Standard No.:	GB/T 34370.2-2017
English Name:	Nondestructive testing of amusement equipments-Part 2:Visual examination
Chinese Name:	游乐设施无损检测 第2部分：目视检测
Professional Classification:	GB    National Standard
Issued by:	AQSIQ AND SAC
Issued on:	2017-09-29
Implemented on:	2018-4-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	8500 words
Price(USD):	140.0
Delivery:	via email in 1 business day

NB/T 34370 comprises the following 6 parts, under the general title of Nondestructive Testing of Amusement Equipments: - Part 1: General Provisions; - Part 2: Visual Examination; - Part 3: Magnetic Particle Examination; - Part 4: Penetrant Examination; - Part 5: Ultrasonic Examination; - Part 6: Radiographic Examination. This part is Part 2 of GB/T 34370. 1 Scope This part of GB/T 34370 specifies the visual examination method for amusement equipments. This part is applicable to the visual examination of production and in-service amusement equipments. This part is not applicable to the visual examination activities in other non-destructive testing methods such as magnetic particle and penetrant. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 11533 Standard for Logarithmic Visual Acuity Charts GB/T 20306 Amusement Equipments Terminology GB/T 20737 Nondestructive Testing—Terms and Definitions GB/T 20968 Nondestructive Testing—Visual Examination Aids—Selection of Low Magnification Magnifier GB/T 34370.1 Nondestructive Testing of Amusement Equipment—Part 1: General Provisions 3 Terms and Definitions For the purpose of this standard, the terms and definitions specified in GB/T 20306 and GB/T 20737 as well as the following ones apply. 3.1 visual examination a nondestructive testing method for observing, analyzing and evaluating the condition of the tested piece, which refers to the examination of the tested piece performed with human eyes or visual aid only 3.2 direct visual examination a visual examination technique that uses eyes to detect without visual aids (except for illumination sources and magnifiers)

Foreword i 1 Scope 2 Normative References 3 Terms and Definitions 4 General 5 Safety Requirements 6 Testing Personnel 7 Equipment and Apparatus 8 Testing Procedure 9 Testing 10 Result Evaluation 11 Visual Examination Report Annex A (Informative) Typical Visual Defects in Steel Fusion Welded Joints Annex B (Informative) Typical Visual Defects Pictures in Steel Fusion Welded Joints.