Stainless Steel 304/304L Flat / Patta / Patti / Flat Bar Manufacturer, Supplier, Stockist

Stainless Steel 304 Flat Bar, SS 304L Industrial Bars, UNS S30400 Bars, Stainless Steel 304L Bar, 1.4301, Stainless Steel 304 Bars Manufacturer in Mumbai, India.

Sumer Metal Industries is one of the leading manufacturer of stainless steel 304/304L flat bars and angles. The company sources high-quality raw materials and ensures that its products meet the highest standards set by the industry. Flat bars and angles made of stainless steel type 304/304L are renowned for their excellent tensile strength, corrosion resistance, and dimensional correctness. They are completely customer-focused and make every attempt to develop and offer the high-quality of the item by taking into account all industrial setup norms. To fulfill the rising demand for Stainless Steel 304/304L Flat Bars & Angles both internationally and in India, we offer Stainless Steel 304/304L Flat Bars that are supplied with the most recent technologies.

304/304L SS Flat Bar Stainless steel is the underlying metal of modified high-end products. Stainless steel has gained worldwide acceptance as a material of choice thanks to research and development. It is better utilised in countless industrial applications. There are numerous product lines that come in a particular grade. Flat bars made of 304/304L stainless steel are a complex and integrated product. The advantages of flat bars include their strength, tensile capacity, and corrosion resistance.

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Stainless Steel 304/304L Flat Bars & Angle Specifications, Sizes, Grades

SS 304 / 304L Bar Standard ASTM A276, ASTM A479, AMS 5513, AMS 5511, AMS 5647
Stainless Steel 304 Bar Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
SS 304 / 304L Flat bar size Thickness: 2 -100mm
Width: 10 to 500mm
Stainless Steel 304 / 304L Square bar size 4 to 100mm
SS 304 / 304L Angle bar size 3mm*20mm*20mm~12mm*100mm*100mm
SS 304 / 304L Rectangular Bars Section 3.0 to 12.0mm thickness
Stainless Steel 304 / 304L Channel Bar 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness
ASTM A276 Type 304 / 304L Hollow Bar 32mm OD x 16mm ID to 250mm OD x 200mm ID)
SS 304 / 304L Threaded Bar Billet Size 1/2 to 495mm Diameter
Stainless Steel 304 / 304L Rectangular Size 33 x 30mm to 295 x 1066mm
304 / 304L SS Hex Bars Finish Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black
ASTM A276 Type 304 / 304L Hollow Bar Tolerance H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
SUS 304 / 304L T-Bar Surface Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline

Stainless Steel Flat Bars at Best Price:-


Processing Of Stainless Steel 304 / 304L Bars

Round bar Cutting Products cut include Round bars, Flat bars, Hex bars, Square bars, Tubing and Hollow bars, Pipe, Angles, channels, Beams and Tees. Thickness range is 1/16″ to 28″ diameter
Round bar Production Cutting We can provide production cutting for product diameters up to 4″. We utilize Amanda Production Equipment to achieve these precision cuts with tight tolerances.
Round bar Polishing Products polished included all tubular products, with OD & ID polishing available, Round bars, Square bars, Hex & Flat bars, Angles, Uneven Leg Angles, beams, and other shapes.

Equivalent Grades Stainless Steel 304 / 304L Bars

SS 304 1.4301 S30400 SUS 304 304S31 08Х18Н10 Z7CN18‐09 X5CrNi18-10
SS 304L 1.4306 / 1.4307 S30403 SUS 304L 3304S11 03Х18Н11 Z3CN18‐10 X2CrNi18-9 / X2CrNi19-11

Chemical Composition of Stainless Steel 304 / 304L Flat Bar

Grade C Mn Si P S Cr Ni
SS 304 0.08 max 2 max 1.00 max 0.045 max 0.030 max 18 – 20 8 – 11
SS 304L 0.030 max 2.0 max 1.0 max 0.045 max 0.030 max 18 – 20 8 – 12

Mechanical Properties of Stainless Steel A276 304 / 304L Bars

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
304 / 304L 8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

304 Austenitic Stainless Steel Bar, Stainless Steel 304S31 Bars, Stainless Steel 304L Flat Bar, UNS S30403 Rods, X5CrNi18-10 Stainless Steel Bars, Largest Stockholder of Stainless Steel 304 Flat Bars in India, Ready Stock of X2CrNi18-9 Stainless Steel Bar, Stainless Steel 304 Flat Bar, Competitive Price of Stainless Steel 304L Square Bar

A240/SUS 302 stainless steel and grade 304/304L stainless steel are both types of Cr-Ni-Mn stainless. At low temperatures, grade 304/304L has outstanding strength. It is one of the most often used hardening materials and has good strength, hardness, and corrosion resistance. Stainless Steel 304/304L Flat Bars & Angles is the most affordable product that can be used for a variety of purposes and is employed in various manufacturing, engineering, and other industries.

Flat rectangular section with square edges that come in various diameters is known as Stainless Steel 304/304L Flat/Patta/Patti/Flat Bar. Due to the improved strength and formability of the alloy, its adaptability makes it particularly ideal for a variety of industrial industries. Stainless Steel 304/304L is a 200 series austenitic steel variety with a greater manganese content. After a significant amount of cold working operations, it acquires a totally magnetic nature even at lower temperatures because to the greater nitrogen and manganese concentration. ASTM A240 Stainless Steel 304/304L Flat Bars is intended for usage in liquid hydrogen and even liquid nitrogen cold settings.

Application Industry

  • Oil and Gas Pipeline
  • Chemical Industry
  • General Purpose Applications
  • Fabrication Industry
  • Food Processing Industry
  • Pharmaceutical Equipment

Material Testing

  • Hardness Test
  • Flattening Test
  • Micro and MacroTest
  • Pitting Resistance Test
  • Flaring Test
  • Intergranular Corrosion (IGC) Test


  • Fumigation Certificates
  • Raw Material Test Reports
  • Material Traceability Records
  • Heat Treatment Charts
  • Guarantee Letter
  • Commercial Invoice which includes HS Code

Manufacturer of Stainless Steel 304/304L Flat Bars in India

Mumbai, Delhi, Kolkata, Chennai, Bengaluru, Hyderabad, Ahmadabad, Pune, Surat, Jaipur, Kanpur, Lucknow, Nagpur, Ghaziabad, Indore, Coimbatore, Kochi, Patna, Kozhikode, Thrissur, Vadodara, Agra, Malappuram, Thiruvananthapuram, Kannur, Ludhiana, Nashik, Noida, Madrid, Sharjah, Moscow, Hong Kong, Lagos, Montreal, Bogota, Los Angeles, New Delhi, Jeddah, Chennai, Kanpur, Edmonton, Istanbul, Bhopal, Calgary, Ulsan, Rio de Janeiro, Colombo, Cairo, Ludhiana, Indore, Thane, Dubai, Seoul, Santiago, Kuwait City, Dammam, Tehran, Busan, Rajkot, Nagpur, La Victoria, Bangkok, Granada, Lahore, Manama

Manufacturer and Exporter of Stainless Steel 304/304L Flat Bars

South Korea, South Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, United Kingdom, Russia, Iran, Vietnam, Jordan, Yemen, South Africa, Singapore, Sri Lanka, Thailand, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Singapore

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