Global Steel distributes ERW and seamless tubing in sizes ranging from 60.3 mm OD (2 ⅜”) to 88.9 mm OD (3 ½”), offering both API and premium joint connections from our inventory. We distribute ERW and seamless casing sizes ranging from 114.3 mm OD (4 ½”) to 339.7 mm OD (13 ⅜”). Global Steel carries all common grades along with the Industry Recommended Practice (IRP) specification for critical sour service drilling. Global Steel’s OCTG products meet or exceed API 5CT and ISO 9001 Certification. Our Oil Country Tubular Goods are ordered to the strictest of standards and are fully traceable. Fully detailed Mill Test Reports (MTRs) are available upon request on all products.