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Industry Standard
In relief formulate of Xing of level of state of two kinds of valve
On September 9, working group of relief valve of committee of technology of countrywide valve standardization, ball valve (working group of the following abbreviation) in " the countryside of valve " Xing this world holds water. This...
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Level of new nation of 7 plastic pipe material of our country and pipe fitting i
Plastic pipe material, pipe fitting and committee of valve cent technology represented committee of countrywide standardization technology a few days ago, level of new nation of material of 7 plastic pipes and pipe fitting is carr...
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Newspaper of level of petrifaction industry state approves process work regulati
Sign up for approved management to fortify pair of oil and chemical industry standard, according to former State Bureau of Technical Supervision the 10th order releases " national level runs way " release with the 11st order " mea...
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Hair change appoint issue the petro-chemical industry standard such as 16 pump v
Recently, from the country development and reform committee learn, " furnace of ethylene splitting decomposition and make hydrogen change regulations of furnace construction technology " wait for 16 petro-chemical occupation stand...
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" length of metallic valve structure " standard content introduces
GB/T12221-2005 " length of metallic valve structure " be pair of GB/T12221-1989 and GB/T15188.1~15188.4-1994 standard edit, replace these a few standards. Main in edit change has this level: Structural length somewhat draw toge...
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Level of newest valve state and occupation standard
Administration of standardization of fundamental condition country is in charge of sectional approval to establish and the technology of accredit is organized. The first committee held water 1992, it is the 3rd at present. 46 peop...
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The expert suggests to accelerate make our country give birth to standard of cor
This morning, 2008 China biology pledges system of standard of energy technology course builds forum to be held in Shanghai. More than 100 relevant expert and enterprise delegate pledge around biology course of energy industry...
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Muti_function requirement of technology of standard of a powerful person of wate
This standard applies to nominal pressure to be PN1.0MPa - PN4.0MPa, nominal connects diameter to be DN50mm - of DN1200mm muti_function water pump dominates a powerful person or family. Ask standard technology to introduc...
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