1 范圍

本規范規定了液化烴球罐緊急切斷閥的選型設計原則和最低要求。

本規范適用于中國石化新建、擴建及改建石油煉制、石油化工工程項目的液化烴球罐緊急切斷閥的選型設計。

2 規范性引用文件

下列文件對于本規范的應用是必不可少的。凡是注日期的引用文件，僅注日期的版本適用于本標準。凡是不注日期的引用文件，其最新版本（包括所有的修改單）適用于本規范。

GB 19666-2005 阻燃和耐火電線電纜通則

GB 50160-2008 石油化工企業設計防火規范

SH 3020-2001 石油化工儀表供氣設計規范

SH 3038-2000 石油化工企業生產裝置電力設計技術規范

TSG R0004-2009 固定式壓力容器安全技術監察規程

ISO 5211 Industrial Valves - Part-Turn Actuator Attachments

ISO 5752 Metal Valves for Use in Flanged Pipe Systems - Face-to-Face and Centre-to-Face Dimensions

IEC 60085 Electrical insulation – Thermal evaluation and designation

IEC 60529 Degrees of Protection Provided by Enclosures (IP Code)

IEC 60534-4 Industrial-Process Control Valves - Part 4: Inspection and Routine Testing

API 598 Valve Inspection and Testing

API 607 Fire Test for Soft-seated Quarter-turn Valves

API 609 Butterfly Valves: Double-flanged, Lug- and Wafer-type

API 6FA Specification for Fire Test for Valves

API 6D Specification for Pipeline Valves

ASME B1.20.1 Pipe Threads, General Purpose (Inch)

ASME B16.5 Pipe Flanges and Flanged Fittings

NPS 1/2 Through NPS 24 Metric/Inch Standard

ASME B16.10 Face-to-Face and End-to-End Dimensions of Valves

ASME B16.25 Butt welding Ends

ASME B16.34 Valves - Flanged, Threaded and Welding End

ASME B46.1 Surface Texture (Surface Roughness, Waviness, and Lay)

ASTM A193 Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications

ASTM A320 Standard Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service

FCI 70-2 Control Valve Seat Leakage

UL 1709 UL Standard for Safety Rapid Rise Fire Tests of Protection Materials for Structural Steel