JT/T 550-2022 Active

JT/T 550-2022 Marine Piston Air Compressor Repair Technical Requirements

This standard applies to the repair of water-cooled or air-cooled piston air compressors on inland waterway vessels with a rated discharge pressure of no more than 3 MPa.

Publish Date: 2022-09-13

JT/T 324-2022 Active

JT/T 324-2022 Car spray booth

This standard applies to the design, production, inspection, and use of automotive spray and baking paint booths. Paint spray and baking booths for other purposes may refer to this standard for use.

Publish Date: 2022-09-13

JT/T 1452-2022 Active

JT/T 1452-2022 Submarine salvage terms

This standard is applicable to diving salvage and underwater operations, as well as related production, teaching, scientific research, and management activities.

Publish Date: 2022-09-13

JT/T 1451-2022 Active

JT/T 1451-2022 JT/T 1451-2022 Design Technical Requirements for Lift System of Bridge Frame in Jaw Dredger

This standard applies to the design and manufacture of the bridge lifting system of dredgers with cable-operated suction dredges.

Publish Date: 2022-09-13

JT/T 1450-2022 Active

JT/T 1450-2022 Pre-stressed carbon fiber plate (strand) for bridges with external beam

This standard applies to the production, inspection, and installation of external reinforcement bars made of pre-stressed carbon fiber sheets (reinforcing bars) used for strengthening and reinforcing bridge structures.

Publish Date: 2022-09-13

JT/T 1449-2022 Active

JT/T 1449-2022 Anti-glare net

This standard applies to the production, inspection, and use of anti-glare nets for highways. Anti-glare nets used in urban roads and other places can be referenced for use.

Publish Date: 2022-09-13

JT/T 1448-2022 Active

JT/T 1448-2022 Road tunnel airblast fan

This standard applies to jet fans used in highway tunnel ventilation systems.

Publish Date: 2022-09-13

JT/T 1447-2022 Active

JT/T 1447-2022 Operational vehicle low-speed driving assistance system performance requirements and testing procedures

This standard applies to the low-speed driving assistance systems installed in M1 and N1 class commercial vehicles.

Publish Date: 2022-09-13

JT/T 1446-2022 Active

JT/T 1446-2022 Performance requirements and testing methods for forward collision mitigation system for operation vehicles

This standard applies to forward collision mitigation systems installed on commercial vehicles operating on highways and urban roads.

Publish Date: 2022-09-13

JT/T 1445-2022 Active

JT/T 1445-2022 The technical requirements for an AIS-based underwater life detection and search system

This standard applies to the development, production, use, and management of waterborne life detection and search systems and related equipment.

Publish Date: 2022-09-13

JT/T 1444-2022 Active

JT/T 1444-2022 The limit and measurement methods for fuel consumption of natural gas-powered passenger vehicles

This standard applies to operational passenger cars that use natural gas as the sole fuel and have a maximum gross weight of more than 3,500 kg.

Publish Date: 2022-09-13

JT/T 1443-2022 Active

JT/T 1443-2022 JT/T 1443-2022 Technical Requirements for Cold Chain Transportation Monitoring and Management Platform

This standard applies to the construction, management, and application of monitoring platforms and local supervision service platforms for cold chain transportation enterprises.

Publish Date: 2022-09-13