N12 - Flow capacity and material level instrument

DB34/T 2028-2013 in English

VALID

Issued on:2013-12-16 | Implemented on:2014-01-16

DB34/T 2029-2013 in English

VALID

Issued on:2013-12-16 | Implemented on:2014-01-16

GB/T 29820.1-2013 in English

Assessment of uncertainty in calibration and use of flow measurement devices—Part 1:Linear calibration relationships

VALID

Issued on:2013-11-12 | Implemented on:2014-03-15

GB/T 29818-2013 in English

Mass flow meter based on HART protocol general specification

VALID

Issued on:2013-11-12 | Implemented on:2014-03-15

GB/T 29815-2013 in English

The electromagnetic flowmeter based on HART protocol general technical specification

VALID

Issued on:2013-11-12 | Implemented on:2014-03-15

DB37/T 2379-2013 in English

VALID

Issued on:2013-06-13 | Implemented on:2013-07-10

DB34/T 1813-2013 in English

VALID

Issued on:2013-02-04 | Implemented on:2013-03-04

GB/T 28857-2012 in English

Direct-current linear variable differential transformer (DC-DC LVDT)displacement transducers

SUPERSEDED

Issued on:2012-11-05 | Implemented on:2013-02-15

GB/T 28848-2012 in English

Intelligent gas flow meter

VALID

Issued on:2012-11-05 | Implemented on:2013-02-15

DB50/T 432-2012 in English

VALID

Issued on:2012-02-15 | Implemented on:2012-06-01