Welcome to SA179 Tubes, your trusted source for a wide range of stainless steel products. We are leading supplier of top-grade SS 446 Tubes. 

Our SS 446 Tubes, also known as UNS S44600, are a non-hardenable, high chromium stainless steel renowned for its exceptional corrosion resistance. They excel in resisting corrosion abrasion, scaling, atmospheric sulfurization, and oxidation. Bhawal Steel Agency proudly offers SS 446, also recognized as WNR 1.4762 / 3, at competitive market prices.

Key Features:

  • High-Temperature Tolerance: SS 446 Tubes are engineered to perform reliably in temperatures ranging from 1500°F to 2100°F.
  • Versatile Applications: Our SS 446 Tubes find extensive use in a variety of industries, including oil burners, turbine parts, heat exchangers, glass molds, and stationary soot blowers in steam boilers.

Stainless Steel 446 Tubes are a testament to innovation and engineering excellence. As a ferritic, heat, and corrosion-resistant material, they offer unbeatable performance, especially in environments where high-temperature oxidation is a challenge.

Stainless Steel 446 Tubes are renowned for their exceptional resistance to oxidation at elevated temperatures. This unique property makes them a preferred choice for applications that demand uncompromising durability.

Stainless Steel 446 Tubes are the backbone of many industrial processes. They are widely used in the automotive industry, thanks to their excellent formability properties, enabling the fabrication of intricate components like headers, manifolds, and exhaust systems.

In the realm of heat transfer, Stainless Steel 446 Tubes shine. Their resistance to corrosion and scaling at high temperatures makes them indispensable in heat exchangers, condensers, and other heat transfer components. They guarantee efficient heat exchange and longevity.

For those seeking the pinnacle of performance in high-temperature environments, Stainless Steel 446 Tubes are the answer. Their versatility and resilience extend across various industries, offering unmatched value and reliability. Reach out to us to discover how these tubes can elevate your projects.

446 Stainless Steel Tubes Specification

Alloy 446 Specification Stainless Steel 446, Stainless Steel UNS S44600
SS 446 Pipe 446 Stainless Steel Pipe
WERKSTOFF NR. 1.4762 / 1.4763 SS 446 Seamless Pipe Size 4 to 219mm W. T.: 0.5 to 20mm
Stainless Steel 446 Welded Pipe Size 5.0 mm – 1219.2 mm
SS 446 EFW Pipe size 5.0 mm – 1219.2 mm
446 Stainless Steel Pipe Swg & Bwg 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
A269 stainless steel Pipe Schedule SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
SS 446 Swg & Bwg 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
446 Stainless Steel Tube wall thickness 0.020″ –0.220″, (special wall thicknesses available)
WERKSTOFF NR. 1.4762 / 1.4763 Length Single Random, Double Random, Standard & Cut length Pipe & Tube
SS UNS S44600 Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
ASTM A312 TP 446 Stainless Steel Form Round, Hydraulic, ‘U’ bent or Hollow,LSAW, Boiler, Straight Pipe, Clad Pipe, Rectangular, Square Pipe Etc
Stainless Steel 446 Type Welded, Seamless, ERW, EFW, Fabricated Pipe, ‘U’ bent or Hollow, Hydraulic, LSAW, Boiler, Straight Tube, Tube Coil, Round, Rectangular, Square Tube etc
WERKSTOFF NR. 1.4762 / 1.4763 End Plain End, Beveled End, Treaded Pipe
WERKSTOFF NR. 1.4762 / 1.4763 SS 446 Marking All 446 Stainless Steel Pipe are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
UNS S44600 Application Oil Pipe & Tube, Gas Pipe & Tube, Fluid Pipe & Tube, Boiler Pipe & Tube, Heat exchanger Tube
Stainless Steel UNS S44600 Value Added Service Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
446 Steel Specialize in
  • ASTM A312 Stainless Steel Large Diameter Pipe
  • Alloy 446 Capillary Tube
  • ASTM A 312 SS 446 Heat Exchanger &
  • ASTM A 358 SS 446 Condenser Tube
ASTM A 312 SS 446 Test Certificate Manufacturer Test Certificate Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection
Manufacturers of 446 Stainless Steel Pipe
  • Kobe Special Tube, Japan
  • Sumitomo Metals, Japan
  • Nippon Steel Corporation, Japan
  • Sanyo Special Steel, Japan
  • Tubacex Tubos Inoxidables S.A., Spain
  • Schoeller Bleckmann, Austria
  • Seah Steel Corporation, Korea
We can also cut, thread, and groove 446 Stainless Steel Pipe to meet your specifications. Pipe Dimension ANSI/ ASME B36.10, B36.19, B2.1

SS 446 Tube & Pipe Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
446 min. 23.0 0.10
max. 0.2 1.5 0.75 0.040 0.030 30.0 0.50 0.25

SS 446 Tube & Pipe Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
446 485 275 20 92 201

Stainless Steel 446 Tubes & Pipes Equivalent Grade

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
446 S44600 1.4762 / 1.4763

Stainless Steel 446 Tube Physical Properties

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Specific Heat 0-1000C (J/kg.K) Electrical Resistivity (n.m)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
446 7500 200 9.9 11.4 11.6 24.9 28.7 460 570

Applications: Our SS 446 Tubes are suitable for various applications, including

  • Pipes and tubes
  • Oil pipes and tubes
  • Boiler pipes and tubes
  • Heat exchanger components
  • Fluid pipes and tubes

Supply and Exporter of Stainless Steel 446 Tubes & Pipes in Cities like

Pimpri-Chinchwad, Chandigarh, Kuwait City, Ulsan, Ankara, Geoje-si, Hanoi, Noida, Secunderabad, Sharjah, Los Angeles, Ahmedabad, Caracas, Al Khobar, Mexico City, Jaipur, New York, Tehran, Gimhae-si, Muscat, Jakarta, Montreal, Perth, Chiyoda, Madrid, Pune, Baroda, Nagpur, Ludhiana, Surat, Melbourne, Lagos, Bengaluru, Kuala Lumpur, Algiers, Ernakulam, Haryana, Courbevoie, London, Dammam, Brisbane, Thane, Aberdeen, Hong Kong, Doha, Houston, Ahvaz, Bogota, Bangalore, Cochin, Anand, Nadiad, ankleshwar, Bharuch, vapi, Valsad, Medak, Godavari, Mumbai, Dallas, Santiago, Bangkok, New Delhi, Ranchi, Hyderabad, Lahore, Indore, Jeddah, Singapore, Kanpur, Moscow, Coimbatore, Seoul, Navi Mumbai, Granada, Chennai, Sydney, Istanbul, Colombo, Faridabad, Dubai, Howrah, Toronto, Rajkot, Karachi, Milan, Bhopal, Nashik, Cairo, Riyadh, Edmonton, Rio de Janeiro, Kolkata, La Victoria, Vung Tau, Gurgaon, Ho Chi Minh City, Thiruvananthapuram, Visakhapatnam, Petaling Jaya, Atyrau, Vadodara, Jamshedpur, Abu Dhabi, Al Jubail, Manama, Busan, Calgary, Port-of-Spain.

Supply and Exporter of Stainless Steel 446 Tubes & Pipes in Countries like

Taiwan, Mexico, Iran, Namibia, Afghanistan, Netherlands, Nepal, Ireland, Libya, Morocco, Iran, Switzerland, Finland, Slovakia, Pakistan, Australia, Serbia, Angola, China, Philippines, Czech Republic, Belgium, Estonia, Costa Rica, Croatia, Sweden, Venezuela, Colombia, India, Belarus, Jordan, Azerbaijan, Mongolia, Vietnam, Ghana, Iraq, Algeria, Puerto Rico, New Zealand, Singapore, Indonesia, Ukraine, Israel, Mexico, Hong Kong, Bhutan, Germany, Brazil, Plan, Yemen, Malasiya, USA, Cambodia, Laos, Uganda, Tanzania, Sudan, Democratic Republic of Congo, zambia, Ethiopia, Brunei, Madagascar, Niger, Mali, Bangladesh, Bolivia, United States, Ecuador, Lebanon, Italy, South Korea, Denmark, Norway, Sri Lanka, Zimbabwe, Japan, Yemen, Oman, Portugal, Lithuania, Canada, Macau, Bahrain, Austria, Bulgaria, Spain, Kenya, United Kingdom, United Arab Emirates, Kazakhstan, Egypt, Saudi Arabia, Gambia, Argentina, Romania, Tibet, France, Chile, Gabon, South Africa, Trinidad & Tobago,Tunisia, Turkey, Nigeria, Peru, Russia, Chile, Nigeria, Hungary, Qatar, Greece, Malaysia, Kuwait, Poland, Thailand, Poland.