Manufacturer,Stockist and Exporter of Stainless Steel 321 slip on Flanges

Manufacturer,Stockist and Exporter of Stainless Steel 321 slip on Flanges


Stainless Steel 321 slip on Flanges

Stainless Steel 321 Slip On Flanges are designed for high-temperature applications where excellent resistance to oxidation and corrosion is required. The addition of titanium in the 321 alloy provides enhanced resistance to intergranular corrosion, especially after welding, making it an ideal choice for environments that experience elevated temperatures. Stainless Steel 321 offers superior strength and stability at higher temperatures, making these flanges perfect for industries such as aerospace, chemical processing, power generation, and petrochemical applications. The Slip On design allows for easy installation and alignment with the pipe before being welded, providing a secure and leak-proof connection in piping systems that handle high-pressure and high-temperature fluids.


Repute Steel & Engineering Co. is a leading manufacturer, stockist, and exporter of Stainless Steel 321 Slip On Flanges, known for its commitment to producing high-quality products that meet both international and customer-specific standards. The company uses advanced manufacturing techniques and premium raw materials to produce flanges that offer excellent corrosion resistance, strength, and durability. With a focus on precision, Repute Steel & Engineering Co. ensures that each flange is crafted to withstand the most demanding conditions, ensuring the integrity and safety of the entire piping system.


As a global exporter, Repute Steel & Engineering Co. supplies Stainless Steel 321 Slip On Flanges to a wide range of industries across the world, including key markets in Oman, the USA, the United Arab Emirates (UAE), Saudi Arabia, and Qatar. The company maintains a comprehensive inventory of these flanges in various sizes, specifications, and pressure ratings, allowing them to fulfill diverse customer needs. Repute Steel & Engineering Co.’s efficient supply chain ensures that clients in these regions receive timely deliveries, meeting the demands of both standard and complex piping systems. Whether for large-scale industrial projects or more specialized applications, the company delivers high-performance products with competitive pricing.


Specification of Stainless Steel 321 slip on Flanges


Property Specification
Material Stainless Steel 321
Standard ASTM A182, ASME B16.5, ASME B16.47, DIN 2573, EN 1092-1
Grade 321 (also available in 321H for high temperature applications)
Chemical Composition Carbon (max) 0.08%, Chromium 17-19%, Nickel 9-12%, Titanium 5x(C - 0.08)%
Tensile Strength 505 MPa (73,000 psi)
Yield Strength 205 MPa (30,000 psi)
Elongation 40% minimum (in 8 inches)
Hardness Brinell Hardness Number (BHN): 201-241
Temperature Range -200°C to 900°C (-328°F to 1652°F)
Corrosion Resistance Good resistance to oxidation and corrosion in both atmospheric and chemically aggressive environments
Applications Used in high-temperature applications such as heat exchangers, reactors, etc.
Flange Types Available Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint
Pressure Rating As per ASME B16.5 and B16.47 standards (varies by size and pressure class)
Sizes ½” to 48” (DN15 to DN1200)
Finish Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Class Rating Class 150, 300, 600, 900, 1500, 2500
Manufacturing Process Forged, Machined, Hot/Cold Rolled, CNC machined

In addition to providing Stainless Steel 321 Slip On Flanges, Repute Steel & Engineering Co. offers a range of value-added services such as custom machining, surface treatments, and specific certifications. This ensures that customers receive precisely what they need for their particular applications, including customized solutions for specific design requirements. With years of experience in the industry, Repute Steel & Engineering Co. works closely with clients in Oman, the USA, UAE, Saudi Arabia, and Qatar, providing expert advice to ensure the correct flange is selected for each project, enhancing operational efficiency and safety.


Repute Steel & Engineering Co. has earned a strong reputation for its customer-centric approach, ensuring that every client receives not only high-quality products but also exceptional customer service. The company’s focus on on-time delivery, quality control, and competitive pricing has made it a trusted partner for industries in Oman, the USA, UAE, Saudi Arabia, and Qatar. Their dedicated team of professionals is always ready to assist customers, offering timely support and guidance. This commitment to excellence, reliability, and customer satisfaction has helped Repute Steel & Engineering Co. become a preferred supplier of Stainless Steel 321 Slip On Flanges and other piping products in these key international markets.


Chemical Composition of Stainless Steel 321 slip on Flanges


Element Percentage (%)
Chromium (Cr) 17.00 - 19.00
Nickel (Ni) 9.00 - 12.00
Titanium (Ti) 5 x C min. (0.60 - 1.00)
Carbon (C) ≤ 0.08
Manganese (Mn) ≤ 2.00
Silicon (Si) ≤ 1.00
Phosphorus (P) ≤ 0.045
Sulfur (S) ≤ 0.030
Iron (Fe) Balance

Mechanical Properties of Stainless Steel 321 slip on Flanges


Property Value
Tensile Strength 515 - 720 MPa (75,000 - 104,000 psi)
Yield Strength 205 MPa (30,000 psi)
Elongation ≥ 40% (in 50 mm / 2 inches)
Hardness (Rockwell B) 85 HRB
Modulus of Elasticity 193 GPa (28,000 ksi)
Poisson's Ratio 0.27 - 0.30
Shear Strength 290 MPa (42,000 psi)
Impact Strength 150 J (at -196°C)
Density 7.9 g/cm³
Melting Point 1375 - 1400°C (2500 - 2550°F)
Thermal Conductivity 16.2 W/m·K

Countries we have exported our products to

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Countries we have exported our products to

Turkey, Thailand, Bulgaria, Serbia, Mexico, Estonia, Trinidad & Tobago,Tunisia, New Zealand, Indonesia, Puerto Rico, Ireland, India, Morocco, Brazil, Lebanon, Hong Kong, Jordan, Ukraine, Switzerland, Czech Republic, Lithuania, Sri Lanka, Greece, Taiwan, Zimbabwe, Algeria, Romania, Mexico, Ghana, Italy, Philippines, Spain, United Kingdom, Finland, Azerbaijan, Japan, Macau, Israel, Saudi Arabia, Kenya, Bhutan, Poland, Poland, Costa Rica, Kuwait, Singapore, Pakistan, France, Colombia, Tibet, Bolivia, Portugal, Iraq, Australia, Kazakhstan, Nepal, Mongolia, Gambia, Malaysia, Chile, Germany, Slovakia, China, Bahrain, Denmark, Angola, Afghanistan, Peru, Austria, Ecuador, Gabon, Croatia, South Africa, Sweden, Chile, Hungary, United Arab Emirates, Argentina, Bangladesh, Oman, Egypt, United States, Belgium, Canada, Namibia, Norway, Qatar, Belarus, Netherlands,manufacturer stockist and exporter of Stainless Steel 321 slip on Flanges in Bengaluru,manufacturer stockist and exporter of Stainless Steel 321 slip on Flanges in Chennai,manufacturer stockist and exporter of Stainless Steel 321 slip on Flanges in Hyderabad,manufacturer stockist and exporter of Stainless Steel 321 slip on Flanges in Gujarat,manufacturer stockist and exporter of Stainless Steel 321 slip on Flanges in Pune

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