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:
- 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