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JT/T 240-2026Low-temperature welding of ship hull structure (English PDF)

船体结构低温焊接

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Issued by

Ministry of Transport

Level / Type

National · Recommended

Issue date

March 26, 2026

Implementation date

July 1, 2026

Scope

JT/T 240-2026 is the English-translated version of 船体结构低温焊接.

JT/T 240-2026 — This standard specifies technical requirements for welding safety, welding materials and shielding gases, pre-welding preparation, welding, post-weld heat treatment, post-weld inspection and defect repair for low-temperature environment welding of ship hull structures.

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Document preview — JT/T 240-2026

National Standard of the People's Republic of China

Replacing: JT/T 240-1995

Issued by: Ministry of Transport

What this standard covers1
Document data2

What this standard covers

This standard specifies technical requirements for welding safety, welding materials and shielding gases, pre-welding preparation, welding, post-weld heat treatment, post-weld inspection and defect repair for low-temperature environment welding of ship hull structures. This standard applies to low temperature welding of carbon steel and low alloy steel hull structures.

Document data

Supersedes the earlier edition JT/T 240-1995.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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