When we purchase stainless steel seamless elbows, the most important point is quality. Qualified quality is related to our subsequent use experience. One of the things that can prove the quality of seamless elbows is the product-related qualification certificate. The qualification certificate with gold content has strict regulations on the raw materials of stainless steel seamless elbows and every process and production environment in the whole production process. If the standard requirements are not met, the certificate cannot be certified.
So what are the quality certifications for stainless steel seamless elbows? We can judge the quality of stainless steel seamless elbows based on these.
1. “Special Equipment Manufacturing License”
The special equipment manufacturing license can only be owned by the manufacturing unit that has obtained the manufacturing license, and it is issued by the General Administration of Quality Supervision, Inspection and Quarantine. Valid for four years. Users can also inquire about the relevant information of the certificate on the China Special Equipment Public Information Network.
2. ISO international quality certification
Check whether the manufacturing unit has passed the ISO international quality certification.
After the audit is completed, the on-site inspection will be conducted. This can greatly reduce our selection error rate.