| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 13748.5-1992 |
Magnesium and its alloys--Determination of iron content--Orthophenanthroline spectrophotometric method |
$180.00 |
via email in business day |
abolished2006-01-01 ,2006-1-1,1993-6-1 |
|
| GB/T 13748.6-1992 |
Magnesium and its alloys--Determination of silicon content--Molybdenum blue spectrophotometric method |
$180.00 |
via email in business day |
abolished2006-01-01 ,2006-1-1,1993-6-1 |
|
| GB/T 13748.7-1992 |
Magnesium and its alloys-Determination of beryllium content-Solochrome cyanine R Spectrophotometric method |
$180.00 |
via email in 1~3 business day |
abolished2006-01-01,2006-1-1,1993-6-1 |
|
| GB/T 13748.8-1992 |
Magnesium and its alloys--Determination of copper content-2, 9-dimethyl-1, 10-phenanthroline spectrophotometric method |
$180.00 |
via email in business day |
superseded,2006-1-1,1993-6-1 |
|
| GB/T 13748.9-1992 |
Magnesium and its alloys--Determination of nickel content--Dimethylyoxime spectrophotometric method |
$180.00 |
via email in business day |
valid,,1993-6-1 |
|
| GB/T 13969-1992 |
Displacement type level instruments |
$150.00 |
via email in 1~3 business day |
abolished2009-02-01,2009-2-1,1993-7-1 |
|
| GB/T 17611-1998 |
Measurement of fluid flow in closed conduits-Vocabulary and symbols |
$750.00 |
via email in 1~5 business day |
valid,,1999-7-1 |
|
| GB/T 17612-1998 |
Measurement of liquid flow in closed conduits - Weighing method |
$310.00 |
via email in 1~3 business day |
valid,,1999-7-1 |
|
| GB/T 17613.1-1998 |
Measurement of liquid flow in closed conduits by weighing method - Procedures for checking installations Part 1: Static weighing systems |
$310.00 |
via email in 1~3 business day |
valid,,1999-7-1 |
|
| GB/T 17805-1999 |
Measurement of intake air or exhaust gas flow of diesel engines |
$300.00 |
via email in 1~3 business day |
valid,,2000-3-1 |
|
| GB/T 18215.1-2000 |
Electrical safty in low voltage distribution systems up to 1000 V a. c. and 1500 V d. c. -Equipment for testing, measuring or monitoring of protective measuring-Part 1: General requirements |
$390.00 |
via email in 1~5 business day |
abolished2005-10-14,,2001-5-1 |
|
| GB/T 18659-2002 |
Measurement of fluid flow in closed conduits - Methods of evaluating the performance of electromagnetic flow - Meters for liquids |
$300.00 |
via email in 1~3 business day |
superseded,2024-3-1,2002-8-1 |
|
| GB/T 18659-2023 |
Measurement of fluid flow in closed conduits—Guidance for the use of electromagnetic flowmeters |
$330.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 18660-2002 |
Measurement of conductive liquid flow in closed conduits - Method using electromagnetic flowmeters |
$300.00 |
via email in 1~3 business day |
abolished2024-03-01,2024-3-1,2002-8-1 |
|
| GB/T 18940-2003 |
Measurement of gas flow in closed conduits--Turbine meters |
$300.00 |
via email in 1~3 business day |
valid,,2003-8-1 |
|
| GB/T 20727-2006 |
Measurement of fluid flow in closed conduits - Thermal mass flowmeters |
$330.00 |
via email in 1~3 business day |
valid,,2007-7-1 |
|
| GB/T 20728-2006 |
Measurement of fluid flow in closed conduits - Guidance to the selection installation and use of Coriolis meters |
$360.00 |
via email in 1~3 business day |
abolished2022-03-01,2022-3-1,2007-7-1 |
|
| GB/T 20728-2021 |
Measurement of fluid flow in closed conduits—Guidance to the selection, installation and use of Coriolis flowmeters |
$495.00 |
via email in 1~3 business day |
valid,,2022-3-1 |
|
| GB/T 20729-2006 |
Measurement of conductive liquid flow in closed conduits - Flanged electromagnetic flowmeters - Overall length |
$50.00 |
via email in 1~3 business day |
abolished2024-03-01,2024-3-1,2007-7-1 |
|
| GB/T 21188-2007 |
Measurement of gas flow by means of critical flow Venturi nozzles |
$570.00 |
via email in 1~3 business day |
valid,,2008-5-1 |
|
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