1) Certificat de fourniture de matières premières, garantie de qualité, certificat d'essai de l'usine
2) Trois inspections: matières premières, pression, mesure de la taille, emballage et finition
3) Durée de garantie: dans un délai d'un an à compter de la réception de la marchandise
4) Emballage avec tapis en plastique, papier imperméable, agent de séchage/séchage et bouchon en plastique
Pour les tubes légers et courts, nous utilisons le boîtier en bois exporté.
Pour les tubes lourds et longs, on utilise un boîtier en bois.
En haut de l'emballage, on soude plus d'acier carré pour le protéger.
- Certificate Number:CNBJ313063-UK
- Issue Date:2020-10-26
- Expiry Date:2024-11-25
- Scope:Manfacture of fin tubes (L fin,LL fin;KL fin;G fin; Extruded fin;HFW fin)
- Issued By:Bureau Veritas
- Certificate Number:016SH19E31154R1M
- Issue Date:2016-08-18
- Expiry Date:2024-08-25
- Scope:Manfacture of fin tubes (L fin,LL fin;KL fin;G fin; Extruded fin;HFW fin)
- Issued By:CNAS
- Certificate Number:016SH19S30213R1M
- Issue Date:2016-08-18
- Expiry Date:2024-08-17
- Scope:Manfacture of fin tubes (L fin,LL fin;KL fin;G fin; Extruded fin;HFW fin)
- Issued By:CNAS
- Certificate Number:CN038017
- Issue Date:2014-10-28
- Expiry Date:2024-10-25
- Scope:Manufacture of Fin Tubes Aluminum Materials and Single and Bi-metal Fin Tubes (L Fin,LL Fin, KL Fin,G Fin,Extruded Fin)
- Issued By:Bureau Veritas
- Certificate Number:No.04222S20055R1M
- Issue Date:2022-08-31
- Expiry Date:2025-08-17
- Scope:THE MANUFACTURING AND RELATED ACTIVITIES OF HEAT EXCHANGING TUBES,SINGLE AND DOUBLE EXTRUDED TYPE FIN TUBES AND SO ON
- Issued By:Shanghai Certification Center of Quality Technology (Address: No.627,Yongjia
- Certificate Number:NO.04222E20071R1M
- Issue Date:2022-08-31
- Expiry Date:2024-08-17
- Scope:THE MANUFACTURING AND RELATED ACTIVITIES OF HEAT EXCHANGING TUBES,SINGLE AND DOUBLE EXTRUDED TYPE FIN TUBES AND SO ON
- Issued By:Shanghai Certification Center of Quality Technology