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GB/T 19943-2005 PDF English

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GB/T 19943-2005: Non-destructive test -- Radiographic examination of metallic materials by X-and gamma-rays -- Basic rules
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GB/T 19943-2005: Non-destructive test -- Radiographic examination of metallic materials by X-and gamma-rays -- Basic rules


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GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 19.100 J 04 GB/T 19943-2005/ISO 5579.1998 Non-destructive testing - Radiographic examination of metallic materials by X-and gamma-rays - Basic rules (ISO 5579.1998, IDT) Issued on: SEPTEMBER 19, 2006 Implemented on: APRIL 01, 2006 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration Committee.

Table of Contents

Foreword ... 3 Introduction ... 4 1 Scope ... 5 2 Normative references ... 5 3 Definitions ... 5 4 Classification of radiographic techniques ... 6 5 General ... 7 6 Recommended techniques for making radiographs ... 12 7 Test report ... 22 Annex A (informative) Bibliography ... 24

Foreword

This Standard was formulated for the first time. This Standard identically adopts ISO 5579.1998 "Non-destructive testing - Radiographic examination of metallic materials by X- and gamma-rays - Basic rules" (English version). This Standard is an identical translation version to ISO 5579.1998. For easy use, this Standard made the following editorial modifications. a) modified "this International Standard" as "this Standard"; b) replaced "," that was used as decimal point in ISO 5579.1998 with decimal point "."; c) deleted the foreword of ISO 5579.1998; d) used the introduction specified in GB/T 1.1-2000. This Standard was proposed by China Machinery Industry Federation. This Standard shall be under the jurisdiction of National Technical Committee on Non-destructive testing of Standardization Administration of China (SAC/TC 56). The drafting organization of this Standard. Shanghai Materials Research Institute. Main drafters of this Standard. Jin Yufei, Mi Zhongyu. Non-destructive testing - Radiographic examination of metallic materials by X-and gamma-rays - Basic rules

1 Scope

This Standard specifies the basic rules for industrial X- and gamma radiography for flaw detection purposes, using film techniques, applicable to metallic products and materials.

2 Normative references

The following standards contain the provisions which, through reference in this Standard, constitute the provisions of this Standard. For dated references, subsequent amendments (excluding corrections) or revisions do not apply to this Standard. However, the parties who enter into agreement based on this Standard are encouraged to investigate whether the latest versions of these documents are applicable. For undated reference documents, the latest versions apply to this Standard. GB/T 19348.1, Non-destructive testing - Industrial radiographic film - Part 1. Classification of film systems for industrial radiography (GB/T 19348.1-2003, ISO 11699-1.1998, IDT) GB/T 19802, Non-destructive testing - Industrial radiographic illuminators - Minimum requirements (GB/T 19802-2005, ISO 5580.1985, IDT) GB/T 19803, Non-destructive - Radiographic image quality indicators - Principles and identification (GB/T 19803-2005, ISO 1027.1983 Radiographic image quality indicators for non-destructive testing - Principles and identification, IDT) GB/T 19938, Non-destructive testing - Radiography of welds and viewing conditions for films - Utilization of recommended patterns of image quality indicators (GB/T 19938-2005, ISO 2504.1973 Radiography of welds and viewing conditions for films - Utilization of recommended patterns of image quality indicators (I. Q. I), IDT)

3 Definitions

For the purposes of this document, the following terms and definitions apply. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.


      

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