We're a professional enterprise specialized in manufacturing& erecting public steel buildings like large span, multi-story, high-rise etc., and industrial steel buildings like warehouse, industrial workshop, support of power plant, oil ocean platform etc.
Chief Steel owns professional teams &equipment, about 45,000sqm area production facility and annual 30,000 tons production
capacity, devoting itself to high quality production export business with technical requirements of American, Europe, Australian standard etc. besides China standard.
Chief Steel had provided comfortable professional service to customers in many China and overseas landmark buildings, established good cooperation relationship with customers depending on perfect contract performance including schedule and
quality etc. Chief Steel is a member of Shanghai Metal Construction Trade Association, Shanghai Welding Association and China Construction Metal Structure Association.
Equipment
Products
Flow Chart
Quality Control
The company concentrates on the quality control of products since its establishment ,and in 2011 passed the ISO9001:2008 international quality system certification. It formulated the perfect quality assurance system files. In the project construction, We will be in strict accordance with the company's quality system documents, realize the request of the quality manual and the function of the quality system, ensure the quality system normal operation, put an end to all the major quality accident, and do excellent project.
The key point of quality control
To ensure the production of engineering component in plant is in the effective operation of the quality
management system. The key point of quality control in steel structure production process at factory
as shown in below:
1) Raw material quality control;
2) Parts cut, hole manufacture quality control;
3) Prior to welding quality control;
4) Welding process quality control;
5) NDT for welds quality control;
6) Final components dimensional control;
7) Pre-assembly dimensional control;
8) Surface treatment quality control;
9) Painting quality control;
10) Packaging quality control;
11) Transportation control;
Audited Supplier 
){kind=link}