Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
JT/T 871-2013 |
High-strength steel-plastic sonic-testing pipes for concrete bored piles 混凝土灌柱桩用高强钢塑声测管 |
China Highway & Transportation
Standards bored |
English PDF |
JT/T 705-2007 |
Steel thin-walled sonic-testing tubes for concrete bored piles and application requirements 混凝土灌注桩用钢薄壁声测管及使用要求 |
China Highway & Transportation
Standards bored |
English PDF |
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