Carpenter 20® (Alloy 20) · UNS N08020
Alloy 20 Pipe & Fittings Supplier
Nickel-Iron-Chromium alloy developed specifically for outstanding resistance to sulfuric acid. Stocked and custom-fabricated at our Houston service center for fast, certified delivery nationwide.
☎ 713-570-4900Why Alloy 20
ALLOY 20 PIPE, FITTINGS & FLANGES
Exceptional resistance to hot sulfuric acid across a wide concentration range
Resistance to pitting, crevice corrosion and chloride stress-corrosion cracking
Niobium stabilization for resistance to intergranular attack after welding
Nominally 32–38% nickel, 19–21% chromium, 2–3% molybdenum and 3–4% copper, stabilized with niobium against intergranular corrosion.
Where It’s Used
ALLOY 20 APPLICATIONS
Sulfuric acid production and handling
Pharmaceutical and plastics processing
Pickling tanks and acid mixing equipment
Food, dye and synthetic-material production
Alloy 20 Pipe & Fittings — Where We Deliver
P.A. Inc. supplies Alloy 20 (UNS N08020) to industrial operators across the country. Select your area for local availability, applications, and delivery details:
- Akron, Ohio
- Alice, Texas
- Altoona, Iowa
- Anacortes, Washington
- Andrews, Texas
- Ardmore, Oklahoma
- Artesia, New Mexico
- Ashburn, Virginia
- Ashland, Kentucky
- Athens, Alabama
- Atlanta, Georgia
- Augusta, Georgia
- Aurora, Illinois
- Avila Beach, California
- Bakersfield, California
- Baltimore, Maryland
- Bath, Maine
- Baton Rouge, Louisiana
- Baxley, Georgia
- Bay City, Michigan
- Bay City, Texas
- Baytown, Texas
- Beaumont, Texas
- Beeville, Texas
- Benicia, California
- Berwick, Pennsylvania
- Big Spring, Texas
- Billings, Montana
- Birmingham, Alabama
- Blaine, Washington
- Borger, Texas
- Bradford, Pennsylvania
- Bridgman, Michigan
- Brownsville, Texas
- Brownville, Nebraska
- Buckeye, Arizona
- Buffalo, New York
- Burlington, Kansas
- Burns Harbor, Indiana
- Butte, Montana
- Byron, Illinois
- Camas, Washington
- Cameron, Louisiana
- Canonsburg, Pennsylvania
- Canton, Ohio
- Carlsbad, New Mexico
- Carson, California
- Casper, Wyoming
- Catlettsburg, Kentucky
- Catoosa, Oklahoma
- Cedar Rapids, Iowa
- Chalmette, Louisiana
- Chandler, Arizona
- Charleston, South Carolina
- Chattanooga, Tennessee
- Chicago, Illinois
- Cincinnati, Ohio
- Clarksburg, West Virginia
- Cleveland, Ohio
- Clinton, Illinois
- Coatesville, Pennsylvania
- Coffeyville, Kansas
- Colstrip, Montana
- Columbus, Georgia
- Columbus, Ohio
- Convent, Louisiana
- Cordova, Illinois
- Corpus Christi, Texas
- Cotulla, Texas
- Council Bluffs, Iowa
- Covert, Michigan
- Crystal River, Florida
- Cumberland City, Tennessee
- Dallas, Texas
- Davenport, Iowa
- Dayton, Ohio
- Decatur, Alabama
- Deer Park, Texas
- Delaware City, Delaware
- Delta, Pennsylvania
- Denver, Colorado
- Des Moines, Iowa
- Detroit, Michigan
- Dickinson, North Dakota
- Donaldsonville, Louisiana
- Dothan, Alabama
- Duluth, Minnesota
- Duncan, Oklahoma
- East Chicago, Indiana
- El Dorado, Arkansas
- El Paso, Texas
- El Segundo, California
- Elk City, Oklahoma
- Elko, Nevada
- Enid, Oklahoma
- Erie, Pennsylvania
- Everett, Washington
- Farmington, New Mexico
- Ferndale, Washington
- Findlay, Ohio
- Florence, Alabama
- Forest City, North Carolina
- Fort Stockton, Texas
- Fort Wayne, Indiana
- Fort Worth, Texas
- Freeport, Texas
- Fulton, Missouri
- Gary, Indiana
- Garyville, Louisiana
- Geismar, Louisiana
- Gillette, Wyoming
- Glen Rose, Texas
- Goodyear, Arizona
- Gramercy, Louisiana
- Grand Rapids, Michigan
- Granite City, Illinois
- Greeley, Colorado
- Greenville, South Carolina
- Groton, Connecticut
- Groves, Texas
- Gulfport, Mississippi
- Hartford, Connecticut
- Hartsville, South Carolina
- Henderson, Nevada
- Hibbing, Minnesota
- Hilliard, Ohio
- Hillsboro, Oregon
- Hobbs, New Mexico
- Homestead, Florida
- Houston, Texas
- Huntersville, North Carolina
- Huntsville, Alabama
- Indianapolis, Indiana
- Ingleside, Texas
- Institute, West Virginia
- Jacksonville, Florida
- Jenkinsville, South Carolina
- Jensen Beach, Florida
- Joliet, Illinois
- Kansas City, Kansas
- Kellogg, Idaho
- Kenai, Alaska
- Kenedy, Texas
- Kermit, Texas
- Kilgore, Texas
- Killona, Louisiana
- Kingsport, Tennessee
- Kingston, Tennessee
- La Porte, Texas
- Lafayette, Louisiana
- Lake Charles, Louisiana
- Laredo, Texas
- Las Vegas, Nevada
- Leesburg, Virginia
- Lemont, Illinois
- Levelland, Texas
- Lima, Ohio
- Lincoln, Nebraska
- Linden, New Jersey
- Long Beach, California
- Longview, Texas
- Longview, Washington
- Los Angeles, California
- Louisa, Virginia
- Maiden, North Carolina
- Manassas, Virginia
- Mandan, North Dakota
- Marietta, Ohio
- Martinez, California
- McPherson, Kansas
- Mesa, Arizona
- Middletown, Ohio
- Middletown, Pennsylvania
- Midland, Michigan
- Midland, Texas
- Milwaukee, Wisconsin
- Minneapolis, Minnesota
- Minot, North Dakota
- Mobile, Alabama
- Moline, Illinois
- Monahans, Texas
- Mont Belvieu, Texas
- Monticello, Minnesota
- Morenci, Arizona
- Morgantown, West Virginia
- Morris, Illinois
- Moses Lake, Washington
- Muscle Shoals, Alabama
- Nashville, Tennessee
- Nederland, Texas
- New Albany, Ohio
- New Orleans, Louisiana
- Newark, New Jersey
- Newport News, Virginia
- Nitro, West Virginia
- Norco, Louisiana
- Norfolk, Virginia
- North Pole, Alaska
- Oak Harbor, Ohio
- Odessa, Texas
- Oklahoma City, Oklahoma
- Omaha, Nebraska
- Orange, Texas
- Oswego, New York
- Page, Arizona
- Palmdale, California
- Papillion, Nebraska
- Parkersburg, West Virginia
- Pasadena, Texas
- Pascagoula, Mississippi
- Pecos, Texas
- Pensacola, Florida
- Peoria, Illinois
- Perry, Ohio
- Philadelphia, Pennsylvania
- Pittsburgh, Pennsylvania
- Plano, Texas
- Plaquemine, Louisiana
- Pleasanton, Texas
- Point Comfort, Texas
- Ponca City, Oklahoma
- Port Arthur, Texas
- Port Gibson, Mississippi
- Portland, Oregon
- Pottstown, Pennsylvania
- Prineville, Oregon
- Pueblo, Colorado
- Quincy, Washington
- Racine, Wisconsin
- Rawlins, Wyoming
- Red Wing, Minnesota
- Reno, Nevada
- Renton, Washington
- Richmond, California
- Rifle, Colorado
- Robinson, Illinois
- Robstown, Texas
- Rochester, New York
- Rock Springs, Wyoming
- Rockford, Illinois
- Rodeo, California
- Roxana, Illinois
- Russellville, Arkansas
- Sabine Pass, Texas
- Saint James, Louisiana
- Salt Lake City, Utah
- San Antonio, Texas
- San Diego, California
- San Jose, California
- Santa Clara, California
- Savannah, Georgia
- Seabrook, New Hampshire
- Seminole, Texas
- Seneca, South Carolina
- Shreveport, Louisiana
- Sidney, Montana
- Snyder, Texas
- South Charleston, West Virginia
- Southport, North Carolina
- Sparks, Nevada
- Spartanburg, South Carolina
- Spring City, Tennessee
- St. Louis, Missouri
- Sterling, Virginia
- Steubenville, Ohio
- Sulphur, Louisiana
- Superior, Wisconsin
- Surry, Virginia
- Sweeny, Texas
- Sweetwater, Texas
- Tacoma, Washington
- Tampa, Florida
- Texas City, Texas
- The Dalles, Oregon
- Three Rivers, Texas
- Toledo, Ohio
- Torrance, California
- Tucson, Arizona
- Tulsa, Oklahoma
- Two Rivers, Wisconsin
- Tyler, Texas
- Umatilla, Oregon
- Valdez, Alaska
- Vernal, Utah
- Victoria, Texas
- Warren, Pennsylvania
- Washington, Pennsylvania
- Waterford, Connecticut
- Waterloo, Iowa
- Watford City, North Dakota
- Waynesboro, Georgia
- Weirton, West Virginia
- Westlake, Louisiana
- Wheeling, West Virginia
- Whiting, Indiana
- Wichita Falls, Texas
- Wichita, Kansas
- Williston, North Dakota
- Wilmington, California
- Wilmington, Delaware
- Wood River, Illinois
- Woodward, Oklahoma
- Wynnewood, Oklahoma
- York, South Carolina
- Youngstown, Ohio