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JB/T 6440-2008 English PDF

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JB/T 6440-2008: Methods of radiographic examination for steel castings valves
Status: Valid

JB/T 6440: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 6440-2008English649 Add to Cart 5 days [Need to translate] Methods of radiographic examination for steel castings valves Valid JB/T 6440-2008
JB/T 6440-1992English599 Add to Cart 4 days [Need to translate] (Pressure valve castings Radiographic examination) Obsolete JB/T 6440-1992

PDF similar to JB/T 6440-2008


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Basic data

Standard ID JB/T 6440-2008 (JB/T6440-2008)
Description (Translated English) Methods of radiographic examination for steel castings valves
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J16
Classification of International Standard 23.060.01
Word Count Estimation 25,260
Date of Issue 2008-02-01
Date of Implementation 2008-07-01
Older Standard (superseded by this standard) JB/T 6440-1992
Quoted Standard GB 11533-1989; GB 16357-1996; GB 18465-2001; GB 18871-2002; JB/T 7902-2006; JB/T 7903-1999
Regulation (derived from) NDRC Notice No. 11 of 2008
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the carbon steel, alloy steel, stainless steel casting valve pressure X-ray and ��-ray radiographic examination of the general requirements, specific requirements, radiographs defect classification and assessment methods, inspection requirements, inspection records and film radiography system The performance index, radiographic focus detection site to determine the radiation source to steel castings minimum distance (f) the method, the black meter regularly checking methods, focus size calculation method, special IQI types and specifications, lap marks placement. This standard applies to the valve pressure castings (hereinafter referred to as castings) radiographic inspection. Supporting pipe fittings, flanges and other pressure castings ray detector may also refer to this standard.

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