NB/T 20234-2013Code for Design of Cranes Dedicated for Nuclear Power Plants (English PDF)

1 Scope

This Standard specifies design rules, functional requirements, installation and test requirements for cranes at nuclear power plants (hereinafter referred to as cranes).

This Standard is applicable to cranes hoisting critical load within PWR nuclear power plant, e.g. polar cranes of reactor plant (hereinafter referred to as polar cranes) as well as cranes with spent fuel container, cranes with water pool of spent fuel and auxiliary crane of fuel plant. Cranes in other types of nuclear power plant may also be for reference.

2 Normative References

The following documents are indispensable for the application of this specification. For dated references, only the dated edition is applicable to this Standard. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 700 Carbon Structural Steels

GB/T 1591 High Strength Low Alloy Structural Steels

GB/T 3323 Radiographic Examination of Fusion Welded Joints in Metallic Materials

GB/T 3811-2008 Design Rules for Cranes

GB/T 4942.1 Degrees of Protection Provided by the Integral Design of Rotating Electrical Machines (IP Code) - Classification

GB 5905 Cranes - Test codes and Procedures

GB 6067.1 Safety Rules for Lifting Appliances - Part 1:General

GB/T 10183.1 Cranes-Tolerance for Wheels and Travel and Traversing Tracks-Part 1: General Provisions

GB/T 11021 Electrical Insulation - Thermal Classification

GB/T 14405 Bridge Crane for General Purpose

GB/T 19418 Arc-welded Joints in Steel - Guidance on Quality Levels for Imperfections

JB/T 4315 Crane Electric Control Equipment

JB/T 10559 Non-destructive Testing of Lifting Appliances--Ultrasonic Testing of Steel Welds

3 Terms and Definitions