GB/T Recommended National Standards

Carburizing steels for bearing

Issued

2016-12-30

Effective

2017-09-01

Seamless steel tubes for low-temperature-service piping

Issued

2016-12-30

Effective

2017-09-01

Hot rolled section steel

Issued

2016-12-30

Effective

2017-09-01

China ship repairing quality standard

Issued

2016-12-22

Effective

2017-01-01

China shipbuilding quality standard

Issued

2016-12-22

Effective

2017-01-01

Nanotechnology—Performance testing for laser confocal microscope Raman spectrometers

Issued

2016-12-13

Effective

2017-07-01

Silk garments

Issued

2016-12-13

Effective

2017-07-01

Precision forgings of generator claw poles—Technological design principle

Issued

2016-12-13

Effective

2017-07-01

General specifications for modular design of service robot

Issued

2016-12-13

Effective

2017-07-01