What standards should be followed for drilling holes under pressure?

2021-07-28View Original

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Which expert is familiar with pressure-bearing hole opening technology? What standards are generally followed in carrying out pressure-bearing hole opening operations?

Reply #22021-07-28

This post was last edited by Zhongyuanren on 2021-7-28 at 17:00. It is necessary to comply with SYT 6150 -2011 Technical Specifications for Plugging Steel Pipelines and GBT 28055-2011 Technical Standards for Plugging Steel Pipelines Under Pressure

Reply #32022-05-30

SYT 6150 -2011 has been repealed. Currently in use are SYT 6150.1-2017, Technical Specification for Plugging Steel Pipelines – Part 1: Plug and Cylindrical Plugs, and SYT 6150.2-2018, Technical Specification for Plugging Steel Pipelines – Part 2: Baffle and Sack Plugs

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What standards should be followed for drilling holes under pressure?

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