• Flanges
    • AWWA Flanges
    • 1/2″ Thick Light Weight Flanges
    • Plate Style Flanges
    • ANSI-Style Forged Raised Face Flanges
    • Exhaust Flanges
    • DIN (Metric) Flanges
    • Backing Flanges
  • Expansion Joints
    • Rubber Expansion Joints And Accessories
    • Pump Connectors
    • Rubber Expansion Joints Installation Guide
  • Valves
    • Butterfly, Check Valves And Accessories
    • Butterfly Valves Installation, Operation, & Maintenance Guide
  • Fittings & Accessories
    • KLAMPz Grooved Piping System (UL/FM)
    • Other Fittings & Accessories
      • Exhaust Rain Caps
      • Gaskets
      • Hydraulic Motor Pump Brackets
      • Threaded Half Couplings
      • Threaded One End Nipples
      • Threaded Both End Nipples
      • Weld Cones
      • 90 Degree Long Radius Elbow
  • Custom Machining
  • About Us
    • About Us
    • Careers
  • Contact Us
API International, Inc.
  • Flanges
    • AWWA Flanges
    • 1/2″ Thick Light Weight Flanges
    • Plate Style Flanges
    • ANSI-Style Forged Raised Face Flanges
    • Exhaust Flanges
    • DIN (Metric) Flanges
    • Backing Flanges
  • Expansion Joints
    • Rubber Expansion Joints And Accessories
    • Pump Connectors
    • Rubber Expansion Joints Installation Guide
  • Valves
    • Butterfly, Check Valves And Accessories
    • Butterfly Valves Installation, Operation, & Maintenance Guide
  • Fittings & Accessories
    • KLAMPz Grooved Piping System (UL/FM)
    • Other Fittings & Accessories
      • Exhaust Rain Caps
      • Gaskets
      • Hydraulic Motor Pump Brackets
      • Threaded Half Couplings
      • Threaded One End Nipples
      • Threaded Both End Nipples
      • Weld Cones
      • 90 Degree Long Radius Elbow
  • Custom Machining
  • About Us
    • About Us
    • Careers
  • Contact Us
  • API International Your source for pipe fittings and custom solutions

    Contact Us

Products & Services

Flanges

Plate, AWWA, ANSI, DIN & Backing Flanges
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Expansion Joints

Flanged & Union Rubber Expansion Joints
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Pump Connectors

Flanged & Threaded Pump Connectors
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Valves

Butterfly, Check & Pressure Relief Valves
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Fittings & Accessories

Grooved Piping Systems, Other Fittings & Accessories
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Machining & Manufacturing

Custom Parts Manufacturing & Fast Turn Modification
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Learn more about the products we offer!

Catalog

About Us

 

API International is a manufacturer and wholesale distributor of flanges, expansion joints, valves, other pipe fittings and custom fabricated parts. We offer a wide variety of 100% domestic, Buy America and imported flanges and other pipe fittings. Customers turn to us when they need quick delivery of parts and are looking for a higher level of customer service. Standard parts are stocked in one of our conveniently located warehouses for quick distribution throughout the United States.

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What Makes API Different

Customer Service

Our customer service team is highly responsive and takes full ownership over every order.

Quality

Products meet customer requirements and quality control is built in throughout our process.

Delivery

The right products are in inventory and shipments arrive on time to meet customer need.

Customization

Modifications can be made to standard parts, or we can manufacture custom parts, to rapidly respond to customer need.

What Customers Are Saying

“I have been purchasing flanges from API International for a few years now and most recently check valves, expansion joints etc. They always have exceptional quality of their products and a wide selection. Between their two warehouses, they have what I need in stock 99.9% of the time and ship within a day of receiving the purchase order. RIck Runckel and his team have been top notch to us with customer service, handling our orders, quoting products, and anything else we may need. Highly recommend them as a supplier!”

-Customer in Blower Industry

 

“API is by far one of our best and most reliable suppliers. The quality of the products we purchase is excellent and the pricing is very competitive. I have been buying from them for well over 20 years and have had the opportunity to get to know many of the people there. Always a pleasure to work with!”

-Customer in Bellows Industry

 

About API International

API International is a manufacturer and wholesale distributor of flanges, expansion joints, valves, other pipe fittings and custom fabricated parts for the Agriculture, Exhaust, HVAC and Water Works industries. We stock parts in our conveniently located warehouses for quick distribution throughout the United States, and our Machine Shop can modify stock items or produce custom product to meet your unique specifications.
 
© 2021 API International, Inc.
  • Product Categories
    • Flanges
    • Expansion Joints
    • Pump Connectors
    • Valves
    • KLAMPz Grooved Piping System (UL/FM)
    • Other Fittings & Accessories
    • Custom Machining
  • Helpful Links
    • About Us
    • Contact Us
    • Careers
    • Catalog
    • Corporate Video
    • Flange Dimensional Tolerances
    • Resource Center
    • Terms and Conditions
 

Contact Us

API International, Inc.
12505 SW Herman Road
Tualatin, OR 97062

Phone: 503.692.3800

Email Us

 
© 1968 - 2021
API International, Inc. • 12505 SW Herman Road • Tualatin, Oregon 97062 • 503-692-3800