Northwest Pipe Company

Manufacturing Capacity: 
Welded steel pipe in sizes 17.250" OD through 144" OD with material thickness ranging from .105" through 0.625".

Capabilities, Products and Services:
Full-service welded steel pipe manufacturer offering comprehensive engineering and estimating services. Production capabilities include 3 spiral-weld mills, complete fabrication, as well as linings and coatings as described below.

Spiral Weld Steel Pipe:
Double-submerged arc welded

• Sizes: 17.25" OD through 144" OD
• Wall thickness: 0.105" through 0.625"
• Hydro-tested lengths: 20' through 60'
• Non-hydrostatically tested lengths: As Required
• Bargeable Length: Up to 140'
• Ultrasonic and radioscopic: Real Time Radiograph.
• Capability possible: 100% Ultrasonic tested spiral weld per API 5L (certified)

Typical Manufacturing Specifications:

• AWWA: C200
• ASTM: A139 and A252
• API-certified: 5L - 0363

End Treatments:

Rolled groove O-ring gasketed bell and spigot, weld bell and spigot, mitered weld bell, flanged and flexible couplings, Carnegie bell and spigot, square cut, plain end, beveled ends.

Linings and Coatings:

Linings

• C205 Cement-mortar Sizes 12" through 92", NSF Certified
• C210 Liquid Epoxies Sizes 10" through 120"
• C222 Polyurethane Sizes 17.25" through 120"
• Specialty paints Sizes 17.25" through 120"

Coatings

• C209/214 Polyethylene Tape Sizes 10" through 108"
• C210 Liquid Epoxies Sizes 4" through 108"
• C218 Primer, Specialty Paint Sizes 4" through 108"
• C222 Polyurethane Sizes 4" through 108"
• C205 Cement-mortar Sizes 12" through 84"

Available Shipping:
Rail, barge/ship, truck, piggyback

Facility Description:
300,000 square feet of covered manufacturing facility on 25 acres of land in North Portland.

Northwest Pipe Company
12005 N. Burgard
Portland, OR 97203
(503) 285-1400
(800) 824-9824

Operations Manager: Randy Ridgley

Sales: Jeff Curl