On December 4, Sichuan Province-based steelmaker Panzhihua Iron and Steel Group (Pangang Group) announced that its subsidiary Sichuan-based Chinese steel producer Chengdu Steel & Vanadium Co.'s 650 mm x 45 mm 34CrMo4 cylinder steel pipe has been approved by German-based global certification services provider TüV Rheinland. Approval from TüV Rheinland is an essential prerequisite for the entry of the product into EU countries and boosts the future export sales prospects of the product.
Source:
http://www.steelorbis.com/steel-news/latest-news/chengdu-steel--vanadiums-34crmo4-cylinder-pipe-approved-by-tuv-799774.htm