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- 4Residential buildings valve failure [2009-11-4]
November 3, the reporter received a call to reflect the public Zhao, Yanji City, the west side of the original Changbai market amda apartment complex building five units, two and a half units are not hot.
Journalists immediately went to the floor of a supermarket b
- 4Should the heating valve screw die? [2009-11-4]
November 2, Shizhu Ren Zhichun Park Owners Committee to "immediately do" column group to reflect the day before she went to the Golden City Property Management Company to pay heating time-consuming, with another member of the Committee along with the owners suffered the em
- 4Dbb valve relevant standard [2009-11-3]
Ball relevant standard
Design standards GB / T 12237 "universal valve steel
dbb valve connecting flange and butt"
GB / T 15185 "dbb valve of iron and copper"
JB / T 7745 "pipeline
4Aspects of the fixed dbb valve [2009-11-3]
The characteristics of the fixed
dbb valve Automatic pressure relief feature: the valve body cavity to stay medium temperature anomalies caused by step-up, the do not pass through safety valve, w
- 4Gate valve, ball valve and globe valve [2009-11-3]
Path following pipeline control valve DN65
Gate valve:
This valve should be a threaded connection, the working pressure is 125 lbs class, Ming rod, tube conn
- 4Valve industry, the leading [2009-11-3]
Statistics show that the number of enterprises in China ranks the world's first
dbb valve, but the low-level, small-scale, family-type enterprises account for most of the workshops. Due to redundant construction, tec
- 4Pump Myth - dbb valve [2009-11-3]
Following the development of the domestic manufacturing industry's largest air valve size, semi-
ball valve,
plug valves, the Zhengzhou City Butterfly Door Co., Ltd. Cheng trial a few days ago the succe
- 440 Winn enterprise "gold rush" in the Near East [2009-11-2]
By the newspaper and the City Foreign Trade Bureau of International Investment Promotion Center jointly launched the "Find Business Near and Middle East to help the foreign trade enterprises winter" activities, since the July 29 release "In Search of Near and Middle East E
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