Ed Stainless is a top-notch manufacturer and supplier located in Houston, Texas, focusing on high-quality Stainless Steel 348H tubing. Known for their exceptional products and outstanding customer service, Ed Stainless serves a variety of industrial sectors across the USA. With cutting-edge manufacturing facilities and rigorous quality control processes, the company guarantees durable and dependable stainless steel tubing designed to meet the toughest applications. By blending advanced technology with expert craftsmanship, Ed Stainless delivers tubing that can handle extreme environments, making them a reliable partner for businesses in need of superior stainless steel solutions in Texas and beyond.
The Stainless Steel 348H tubing from Ed Stainless is mainly made up of iron, chromium (17-19%), nickel (8-10%), and is stabilized with niobium to boost its performance at high temperatures. This austenitic alloy shows remarkable resistance to oxidation and carburization, making it perfect for challenging environments. In terms of mechanics, 348H tubing boasts impressive tensile strength, good creep resistance, and toughness even at elevated temperatures, with a yield strength of about 30 ksi and an ultimate tensile strength of around 75 ksi. Its stable microstructure ensures long-lasting durability and reliability in high-temperature applications.
| Sizes: | 1/8″ to 24″ |
| ASTM A312 Steel grades: | TP304/304L/304H |
| ASTM A312 Schedules: | STD, XS, XXS, SCH5S, SCH10/10S, SCH20, SCH30, SCH40/40S, SCH60, SCH80/80S, SCH100, SCH120, SCH140, SCH160 |
| Standards: | ASTM A312, ASME SA312 |
| Lengths: | SRL and DRL 5meters up to 11meters available from Stock or Production. |
| Ends: | Plain/Bevelled |
| AISI 348H Chemical Properties | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni | Cb | Co | Ta |
| 0.08 Max | 2.00 Max | 0.045 Max | 0.030 Max | 1.00 Max | 17.0-20.0 | 9.0-13.0 | 1.10 Max | 0.20 Max | 0.10 Max |
| Yeild strength | Tensile strength | Elongation | Reduction |
| Min 0.2% Mpa | Min Mpa | Min % | Min % |
| 205 | 515 | 30 | 50 |
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We maintains the maximum quality levels by conducting a serious testing and testing certification process to ensure Stainless Steel 348H Tubing quality. Each of the products, before they reach the customers’ doorstep, will undergo proper tests including dimensional verification, chemical analysis, and some mechanical testing procedures. The respective company issues an MTR ensuring the material conformity to international norms and specifications.
This tubing is seamless, available in various sizes with precise dimensions. It offers excellent corrosion resistance suitable for high-temperature applications.
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Ed Stainless’s Stainless Steel 348H tubing is widely utilized in power plants, aerospace, petrochemical, and nuclear industries thanks to its exceptional high-temperature resistance and corrosion protection. It’s often found in boiler tubes, heat exchangers, and superheaters where exposure to extreme heat and pressure is a regular occurrence. The tubing’s excellent creep strength and oxidation resistance make it essential for components that operate under severe thermal conditions. Plus, its resilience against stress corrosion cracking makes it ideal for chemical processing and refinery applications, providing long-lasting performance and safety in demanding industrial settings throughout Texas and the USA.







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