Home > Forged Fittings > Stainless Steel 347/347H Forged Fittings
Mitchell Stainless stands out as a top-notch manufacturer and supplier of high-quality Stainless Steel 347/347H Forged Fittings right in Hamilton, New Zealand. They cater to a variety of industrial sectors with a reputation for reliability and precision. With a strong focus on engineering excellence, the company provides forged fittings that adhere to global manufacturing standards, ensuring they perform well even in the toughest conditions. Thanks to their advanced production capabilities, rigorous quality control, and a customer-centric approach, Mitchell Stainless offers products that can handle high temperatures, corrosive environments, and mechanical stress. Their Stainless Steel 347/347H Forged Fittings are trusted for their durability, strength, and consistent performance across critical applications both in New Zealand and beyond.
Stainless Steel 347/347H Forged Fittings are crafted with chromium, nickel, and niobium, which enhance stabilization against carbide precipitation and provide excellent resistance to intergranular corrosion. The Grade 347H variant features a higher carbon content, boosting its high-temperature strength and creep resistance. These fittings showcase remarkable tensile strength, good yield strength, and impressive hardness, making them perfect for high-temperature environments. Their mechanical properties guarantee durability, thermal stability, and oxidation resistance. Coupled with strong corrosion resistance and solid structural integrity, SS 347/347H forged fittings excel in pressure systems, thermal processing units, and other high-stress industrial applications.
Stainless Steel Forged Fittings Specification : ASTM A182 / ASME SA182
Dimension Standard : ASME B16.11, MSS-SP-79, MSS-SP-83, MSS-SP-95, MSS-SP-97, BS3799
Size : 1/8″ NB to 4″ NB
Type : Socketweld Fittings, Screwed-Threaded Fittings (NPT or PT Type)
Rating Pressure : Threaded End – 2000 /3000/ 6000 LBS. Socket-weld End – 3000 / 6000/ 9000 LBS.
| C | Cr | Mn | Ni | P | S | Si | Cb/Ta | |
|---|---|---|---|---|---|---|---|---|
| 347 | 0.08 max | min: 17.0 max: 20.0 | 2.0 max | min: 9.0 max: 13.0 | 0.04 max | 0.30 max | 0.75 max | min:10x C max: 1.0 |
| 347H | min: 0.04 max: 0.10 | min: 17.0 max: 20.0 | 2.0 max | min: 9.0 max: 13.0 | 0.03 max | 0.30 max | 0.75 max | min:10x C max: 1.0 |
| Grade | Tensile Strength ksi (MPa) min | Yield Strength 0.2% ksi offset ksi (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 347/347H | 75 (515) | 30 (205) | 40 | 201 | 95 |
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At Mitchell Stainless, all stainless steel 347/347H forged fittings are rigorously tested to ensure unmatched quality and performance. Each product is certified to international standards, including ISO, ASTM and ASME. Comprehensive testing such as fluid stability, ultrasonic and mechanical analysis provides reliability, stability and compliance for various industrial applications.
Highly resistant to intergranular corrosion, these fittings are designed for high-pressure applications. They provide a secure, leak-proof connection in sizes from 1/4″ to 4″ and various pressure ratings.
Offering exceptional resistance to oxidation and high-temperature environments, these fittings are available in sizes from 1/8″ to 4″ NPT. They are ideal for applications where high strength and durability are required.
Resistant to both corrosion and high temperatures, this elbow allows for smooth changes in pipe direction at a 45-degree angle. Sizes range from 1/2″ to 4″, accommodating various pipe dimensions.
With excellent resistance to corrosion and high temperatures, this tee connects three sections of pipe, allowing for changes in direction. Available in sizes from 1/4″ to 4″ NPT.
Featuring strong corrosion resistance and suitability for high-temperature use, this coupling connects a pipe to a threaded fitting. Common sizes include 1/4″ to 2″ NPT.
Known for its durability and resistance to corrosive environments, this cross-fitting enables four-way connections between pipes. Available in sizes from 1/2″ to 2″, it ensures robust and reliable performance.
Stainless Steel 347/347H Forged Fittings find their place in industries where high-temperature strength and corrosion resistance are crucial. They are particularly well-suited for chemical processing, petroleum refining, power generation, and heat exchanger systems. Their exceptional resistance to intergranular corrosion makes them ideal for applications that involve continuous heating and cooling cycles. These fittings are also commonly used in various other high-stress environments, ensuring reliability and performance when it matters most.
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