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Set out on a path of unmatched strength and resilience with our Stainless Steel 309H Pipe Fittings, meticulously custom-built and featured on our product pages. Explore an extensive range of premium solutions designed to satisfy the rigorous requirements of varied industrial uses. Crafted with precision and know-how, our fittings deliver exceptional durability and corrosion resistance, complying strictly with industry standards. With an unwavering commitment to customer satisfaction, we provide customizable choices, competitive pricing, and swift delivery, guaranteeing your projects move forward smoothly. Whether for construction, manufacturing, or industrial ventures, our Stainless Steel 309H Pipe Fittings offer superior performance, heralding a new age of quality and innovation. Raise your projects with assurance, supported by our resolute pledge to excellence.
| Specifications | ASTM A403 / ASME SA403, ASTM A182 & ASME SA182 |
| Forged Fittings Standards | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Buttweld Fittings Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Buttweld Fittings Size | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Forged Fittings Size | 1/8” NB to 4” NB (Socketweld & Screwed-Threaded) |
| Buttweld Fittings Type | Seamless / Welded / Fabricated |
| Forged Fittings Type | Socketweld Fittings, Screwed-Threaded Fittings |
| Forged Fittings Class | 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS |
| Buttweld Fittings Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Buttweld Fittings Thickness | Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS |
| Grade | Tensile Strengtd ksi (min) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Brinell) max |
| 309 | 75 | 30 | 40 | 95 |
| 309H | 40 | 30 | 40 | 217 |
| Grade | C | Mn | Si | P | S | Cr | Ni | Fe | |
| SS 309 | 0.20 | 2 | 1 | 0.045 | 0.030 | 23 | 14 | 60 | |
| SS 309H | 0.04-0.10 | 2.0 | 0.75 | 0.045 | 0.03 | 22.0-24.0 | 15.0 | 58.0-63.0 | |
At Sumakhsteel, we are proud to be the largest supplier and manufacturer in the USA, delivering advanced solutions for every one of your piping requirements. With cutting-edge manufacturing facilities strategically situated across the USA, we hold an extensive stock of more than 25,000 tons of top-grade materials kept ready and available in inventory.
Reach out to us for a fast quote tailored to your needs.
We supply these Stainless Steel 309H Pipe Fittings in accordance with DIN, ISO, JIS or ANSI Standard.
Stainless Steel 309H Pipe Fittings have uses as varied as the sectors they cater to, led mainly by the aerospace, railway, construction and automotive sectors along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
High-Temperature Environments: Stainless steel 309H pipe fittings are widely employed in settings that are regularly subjected to elevated temperatures, including furnaces, heating equipment and heating applications
Chemical Uses: Well-suited for use in chemical facilities that demand resistance to acids, alkalis and other corrosive substances
Oil and Gas Industry: Stainless steel 309H fittings serve applications like piping systems, refineries and offshore platforms within the oil and gas sector, where both corrosion resistance and high temperatures are essential
Power generation: Within power plants, these materials are primarily applied in areas such as boilers, superheaters and heat exchangers, owing to their capacity to endure high temperatures and pressures
Aerospace and Aircraft: Stainless steel 309H materials find use in aircraft engines, exhaust systems, and additional components that call for high-temperature resistance and durability
Yes, Stainless steel 309H pipe fittings can be recycled. Stainless steel is extremely recyclable and keeps its characteristics even through many recycling cycles, which makes it an eco-friendly option. Recycling stainless steel cuts down on the demand for fresh raw materials and reduces landfill waste.
Stainless steel 309H pipe fittings are typically well-suited for hygienic and sanitary uses thanks to their resistance to corrosion and ability to withstand high temperatures. That said, particular certifications and surface finishes might be needed to guarantee conformity with rigorous hygiene requirements in sectors like food, pharmaceuticals, and biotechnology.
To install stainless steel 309H pipe fittings, clean and prep the pipe ends, apply sealant or tape to threaded fittings, and make sure everything is properly aligned. Tighten the connections with the right tools to the manufacturer’s specifications. Perform pressure testing to detect leaks and verify the system’s integrity before putting it into operation.
Stainless steel 309H pipe fittings are suitable for underground applications when the right precautions are taken. Make certain the fittings have sufficient protection from corrosion, whether by coating or through cathodic protection techniques. Take into account soil conditions and the likelihood of corrosion, and refer to industry guidelines to choose suitable installation practices for underground use.
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Mail: sales@sumakhsteel.com