US-based Greenville Tube, a RathGibson company, and manufacturer of small diameter stainless steel and nickel alloy seamless and US-based welded and drawn tubing and pipe, has received ISO 9001:2008 Certification. The ISO 9001:2008 management system certification acknowledges that Greenville has met and continues to meet a high standard of product development and manufacturing. Along with the successful achievement of documentation management, effective policies have been established to allow for streamlining all the internal process steps, which lead to a better quality product for its customers. Greenville Tube supplies stainless steel, duplex stainless steel, nickel, and super austentic alloys for seamless and welded and drawn tubing with outer diameters (OD) as small as 3.18mm. Greenville can also custom manufacture tubing with OD ranging from 3.18mm – 38.10mm, various wall thicknesses, and lengths up to 18.3m for a number of different markets.