(1) Quality requirements for roofing works
When the roof works are subject to the acceptance of the divisional project, the quality shall meet the following requirements:1. There should be n...
The quality of steel structure engineering mainly depends on human, welding equipment, construction technology, welding materials, welder’s technical level and environmental factors. The so...
In the process of steel structure processing, there are often deformation problems due to welding. The causes of deformation of steel members are hot deformation, cold deformation or the mutual co...
1.The waterproof materials selected for roof engineering shall meet the following requirements.The type, model and specification of waterproof materials shall be indicated on the drawings....
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