| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| DB31/T 719-2013 |
|
|
via email in business day |
abolished2019-12-27 ,, |
|
| DB31/T 72-1999 |
|
|
via email in business day |
superseded,2020-8-1, |
|
| DB31/T 72-2020 |
The configuration for operation testing and control devices for industrial boiler |
$165.00 |
via email in 1~3 business day |
valid,,2020-8-1 |
|
| DB31/T 720-2020 |
The norm of energy consumption per unit products of copper-all0yrod and bar, wire |
$225.00 |
via email in 1~3 business day |
valid,,2020-5-1 |
|
| DB31/T 721-2020 |
The norm of energy consumption per unit product of laminated glass |
$150.00 |
via email in 1~3 business day |
valid,,2020-9-1 |
|
| DB31/T 722-2019 |
Norm of energy consumption per unit product of commercial fly ash |
$150.00 |
via email in 1~3 business day |
valid,,2019-11-1 |
|
| DB31/T 723-2019 |
|
|
via email in business day |
valid,,2019-11-1 |
|
| DB31/T 724-2019 |
Norm of energy consumption per unit product of polypropylene (PP-R)pipes for hot and cold water |
$150.00 |
via email in 1~3 business day |
valid,,2019-11-1 |
|
| DB31/T 725-2013 |
|
|
via email in business day |
valid,,2013-12-1 |
|
| DB31/T 726-2013 |
Management standard for safety and energy-saving operation of smoke and heat exhaust fan |
$120.00 |
via email in 1~3 business day |
abolished2019-12-27 ,,2013-12-1 |
|
| DB31/T 727-2013 |
Energy-saving specifications for roof fan system in industrial enterprises |
$120.00 |
via email in 1~3 business day |
valid,,2013-12-1 |
|
| DB31/T 728-2013 |
Standard of economical operation management for food cold storage |
$120.00 |
via email in 1~3 business day |
superseded,2023-5-1,2013-12-1 |
|
| DB31/T 728-2023 |
Requirements of economics operation management for food cold storage |
$150.00 |
via email in 1~3 business day |
valid,,2023-5-1 |
|
| DB31/T 729-2013 |
Specifications of technical renovation for energy-saving and increase of air flow of large cooling tower |
|
via email in business day |
valid,,2013-12-1 |
|
| DB31/T 73-1999 |
|
|
via email in business day |
superseded,2020-11-1, |
|
| DB31/T 73-2020 |
Operation management and energy saving monitoring of cement grinding system |
$165.00 |
via email in 1~3 business day |
valid,,2020-11-1 |
|
| DB31/T 730-2020 |
Norm of energy consumption per unit product of parquet |
$120.00 |
via email in 1~3 business day |
valid,,2020-11-1 |
|
| DB31/T 731-2020 |
The norm of energy consumption per unit product for compensated gross ton for ship |
$150.00 |
via email in 1~3 business day |
valid,,2020-9-1 |
|
| DB31/T 732-2013 |
|
$165.00 |
via email in 1~3 business day |
valid,,2013-12-1 |
|
| DB31/T 733-2013 |
|
|
via email in business day |
valid,,2013-12-1 |
|
|
|
