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JT/T 1231-2018Surface supplied diving mask (English PDF)

水面供气式潜水面罩清晰版

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Issued by

Ministry of Transport

Level / Type

National · Recommended

Issue date

August 29, 2018

Implementation date

December 1, 2018

Scope

JT/T 1231-2018 is the English-translated version of 水面供气式潜水面罩清晰版.

JT/T 1231-2018 — This standard specifies the composition, technical requirements, test methods, inspection rules, and requirements for marking, packaging, transportation and storage of surface air supply diving masks.

This standard is applicable to all kinds of surface air supply diving masks used under the conditions of diving depth not exceeding 300m, gas supply residual pressure 0. 6~1.

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Document preview — JT/T 1231-2018

National Standard of the People's Republic of China

ICS: 03.220.40
Classification: R 53

Issued by: Ministry of Transport

What this standard covers1
Document data2

What this standard covers

This standard specifies the composition, technical requirements, test methods, inspection rules, and requirements for marking, packaging, transportation and storage of surface air supply diving masks. This standard is applicable to all kinds of surface air supply diving masks used under the conditions of diving depth not exceeding 300m, gas supply residual pressure 0. 6~1. 4MPa, and gas supply flow rate greater than 500L/min.

Document data

International classification (ICS): 03.220.40.

Chinese classification (CCS): R53.

Estimated length of the Chinese original: 14,158 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 9 pages — is available in the English PDF.

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