asme 的b16.4-2007 输送和分配的管道系统中的工厂制造的钢制对焊感应弯管英文版1.pdf

ASME B16.49-2007 (Revision of ASME B16.49-2000) Factory-Made, Wrought Steel, Buttwelding Induction Bends for Transportation and Distribution Systems A N A M E R I C A N N A T I O N A L S T A N D A R D --`,,`,``,`,`,`,``,`,`,```,,,`-`-`,,`,,`,`,,` Copyright ASME International Provided by IHS under license with ASME Licensee=Hong Kong Polytechnic Univ/9976803100 No reproduction or networking permitted without license from IHS Not for Resale, 09/05/2009 07:50:15 MDT ASME B16.49-2007