ISO 17712 Freight containers – Mechanical seals

Classifies container seals as indicative (I), security (S) or high security (H) according to their strength and tamper evidence. High-security seals are the norm for international shipments.

CodeISO 17712Issued byISOFieldContainer security

What it covers

Physical strength classes, tamper-evidence and manufacturer requirements.

Key points for fabricators

Record the seal number on the packing list and B/L; check it on arrival.

How PEB Studio supports it

Sealing requires entering the seal number twice; site receiving confirms “Seal intact” or “Seal mismatch” on arrival.

This page is a summary for orientation. Always work from the edition of the standard named in the project specification.

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01 Nov 2026 更新

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