| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 12246-2006 |
Pilot operated pressure reducing valves |
$224.00 |
immediately |
valid,,2007-5-1 |
|
| GB/T 12247-1989 |
Automatic steam trops-Classification |
$184.00 |
via email in 1~3 business day |
superseded,2016-7-1,1990-1-2 |
|
| GB/T 12248-1989 |
Automatic steam traps-Definition of technical terms |
$180.00 |
via email in 1~3 business day |
superseded,2006-1-1,1990-1-2 |
|
| GB/T 12249-1989 |
Automatic steam traps-Definition of technical terms |
$180.00 |
via email in business day |
valid,,1990-1-2 |
|
| GB/T 12250-1989 |
Automatic steam traps. Face-to-face dimensions |
$180.00 |
via email in 1~3 business day |
abolished2006-01-01 ,2006-1-1,1990-1-2 |
|
| GB/T 12250-2005 |
Automatic steam traps—Term,Marking,Face-to-face dimensions |
$160.00 |
via email in 1~3 business day |
superseded,2024-7-1,2006-1-1 |
|
| GB/T 12250-2023 |
Automatic steam traps—Marking |
$105.00 |
immediately |
valid,,2024-7-1 |
|
| GB/T 12251-1989 |
Automatic steam traps-Test method |
$375.00 |
via email in 1~3 business day |
abolished2006-01-01,2006-1-1,1990-1-2 |
|
| GB/T 12251-2005 |
Automatic steam traps—Test methods |
$80.00 |
immediately |
valid,,2006-1-1 |
|
| GB/T 12337-2014 |
Steel spherical tanks |
$1170.00 |
via email in 1~5 business day |
superseded,2023-5-1,2015-2-1 |
|
| GB/T 12337-2014/XG1-2022 |
Steel spherical tanks, includes Amendment 1 |
$1170.00 |
via email in 1~5 business day |
valid,,2023-5-1 |
|
| GB/T 1236-2000 |
Industrial fans-Performance testing using standardized airways |
$2120.00 |
via email in 1~5 business day |
abolished2018-05-01,2018-5-1,2001-2-1 |
|
| GB/T 1236-2017 |
Industrial fan―Performance testing using standardized airways |
$2650.00 |
via email in 1~5 business day |
valid,,2018-5-1 |
|
| GB/T 12385-1990 |
Test method for sealing characteristics of gaskets for pipe flanges |
$90.00 |
via email in 1~3 business day |
abolished2008-11-01,2008-11-1,1991-7-1 |
|
| GB/T 12385-2008 |
Standard test method for sealability of gaskets for pipe flanges |
$80.00 |
via email in 1~3 business day |
to be abolished2025-10-01,2025-10-1,2008-11-1 |
|
| GB/T 12459-1990 |
Steel butt - welding seamless pipe fittings |
$360.00 |
via email in 1~5 business day |
abolished2005-08-01,2005-8-1,1991-5-1 |
|
| GB/T 12459-2017 |
Steel buttwelding pipe fittings—Types and parameter |
$300.00 |
immediately |
valid,,2017-9-1 |
|
| GB/T 12621-1990 |
Test method for stress relaxation of gaskets for pipe flanges |
$135.00 |
via email in 1~3 business day |
abolished2008-11-01,2008-11-1,1991-10-1 |
|
| GB/T 12621-2008 |
Standard test method for stress relaxation of gaskets for pipe flanges |
$210.00 |
via email in 1~3 business day |
valid,,2008-11-1 |
|
| GB/T 12622-1990 |
Test method for compressibility and recorery of gaskets for pipe flanges |
$75.00 |
via email in 1~3 business day |
abolished2008-11-01,2008-11-1,1991-10-1 |
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