Incoloy® 803 · UNS S35045
Alloy 803 Pipe & Fittings Supplier
Iron-Nickel-Chromium alloy engineered for the most demanding high-temperature furnace service. Stocked and custom-fabricated at our Houston service center for fast, certified delivery nationwide.
☎ 713-570-4900Why Alloy 803
ALLOY 803 PIPE, FITTINGS & FLANGES
Excellent resistance to high-temperature oxidation and carburization
High creep and stress-rupture strength for long furnace campaigns
Stable structure under prolonged thermal cycling
Nominally 32–38% nickel and 25–29% chromium with balance iron and controlled silicon, tuned for carburization resistance.
Where It’s Used
ALLOY 803 APPLICATIONS
Ethylene pyrolysis and cracking tubes
Steam-methane reformer tubing
Petrochemical furnace outlet piping
High-temperature process headers
Alloy 803 Pipe & Fittings — Where We Deliver
P.A. Inc. supplies Alloy 803 (UNS S35045) to industrial operators across the country. Select your area for local availability, applications, and delivery details:
- Anacortes, Washington
- Atlanta, Georgia
- Bakersfield, California
- Baltimore, Maryland
- Baton Rouge, Louisiana
- Beaumont, Texas
- Big Spring, Texas
- Billings, Montana
- Birmingham, Alabama
- Borger, Texas
- Buffalo, New York
- Canton, Ohio
- Casper, Wyoming
- Charleston, South Carolina
- Chattanooga, Tennessee
- Chicago, Illinois
- Cincinnati, Ohio
- Cleveland, Ohio
- Coffeyville, Kansas
- Convent, Louisiana
- Corpus Christi, Texas
- Delaware City, Delaware
- Denver, Colorado
- Detroit, Michigan
- El Dorado, Arkansas
- El Paso, Texas
- Ferndale, Washington
- Freeport, Texas
- Gary, Indiana
- Garyville, Louisiana
- Geismar, Louisiana
- Houston, Texas
- Indianapolis, Indiana
- Jacksonville, Florida
- Joliet, Illinois
- Kansas City, Kansas
- Lafayette, Louisiana
- Lake Charles, Louisiana
- Lima, Ohio
- Linden, New Jersey
- Long Beach, California
- Los Angeles, California
- Mandan, North Dakota
- Martinez, California
- McPherson, Kansas
- Midland, Texas
- Milwaukee, Wisconsin
- Minneapolis, Minnesota
- Mobile, Alabama
- New Orleans, Louisiana
- Newark, New Jersey
- Odessa, Texas
- Omaha, Nebraska
- Pascagoula, Mississippi
- Philadelphia, Pennsylvania
- Pittsburgh, Pennsylvania
- Ponca City, Oklahoma
- Port Arthur, Texas
- Portland, Oregon
- Richmond, California
- Robinson, Illinois
- Salt Lake City, Utah
- Savannah, Georgia
- Shreveport, Louisiana
- St. Louis, Missouri
- Sweeny, Texas
- Tacoma, Washington
- Tampa, Florida
- Texas City, Texas
- Toledo, Ohio
- Tulsa, Oklahoma
- Whiting, Indiana
- Wichita, Kansas
- Wood River, Illinois