Stainless steel 316 is a versatile grade widely used in various industries for its excellent corrosion resistance, high strength, and durability. When it comes to constructing pipelines or other fluid handling systems, choosing the right fittings is crucial for ensuring optimal performance and longevity. Stainless steel 316 pipe fittings are specifically designed to meet the demanding requirements of corrosive environments and high-pressure applications. This article explores the key features and benefits of stainless steel 316/316L/316H pipe fittings.
Table Of Content
Stainless steel 316 pipe fittings are available in three main variations: 316, 316L, and 316H. Each variation offers unique properties suited for different applications:
Stainless Steel 316 Pipe Fittings: This is the standard molybdenum-bearing grade, offering excellent corrosion resistance and high strength at elevated temperatures. It is suitable for a wide range of applications in industries such as chemical processing, pharmaceuticals, food processing, and marine environments.
Stainless Steel 316L Buttweld Pipe Fittings: The "L" in 316L stands for "Low Carbon," indicating a lower carbon content compared to standard 316. This results in improved weldability and enhanced resistance to sensitization, making it ideal for welding applications where post-weld annealing may not be possible or practical. 316L is commonly used in industries where corrosion resistance is critical, such as the pharmaceutical and food processing industries.
Stainless Steel 316H Pipe Fittings: The "H" in 316H stands for "High Carbon," indicating a higher carbon content compared to standard 316. This grade offers higher tensile and creep strength at elevated temperatures, making it suitable for high-temperature applications such as heat exchangers, boiler components, and pressure vessels.
Key Benefits of Stainless Steel 316 Pipe Fittings
Corrosion Resistance: Stainless steel 316 exhibits excellent corrosion resistance in a wide range of corrosive environments, including those containing chlorides and acids. This resistance is due to the alloy's chromium and molybdenum content, which forms a passive oxide layer on the surface, protecting the material from corrosion.
Strength and Durability: Stainless steel 316 pipe fittings have high tensile strength and excellent durability, making them suitable for use in demanding applications where reliability is paramount. They can withstand high-pressure environments without experiencing deformation or failure, ensuring long-term performance and safety.
Weldability: Stainless steel 316L Buttweld Pipe Fittings, in particular, offer improved weldability compared to standard 316, thanks to its lower carbon content. This allows for easier welding and reduces the risk of sensitization and subsequent corrosion in welded areas.
Hygienic Properties: Stainless steel 316 pipe fittings are easy to clean and maintain, making them ideal for applications where hygiene is essential, such as in the food, beverage, and pharmaceutical industries. The smooth surface finish of stainless steel prevents bacterial growth and contamination, ensuring product purity and safety.
Tricon Steel and Alloys is a notable manufacturer and supplier of premium Stainless Steel 316 / 316L / 316H Pipe Fittings in Mumbai, India. Our commitment to quality craftsmanship and precision engineering sets us apart in the industry. We take pride in delivering durable and corrosion-resistant pipe fittings that meet the highest standards. With a focus on customer satisfaction, Tricon Steel and Alloys ensures timely delivery and competitive prices. Choose us for a seamless experience, as we provide top-notch solutions to meet your Stainless Steel 316 pipe fitting needs. Trust Tricon for reliability, innovation, and excellence in every product.
Specifications | ASTM A403 / ASME SA403 |
Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 |
Size | Seamless Butt Weld Fittings: 1/2" - 10" Welded Butt Weld Fittings: 1/2" - 48" |
Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75 |
Size Range | ½" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) ASTM A403 Stainless Steel Buttweld Fitting |
Type | DN15-DN1200 |
Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom MSS Sp-43 Stainless Steel Pipe Fitting |
Elbows | Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D,
2.5D, 3D, 4D, 5D, 6D, 7D-40D. Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO |
Connection | Welding |
Manufacturing process | Forge, Cast, Push, Press, etc. |
Key markets and industries |
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Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
Specialized manufacturer of | 90 Deg Elbows, 45 Deg Elbows, Tees, Crosses, Reducers, Pipe Cap, Stub End, Pipe Bend |
Hot forming or Extrusion Method
By forcing a heated billet through a molded die's opening, forged parts are produced by the process of hot extrusion. This article discusses lubricated versus non-lubricated hot extrusion.
Hydraulic Bulge method – Cold forming
Internal pressure and axial feeding are used in hydroforming tube to create the perfect sort of tube. The operation's results can be predicted using the finite-element method.
Deep Drawing Method for caps
Some of the most widely used techniques for creating caps involve cutting the plate into a circle and shaping it with a deep draw. The process of deep drawing sheet metal storage, also known as blanks, creates a circular or irregular shape that is longer than half of its diameter.
Flare Method for Stub ends
The flaring procedure is used to create lap joint flanges and stub ends. A flare or flange face with a cutout called the flow end. Welding is frequently used to generate stub ends after the forge block has been machined to the desired size.
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
SS 316 | 1.4401 / 1.4436 | S31600 | SUS 316 | 316S31 / 316S33 | - | Z7CND17‐11‐02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
SS 316H | 1.4404 | S31609 | SUS 316H | - | - | - | - |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 316 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 11.00 - 14.00 | 67.845 min |
SS 316L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 10.00 - 14.00 | 68.89 min |
SS 316H | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 10.00 - 14.00 | 68.89 min |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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