安平县宏州五金丝网制品有限公司,99在线精品国自产拍不卡,中文字幕日本无码电影,国产亚洲精品第一区香蕉},在线观看国产区亚洲一区

Quality Management of Steel Structure Construction

Guangzhou Steel tells you: Quality Management of Steel Structure Construction

Raw materials and finished approach: note the quality of imports of steel products shall comply with the new design and contract standards. Admission test to check the main qualification documents of product quality, the Chinese flag and inspection reports (including sampling reinspection report) and the like.
Steel Welding Engineering
Fasteners connection project: Note that when ordinary bolt as a permanent attachment bolts, when the design requirements or their quality is doubtful, you should check the bolts and physical reinspection report:
Steel parts and steel parts processing;
Installation of steel structures;
Steel coating.
Guangzhou Steel remind you; Additional Notes: steel construction process for temporary reinforcement, steel members supporting its raw materials, manufacture, welding, installation, corrosion, etc. should comply with the relevant technical standards and specifications.