1. All of our material are purchased from famous mill factory to assure the quality.
2. A mill certificate issued by the mill factory with stamp and signature must be provided before unload the material in
3. Before put into production, all the material must pass the chemical and physical analysis to make sure that they
have meet the requested strength and component.
JSBS has passed the ISO 9001:2008 Quality Management System. Besides, it processes professional physical and chemical inspection lab and is equipped with X-ray detection system, ultrasonic detection system, screen display universal testing machine, photoelectric emission spectrum analyzer, as well as carbon and sulfur microcomputer analyzer etc.
To assure our products qualified ,we make some lab test before production. Example, do the test on the material mechanical property like Tensile Strength, Yield Stress, ect
Lab Test Report
Pole Top Load Test
Load Test Result
Galvanization Thick & Raw Material Thick Test
Meanwhile, we have formed a scientific and strict quality management system, which effectively and strictly guarantees the quality control of products form raw material to finished products.
Standard:Tapered Tubular Steel Pole Quality Certificate
Scope/Range:220KV and below tapered tubular steel poles
Issued By:Power Industry Power Equipment and Transmission Material Inspection Test Center