NationalStandardsofthePeople’sRepublicof.PDFVIP

ICS 77.140.50 H46 National Standards of the People’s Republic of China GB 713 - XXXX Superseding GB 713-1997 and GB 6654-1996 Steel plates for boilers and pressure vessels (ISO 9328-2: 2004, Steel flat products for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steels with specified elevated temperature properties, NEQ) (Draft for Approval) 23/04/2007 Issue Date: XXXX – XX -XX Implementation Date: XXXX –XX -XX Issued by the National Standardisation Administration Committee of the People’s Republic of China GB 713 -XXXX Foreword Except the agreement provisions all other technical contents in this standard are mandatory. This standard has been produced by non-equivalently adopting ISO 9328-2: 2004 Steel flat products for pressure purposes – Technical delivery conditions - Part 2: Non-alloy and alloy steels with specified elevated temperature properties and in reference with EN10028-2: 2003 Specification for flat products made of steel for pressure purposes, combining and revising GB 713-1997 Steel plates for boilers and GB 6654- 1996 Steel plates for pressure vessels. GB 713-1997 Steel plates for boilers and GB 6654-1996 Steel plates for pressure vessels will be superseded by this standard as from its issue date. In comparison with GB 713-1997 and GB 6654- 1996 the main changes are as follows: - Extending the range of steel plate thicknesses and widths; - Changing the designation of stand