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:
- Abbeville, Louisiana
- Ada, Oklahoma
- Addis, Louisiana
- Aiken, South Carolina
- Akron, Ohio
- Albany, Georgia
- Albany, Oregon
- Alexandria, Louisiana
- Alice, Texas
- Allen, Texas
- Altoona, Iowa
- Alvin, Texas
- Anaconda, Montana
- Anacortes, Washington
- Anderson, South Carolina
- Andrews, Texas
- Anniston, Alabama
- Ardmore, Oklahoma
- Artesia, New Mexico
- Ashburn, Virginia
- Ashland, Kentucky
- Athens, Alabama
- Atlanta, Georgia
- Auburn, Alabama
- Augusta, Georgia
- Aurora, Illinois
- Avenal, California
- Avila Beach, California
- Axis, Alabama
- Bagley, Minnesota
- Bakersfield, California
- Baltimore, Maryland
- Bath, Maine
- Baton Rouge, Louisiana
- Battle Mountain, Nevada
- Baxley, Georgia
- Bay City, Michigan
- Bay City, Texas
- Bayonne, New Jersey
- Baytown, Texas
- Beaumont, Texas
- Beeville, Texas
- Belle Chasse, Louisiana
- Benicia, California
- Bentonville, Arkansas
- Berwick, Pennsylvania
- Big Spring, Texas
- Billings, Montana
- Biloxi, Mississippi
- Birmingham, Alabama
- Blaine, Washington
- Boardman, Oregon
- Bogalusa, Louisiana
- Borger, Texas
- Bossier City, Louisiana
- Bradford, Pennsylvania
- Bremerton, Washington
- Bridge City, Texas
- Bridgman, Michigan
- Brighton, Colorado
- Brownsville, Texas
- Brownville, Nebraska
- Brownwood, Texas
- Brunswick, Georgia
- Buchanan, New York
- Buckeye, Arizona
- Buffalo, New York
- Burlington, Kansas
- Burns Harbor, Indiana
- Butte, Montana
- Byron, Illinois
- Cadiz, Ohio
- Camas, Washington
- Cambridge, Ohio
- Camden, Arkansas
- Cameron, Louisiana
- Canonsburg, Pennsylvania
- Canton, Ohio
- Carlin, Nevada
- Carlsbad, New Mexico
- Carrizo Springs, Texas
- Carson, California
- Carteret, New Jersey
- Casper, Wyoming
- Catlettsburg, Kentucky
- Catoosa, Oklahoma
- Cedar Rapids, Iowa
- Chalmette, Louisiana
- Chandler, Arizona
- Channelview, Texas
- Chantilly, Virginia
- Charleston, South Carolina
- Chattanooga, Tennessee
- Chesapeake, Virginia
- Chester, Pennsylvania
- Chicago, Illinois
- China Lake, California
- Cincinnati, Ohio
- Clarion, Pennsylvania
- Clarksburg, West Virginia
- Claymont, Delaware
- Cleburne, Texas
- Cleveland, Ohio
- Clinton, Illinois
- Clinton, Oklahoma
- Coalinga, California
- Coatesville, Pennsylvania
- Coffeyville, Kansas
- Colstrip, Montana
- Columbus, Georgia
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- Columbus, Mississippi
- Columbus, Ohio
- Commerce City, Colorado
- Conroe, Texas
- Convent, Louisiana
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- Cotulla, Texas
- Council Bluffs, Iowa
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- Garden City, Kansas
- Gardendale, Texas
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- Gillette, Wyoming
- Glen Rose, Texas
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- Gonzales, Texas
- Goodyear, Arizona
- Gramercy, Louisiana
- Grand Rapids, Michigan
- Granite City, Illinois
- Great Bend, Kansas
- Greeley, Colorado
- Greenville, South Carolina
- Gregory, Texas
- Groton, Connecticut
- Groves, Texas
- Grovetown, Georgia
- Gulfport, Mississippi
- Hackberry, Louisiana
- Hancock, Michigan
- Hancocks Bridge, New Jersey
- Hartford, Connecticut
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- Hattiesburg, Mississippi
- Hays, Kansas
- Henderson, Nevada
- Herndon, Virginia
- Hibbing, Minnesota
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- Hillsboro, Oregon
- Hobbs, New Mexico
- Homestead, Florida
- Hope, Arkansas
- Hot Springs, Arkansas
- Houma, Louisiana
- Houston, Texas
- Huntersville, North Carolina
- Huntsville, Alabama
- Huntsville, Texas
- Idaho Falls, Idaho
- Independence, Kansas
- Indiana, Pennsylvania
- Indianapolis, Indiana
- Ingleside, Texas
- Ingleside, Texas
- Institute, West Virginia
- Iraan, Texas
- Ishpeming, Michigan
- Jackson, Mississippi
- Jacksonville, Florida
- Jal, New Mexico
- Jasper, Texas
- Jenkinsville, South Carolina
- Jennings, Louisiana
- Jensen Beach, Florida
- Joliet, Illinois
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- Kansas City, Kansas
- Karnes City, Texas
- Kellogg, Idaho
- Kenai, Alaska
- Kenedy, Texas
- Kennewick, Washington
- Kent, Washington
- Kermit, Texas
- Kewaunee, Wisconsin
- Kilgore, Texas
- Killona, Louisiana
- Kingsport, Tennessee
- Kingston, Tennessee
- La Porte, Texas
- Lafayette, Louisiana
- Lake Charles, Louisiana
- Lake Jackson, Texas
- Lamesa, Texas
- Lancaster, California
- Laredo, Texas
- Las Vegas, Nevada
- Laurel, Mississippi
- Leesburg, Virginia
- Leland, Texas
- Lemont, Illinois
- Levelland, Texas
- Levelland, Texas
- Liberal, Kansas
- Lima, Ohio
- Lincoln, Nebraska
- Linden, New Jersey
- Lithia Springs, Georgia
- Livingston, Texas
- Long Beach, California
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- Longview, Washington
- Los Alamos, New Mexico
- Los Angeles, California
- Louisa, Virginia
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- Mandan, North Dakota
- Marcus Hook, Pennsylvania
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- Victoria, Texas
- Vidor, Texas
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- Warren, Pennsylvania
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- Waterford, Connecticut
- Waterloo, Iowa
- Watford City, North Dakota
- Waukee, Iowa
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- Waynesboro, Georgia
- Weatherford, Oklahoma
- Weatherford, Texas
- Weirton, West Virginia
- Wellsboro, Pennsylvania
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- Westlake, Louisiana
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- Wheeling, West Virginia
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- Williamsport, Pennsylvania
- Williston, North Dakota
- Wilmington, California
- Wilmington, Delaware
- Wilmington, North Carolina
- Winnemucca, Nevada
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- Wood River, Illinois
- Woodward, Oklahoma
- Wynnewood, Oklahoma
- York, South Carolina
- Yorktown, Texas
- Youngstown, Ohio