Resource Library

Build America Buy America Act Letter

USMCA 2025 Certificate of Origin

Environmental Product Declaration – Fabricated API Line Pipe and API Casing & Tubing

CW ASTM A53, API 5L, and Fire Sprinkler Pipe Working Pressure Ratings

TSCA Compliance Declaration Letter

ARRA Compliance Letter

American Iron and Steel (AIS) Compliant Pipe Letter

Domestic Manufacturer Letter

EDI Flyer

API 5L, Wheatland, PA License #0080