Radiographic inspection process

A radiographic flaw detection and process technology, which is applied in the field of radiographic flaw detection technology to achieve the effects of simple operation, high product quality and low experience requirements

Inactive Publication Date: 2016-06-29
CHONGQING XUXINYUE NC MACHINERY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] There is still some experience and technicality in the adjustment of process steps and equipment parameters in the existing radiographic fla

Method used

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Examples

Experimental program
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Example Embodiment

[0043] The present invention will be further described in the following embodiments:

[0044] A radiographic flaw detection process, including the following procedures:

[0045] 1), radiographic inspection process

[0046] 1.1) Adopt standard: JB / T4730.2-2005, the quality of transillumination shall be AB grade; 6.4.2 Timing of flaw detection: 36 hours after welding;

[0047] 1.2) Surface requirements: both sides of the weld are polished clean, and there should be no spatter, oxide scale, etc.;

[0048] 1.3) Equipment: Ir192γ source flaw detector, XXQ-3005 radiographic flaw detector;

[0049] 1.4) Intensification method and selection of intensifying screen: Lead intensification is used, and the intensifying screen is 0.05mm thick, and the size matches the film; the selection and specification of film: Agfa AGFA-C7 for film type, D0≤0.3, The film size is 360×80mm2;

[0050] 2) Selection and placement of image quality indicators

[0051] 2.1) The image quality meter selects "GB5618-85" R10 s...

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Abstract

The invention discloses a radiographic inspection process. The radiographic inspection process comprises the following steps: 1) radiographic inspection technology; 2) selection and placing of an image quality indicator; 3) determination of light exposure; 4) treatment in a darkroom; and 5) observation and evaluation of a negative film. The radiographic inspection process provided by the invention is simple to operate, has low requirements on experience of operators and enables product quality to be high.

Description

technical field [0001] The invention relates to a radiographic flaw detection technology. Background technique [0002] There is still some experience and technicality in the adjustment of process steps and equipment parameters in the existing radiographic flaw detection process. For new operators, a lot of practice is needed to master the operation skills and produce better quality products. The product. Contents of the invention [0003] In order to achieve the purpose of the present invention, the present invention provides a radiographic flaw detection process that is easy to operate, fast and easy to use. [0004] In order to solve the problems of the technologies described above, the present invention adopts the following technical solutions: [0005] A radiographic flaw detection process, comprising the following steps: [0006] 1), Radiographic flaw detection process [0007] 1.1) Standards adopted: JB / T4730.2-2005, transillumination quality according to AB gra...

Claims

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Application Information

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IPC IPC(8): G01N23/04
Inventor 银琦
Owner CHONGQING XUXINYUE NC MACHINERY CO LTD
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