Standard of coal tar enamel external protective coating for buried steel pipeline
发布日期:2013-11-28 实施日期:2014-04-01
Technology standard of regenerative rubber coating for buried steel pipeline
发布日期:2002-07-08 实施日期:2002-07-08
Technology standard of petroleum asphalt coating for buried steel pipeline
发布日期:1997-12-28 实施日期:1998-06-01
Welding and acceptance standard for steel pipings and pipelines ...
实施日期:1996-06-01
Technical specification for external corrosion control of buried steel pipeline for city gas
发布日期:2013-11-08 实施日期:2014-06-01
Assessment of corroded steel pipelines
发布日期:2009-12-01 实施日期:2010-05-01
Technical standard of liquid epoxy internal coating for steel pipeline
实施日期:2001-06-01
Technological standard of internal coating of fusion bonded epoxy for steel pipeline
实施日期:1998-06-01
Specification for external coating rehabilitation of buried steel pipeline
发布日期:2011-07-28 实施日期:2011-11-01
Technical standard of liquid epoxy internal coating for steel pipeline
发布日期:2010-08-27 实施日期:2010-12-15
Standard of steel pipeline and tank corrosion assessment-Steel pipeline external corrosion direct assessment
实施日期:2007-04-01
Mechanized ultrasonic examination standard of girth butt weld in oil and gas steel pipeline
发布日期:2012-01-04 实施日期:2012-03-01
Techniological process of coalash cement mortar lining of steel pipeline with centrifugal lining sets
实施日期:1995-09-01
Technical standard of cement mortar lining of steel pipeline
实施日期:2000-10-01
Radiographic inspection for circumferential fusion welding joints of steel pipeline in highly hydrogen sulfide gas field
发布日期:2012-01-04 实施日期:2012-03-01
Standard of DC drainage protection for buried steel pipeline
发布日期:2006-11-03 实施日期:2007-04-01
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