainless steel special shaped tube.
  • Stainless Steel Flat Oval Tubing is generally used for structural purposes and applications that range from aesthetic to highly functional – Decoration, construction, hardware, mechanical structure, chemical equipment, pulp and paper, aerospace, nuclear engineering and heat treating industries,boiler, handrail, doors, windows, housewares, kitchenware, etc.
  • Stainless tubing provides good corrosion resistance, weldability, machinability, and can be easily cleaned and sterilized. It has excellent mechanical properties and presents the desirable combination of high strength and good workability. Stainless tube is much lighter than its equivalent bar shape and therefore more practical for use in fabrication where weight is a concern.

Why Choose Metallica for Your Requirement for Stainless Steel Flat Oval Pipes & Tubes?

  • On Time Delivery: We can offer ex-stock supplies of stainless steel flat oval tubes. For production quantities, we can deliver goods within 7-20 days.
  • Price & Quality Guarantee: All our seamless and welded stainless steel tubing products come with a price and quality guarantee, to ensure our customers are benefited the most out of our production and selling expertise.
  • Shipment of Goods More than 50 Countries Worldwide: We export our stainless steel flat oval tube and seamless pipe products across the globe.
  • Flexible Payment Terms: We can discuss and agree on payment terms which are mutually beneficial. Call us to discuss the payment terms. We are here to give you the best options available.
  • Certification & Testing: All our stainless steel flat oval pipe products are supplied with EN 10204 3.1 certification. Additionally we can also allow, third party inspection or buyer inspection of all products before delivery of goods.


Stainless Steel Flat Oval Pipes/Tubes Manufacturers & Suppliers in India-201 /304 /316 Flat Oval Pipes & Tubes

Our stainless steel flat oval pipes and tubes are certified to the requirements of  ASTM A554 standard and most user specifications. Metallica manufactures stainless steel flat oval tubing from the finest quality raw materials. Stainless steel flat oval tubes in grade 304,316 and 316L are generally available in stock in size range of 4.5*11-50*110mm. This tube has gained a lot of appreciation by our clients owing to its high durability and reliability.

Stainless Steel Flat Oval Pipes & Tube Supply Range

Size 4.5*11-50*110mm (Please refer to the Stainless Steel Flat Oval Tube Size Dimensions Table given below.)
W.T 0.5-1.8mm
Standard A554/A312/A249/A268/A270
Grades 201/202/301/304/304L/316/316L/310S/409L/430/416,  etc Stainless Steel tube
Length 3-7m or as requested
Surface treatment No.1 – 2B – Matte finish – #400 Bright – #600 Bright – 6K Mirror – 8K Mirror – Hair Line
Delivery Condition Bright Annealed, Polished or Annealed and Pickled

Chemical And Mechanical Properties for Stainless Steel Flat Oval Pipes & Tubes

Technology Hot rolled and cold rolled ERW welded stainless steel tube
Certificate ASTM A554, A249, A269, A270, A312; BS EN10312:2002; MS1988; ISO9001:2008
Elements List Material 201 202 304 316 430 409
C 0.073 0.055 0.042 ≤0.08 ≤0.12 ≤0.08
Si 0.364 0.416 0.46 ≤1.00 ≤1.00 ≤1.00
Mn 9.282 7.483 1.03 ≤2.00 ≤1.00 ≤1.00
P 0.0329 0.0393 0.044 ≤0.045 ≤0.040 ≤0.045
S 0.0051 0.0032 0.004 ≤0.030 ≤0.030 ≤0.030
Cr 14.912 15.958 18.35 16-18 16-18 10.5-11.75
NI 1.246 4.079 8.03 10.0-14.0 ≤0.60
Mo 2.0-3.0
Cu 1.46 1.494
Mechanical Test Material Item 201 202 304 316  409l
Tensile Strength ≥535 ≥520 687 ≥520  ≥360
Yield Strength ≥245 ≥205 287 ≥205 ≥ 175
Extension ≥30% ≥30% 52.50% ≥35%  ≥25%
Hardness (HV) <253 <253 187 <200  <175

Quality Tests for Stainless Steel Flat Oval Pipes & Tubes

From the receipt of raw materials to the final inspection of the finished products – we do everything we can to ensure our customers receive only the very best quality. Of course, all tubes of a non-destructive and / or destructive testing may be subjected. We have the HP-0 approval by the TÜV and also meet many other quality requirements. Final Inspection:- IGC Test Dimensions Surface, Physical Testing, Grade Check, Product Analysis, Hardness Test, Bend Test, Chemical And Mechanical Analysis, Pitting Resistance Test, Intergranular Corrosion Test, Water Pressure, Crack Detector.

Heat Treatment (Annealing) for Stainless Steel Flat Oval Pipes & Tubes

304/304L is not hardenable by heat treatment. Cold working increases tensile strength and hardness. Annealing range is between 1850° and 2050°F. Cool rapidly. Water should be used for heavier sections; air for lighter sections. The stress relieving range is between 400° and 750°F

Surface Finishes for Stainless Steel Flat Oval Pipes & Tubes

Seamless, Welded, Brushed, Pickled, Solution Annealed and Pickled up to O.D. 219.1mm, Polished Grit 120 – 600, Mirror Polished. Other finishes available upon request.

Flattening Test for Stainless Steel Flat Oval Pipes & Tubes

For material heat treated in a continuous furnace flattening tests shall be made on a sufficient number of pipes to constitute 5 % of the lot, but in no case less than 2 lengths of pipe.

Markings for Stainless Steel Flat Oval Pipes & Tubes

Bright annealed tubing is line–stenciled with OD, wall, ASTM specifications, size, grade, heat number, production date and time. OD polished tube is marked on one end of each tube with a removable label stating ASTM specification, manufacturer, grade and heat number. Continuous line stencil available on request.

Different wall thickness, materials and surfaces (e.g. IIIc, K240, K400, K600) as well as lengths can be produced on inquiry.

Stainless Steel Flat Oval Tube Size Dimensions
Width Height Thickness
23mm x 12mm x 1.5mm
27mm x 14mm x 1.5mm
31mm x 15mm x 1.5mm
35mm x 10mm x 1.5mm
35mm x 21.5mm x 2mm
37mm x 22mm x 1.5mm
38mm x 11mm x 1.5mm
39mm x 19mm x 1.5mm
40.5mm x 20mm x 2.77mm
41mm x 15mm x 1.5mm
43mm x 28mm x 1.5mm
48mm x 21mm x 1.5mm
62mm x 31mm x 1.5mm
62mm x 31mm x 2mm
62mm x 31mm x 3mm
69mm x 29mm x 2mm
78mm x 39mm x 3mm
167mm x 66mm x 3mm


  • Mill test certificates will be issued according to EN 10204/3.1B
  • All tubes shall be supplied as per applicable ASTM A554 Specification.


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