中国·以诚为本赢在信誉9001cc(股份有限公司)-Weixin百科

PERFECT WORKMANSHIP STANDARDS

PERFECT WORKMANSHIP STANDARDS

For each type of double wall pipe, from 100% traceable of each component, assembly, welding, Non-Destructive Test, pressure test, passivation, helium detection, packaging and shipping, double wall pipe installation, to vacuum and other key processes all have standard operating procedures.