| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| DB31/T 214-2013 |
Review method of the energy conservation products and procedure |
$165.00 |
via email in 1~3 business day |
superseded,2023-10-1, |
|
| DB31/T 214-2023 |
Review method of the energy conservation products and procedure |
$405.00 |
via email in 1~5 business day |
valid,,2023-10-1 |
|
| DB31/T 215.1-1998 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 215.2-1998 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 215.3-1998 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 215.4-1998 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 215.5-1998 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 219-2007 |
Acceptance Specification for Generic Cabling Products and System |
|
via email in business day |
abolished2018-03-16 ,,2007-11-1 |
|
| DB31/T 219.1-1998 |
|
$225.00 |
via email in 1~3 business day |
valid,,1998-6-1 |
|
| DB31/T 220-1999 |
|
|
via email in business day |
superseded,, |
|
| DB31/T 220-2020 |
Economical operation energy saving monitoring of industrial furnace |
$165.00 |
via email in 1~3 business day |
valid,,2020-6-1 |
|
| DB31/T 221-1999 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 223-1999 |
|
|
via email in business day |
superseded,, |
|
| DB31/T 223-2020 |
Economical operation for steam heating system |
$165.00 |
via email in 1~3 business day |
valid,,2020-6-1 |
|
| DB31/T 224-1999 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 227-1999 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 228-1999 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
| DB31/T 229-1999 |
|
$105.00 |
via email in 1~3 business day |
superseded,2011-9-1, |
|
| DB31/T 229-2011 |
Mineral Heat Transfer Fluids |
|
via email in business day |
abolished2019-12-27 ,,2011-9-1 |
|
| DB31/T 230-1999 |
|
|
via email in business day |
abolished2018-03-16 ,, |
|
|
|
|
