2　Normative References

The following references are essential to this Specification.While for those with date noted，only their revisions noted with date shall be applicable to this Specification and for those without date noted，their latest revisions（including their all amendments）shall be applicable to this Specification：

GB 150　Steel Pressure Vessels

GB 151　Tubular Heat Exchangers

GB 755　Rotating Electrical Machines-Rating and Performance（idt IEC 60034）

GB 3836.1　Electrical Apparatus for Explosive Gas Atmospheres-Part 1：General Requirements（eqv IEC 60079-0：1998）

GB 3836.2　Electrical Apparatus for Explosive Gas Atmospheres-Part 2：Flameproof"d"（eqv IEC 60079-1：1990）

GB 3836.3　Electrical Apparatus for Explosive Gas Atmospheres-Part 3：Increased Safety"e"（eqv IEC 60079-7：1990）

GB 3836.14　Electrical Apparatus for Explosive Gas Atmospheres-Part 14：Classification of Hazardous Areas（idt IEC 60079-10：1995）

GB/T 6402-2008　Steel Forgings-Method for Ultrasonic Testing

GB/T 9115　Steel Pipe Welding Neck Flanges

GB/T 12241-2005　Safety Valves-General requirements

GB/T 12242-2005　Performance Test Code-Pressure Relief Devices

GB/T 12243-2005　Spring Loaded Safety Valves

GB/T 12667-1990　General Code for Excitation Assembly with Semiconductors for Synchronous Motors

GB/T 13957-2008　Technical Requirements for Fundamental Series of Three-phase Large Asynchronous Motor

GBZ/T 189.8-2007　Measurement of Physical Agents in Workplace Noise

HG/T 20615-2009　Steel Pipe Flanges（Class designated）

JB/T 6908-2006　Steel Forgings for Displacement Compressors

JB/T 9020-1999　Ultrasonic Examination of Large Forged Crankshafts

SH 3406-1996　Steel Pipe Flanges for Petrochemical Industry

TSG D0001-2009　Pressure Pipe Safety Technology Supervision Regulation for Industrial Pressure Pipe

TSG R0004-2009　Supervision Regulation on Safety Technology for Stationary Pressure Vessel

TSG ZF001-2009　Safety Technical Supervision Regulations for Safety Valve

IECEx 01 IEC　Scheme for Certification to Standards for Electrical Equipment for Explosive Atmospheres（IECEx Scheme）—Basic Rules

IECEx 02 IEC　Scheme for Certification to Standards for Electrical Equipment for Explosive Atmospheres（IECEx Scheme）-Rules of Procedure

IEC 60034　Rotating Electrical Machine（series standards）

API RP 520 PartⅠ　Sizing，Selection，and Installation of Pressure-Relieving Devices in Refineries，PartⅠSizing and Selection

API RP 520 PartⅡ　Sizing，Selection，and Installation of Pressure-Relieving Devices in Refineries，PartⅡInstallation

API Std 526-2009　Flanged Steel Pressure Relief Valves

API Std 541-2004　Form-Wound Squirrel Cage Induction Motors-500 Horsepower and Larger

API Std 546-2008　Brushless Synchronous Machines-500 kVA and Larger

API Std 547-2005　General-Purpose Form-Wound Squirrel Cage Induction Motors-250 Horsepower and Larger

API Std 613-2003　Special Purpose Gear Units for Petroleum，Chemical and Gas Industry Services

API Std 614-2008　Lubrication，Shaft-Sealing and Oil-Control Systems and Auxiliaries

API Std 618-2007　Reciprocating Compressors for Petroleum，Chemical and Gas Industry Services

API Std 660　Shell-and-Tube Heat Exchangers

API Std 677-2006　General-Purpose Gear Units for Petroleum，Chemical and Gas Industry Services

ASMEⅧ-2010　Boiler and Pressure Vessel Code，SectionⅧ，Rules for Construction of Pressure Vessels

ASME B16.1　Gray Iron Pipe Flanges and Flanged Fittings：Class 25，125 and 250

ASME B16.5-2009　Pipe Flanges and Flanged Fittings，NPS 1/2 through NPS 24

ASME B16.42　Ductile Iron Pipe Flanges and Flanged Fittings：Class 150 and 300

ASME B16.47-2008　Large Diameter Steel Flanges，NPS 26 through NPS 60

ASME B31.3-2006　Process Piping

NFPA Std 70-2011　National Electrical Code，500，501，502 and 504

TEMA Std-2007　Standards of the Tubular Exchanger Manufacturers Association