Jinzhen Boilers strictly follow the boiler manufacturing standards and quality inspection requirements to ensure that each boiler reaches the safety level of pressure boilers before leaving the factory. The following are the detection steps:

(1). Strength calculation report with applied materials information;

(2). 100%NDT(non-destructive inspection) report of steel plate, tube and welding rod;

(3). 100% X-ray inspection(welding seam): ensure the quality of entire boiler;

(4). Hydrostatic test: ensure the standard working pressure and safety;

(5). Third-party inspection report:By Henan Boiler Inspection Institute;

(6). Passed ISO:9001 and SGS certificate.