Certificate Directory
Ductile Pte Ltd
Product category:
STL Test Certificate
COC Number:
TC-J0192
Issue Number:
03
Product:
Heavy Duty Ductile Iron Manhole Cover & Frame
Brand / model:
DA / Grade A1 400
Status of COC / Date:
Current / 24-Sep-2026
Date of issue:
25-Sep-2020
Date of revision:
09-Oct-2024
Date of expiry:
24-Sep-2026