7. The quality control in Gantry Crane (Double girder) manufacturing process

The process documents, drawing and schemes are handed out to production department. After considering those documents carefully, the production department together with quality and check department arrange the manufacturing, control, test and acceptance.
The workers do the following works in light of the drawing:
● Prepare the material according to relevant workmanship.
● Doing the welding and make the record.
● Manufacturing refers to the workmanship technology.
● Do the record on the quality control of spare parts
● Assembly and installation
● Control the total geometry dimension and make the test record of key parts.

8. Tracing data and leaving factory data of Gantry Crane (Double girder)

●  Contract, Evaluation Documents, Drawing, Production Instructions, Installation Scheme, Material Quality Specification, Product Quality Checking Sheet, Welded Seam Detection Report, Quality Certificate of Purchased Parts.
●  Appearance file: Instruction, Installation scheme, Quality Certificate, Checking and Acceptance Report.