Certificate Directory
ESTN Metal Engineering Pte Ltd
Product category:
STL Certificate Of Conformity
COC Number:
STL-COC-Z0020
Issue Number:
02
Product:
Cast Iron Pipes & Fittings
Brand / model:
SMU / SMU-S ZN (Pipes) & SMU S (Fittings)
Status of COC / Date:
Current / 02-Mar-2027
Date of issue:
3-Mar-2023
Date of revision:
10-Apr-2025
Date of expiry:
2-Mar-2027