Tim Fittings is a leading manufacturer and dealer based in Wellington, New Zealand, specializing in high quality stainless steel. With a reputation for quality, the company offers a wide range of fittings, including stainless steel 316H Buttweld Fittings, designed for demanding industrial applications Known for durability, corrosion resistance and precision engineering these products provide optimal performance in high-temperature environments. Tim Fittings serves a variety of industries, ensuring reliability and high quality for every product.
| Specifications | ASTM A403 / ASME SA403 |
| Size | Seamless Butt Weld Fittings: 1/2″ – 24″, Welded Butt Weld Fittings: 1/2″ – 48″ |
| Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Thickness | 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS available with NACE MR 01-75 |
| Type | Seamless / Welded / Fabricated |
Tim Fittings stands out as a top manufacturer and supplier of Stainless Steel 316H Buttweld Fittings right here in Wellington, New Zealand. We’ve built a reputation for providing high-quality, precision-engineered pipe fittings that cater to the rigorous demands of various industrial applications. With a keen emphasis on durability, performance, and customer satisfaction, we offer a wide range of 316H stainless steel buttweld fittings that are designed to endure extreme temperatures and harsh environments. Our products serve a variety of industries, including petrochemical, power generation, and marine, and we’re dedicated to delivering reliable and efficient piping solutions across New Zealand and beyond.
| Grade | 316/316H/316L | |
|---|---|---|
| min | max | |
| C | – | 0.035 |
| Mn | – | 2.0 |
| Si | – | 0.75 |
| P | – | 0.045 |
| S | – | 0.030 |
| Cr | 16.0 | 18.0 |
| Mo | 2.0 | 3.0 |
| Ni | 10.0 | 14.0 |
| N | – | – |
The Stainless Steel 316H Buttweld Fittings from Tim Fittings are made from high-carbon austenitic stainless steel, which boosts their strength at elevated temperatures. Typically, the chemical makeup includes 16–18% chromium, 10–14% nickel, 2–3% molybdenum, and a higher carbon content of 0.04–0.10%, enhancing their resistance to high-temperature creep. On the mechanical side, 316H boasts a minimum tensile strength of 515 MPa and a yield strength of 205 MPa, along with impressive elongation and hardness properties. These features make it a perfect fit for high-pressure, high-temperature applications in critical piping systems.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 304L Buttweld Fittings from Tim Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Tim Fittings’ Stainless Steel 316H Buttweld Fittings are widely utilized in industries that demand exceptional performance under high temperatures and corrosive conditions. You’ll find them in applications like heat exchangers, boilers, superheaters, pressure vessels, and refinery systems. Thanks to its outstanding resistance to oxidation and high tensile strength, 316H is particularly well-suited for chemical processing, power generation, oil and gas exploration, and marine environments. These buttweld fittings guarantee secure, leak-proof connections in pipeline systems, making them a trustworthy choice for transporting corrosive fluids and gases in both commercial and industrial settings throughout Wellington and New Zealand.
| Nominal Pipe Size (inches) | Outside Diameter | 45°Elbows | 90° Elbows | 180° Returns | ||||
|---|---|---|---|---|---|---|---|---|
| Long Radius | Long Radius | Short Radius | Long Radius | |||||
| (mm) | (inches) | Center to Face (inches) | Radius (inches) | Center to Face (inches) | Center to Face (inches) | Center to Center (inches) | Back to face (inches) | |
| 1 | 33.4 | 1.315 | 7/8 | 1 1/2 | 1 | 3 | 2 3/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 | 1 7/8 | 1 1/4 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 1 1/8 | 3 | 2 1/4 | 1 1/2 | 4 1/2 | 3 1/4 |
| 1/2 | 21.3 | 0.840 | 5/8 | 1 1/2 | – | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 7/16 | 1 1/8 | – | 2 1/4 | 1 11/16 | |
| 2 | 60.3 | 2.375 | 1 3/8 | 4 | 3 | 2 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 1 3/4 | 5 | 3 3/4 | 2 1/2 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 2 | 6 | 4 1/2 | 3 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 2 1/4 | 7 | 5 1/4 | 3 1/2 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 2 1/2 | 8 | 6 | 4 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 3 1/8 | 10 | 7 1/2 | 5 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 3 3/4 | 12 | 9 | 6 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 5 | 12 | 12 | 8 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 6 1/4 | 15 | 15 | 10 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 7 1/2 | 18 | 18 | 12 | 36 | 24 3/8 |
Yes, custom sizes for Stainless Steel 304L Buttweld Fittings are available at Tim Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@timfittings.co.nz.
Stainless steel 316H Buttweld Fittings Widely used in hot and corrosion environments due to excellent resistance to heat, oxidation and corrosion Typical applications include chemical processing, petrochemical industry, power plant, food and the beverage industry, and the marine environment. They are ideal for use in pipes, pressure vessels and heat exchangers. Their high carbon content provides high efficiency at elevated temperatures, making them suitable for applications requiring constantly high temperatures such as furnace components, industrial boilers and gas turbines.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.
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