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15

2018-12

【Industry trends】 Experts: there is a "trick" to judge the leakage of vacuum valve

Step 1: gate valve leakage, energy consumption accounting "know". The energy consumption accounting done by the device every day is the same as that of yesterday.
08

2018-12

【Industry trends】 The 13th China international symposium on urban water resources development and the exposition on new technologies and equipment

On November 29, 2018, the 13th China urban water affairs development international seminar and new technology and equipment expo was held in chongqing yuelai international convention and exhibition center as scheduled.
01

2018-12

【Industry trends】 The Ministry of Industry and Information Technology approved four valve standards to be implemented on December 1, 2018.

The Ministry of Industry and Information Technology recently approved a number of industry standards, of which four valve standards will be implemented on December 1, 2018.
24

2018-11

【Technical article】 Cause analysis of defects in valve casting during production

1. The stomataThis is a small cavity formed by the gas that cannot be escaped from the metal during solidification. Its inner wall is smooth and contains gas, and it has a high reflectivity to ultrasonic wave.
17

2018-11

【Industry trends】 Serious leakage valve brings back to life

On the morning of November 10, several young people wearing red overalls were sweating around a replaced valve on the YT2-10H well site of the second production area of No. 1 Oil Production Plant of Northwest Oilfield.
10

2018-11

【Industry trends】 Hualong No. 1 serious accident relief valve and other important valves passed the national appraisal smoothly

Recently, the China Machinery Industry Federation and the China General Machinery Industry Association organized in Dalian a swing-start type of pressure relief valve with operation device for serious accidents...
03

2018-11

【Industry trends】 2018 the Sixth China International valve technology development forum was held in Shanghai.

On the afternoon of October 26, the 6th China International Valve Technology Development Forum was held in Conference Room 1 of Shanghai World Expo Exhibition Hall.
27

2018-10

【Industry trends】 The 2nd China Pump and Valve Town Exhibition and the 13th Wenzhou (Golden Eagle) Pump and Valve Exposition were grandly held.

Autumn is the golden season. On this harvest-filled day, we are honored to have the opportunity to meet and witness the 2nd China Pump and Valve Township Exposition and the 13th Wenzhou (Golden Eagle) Pump...
20

2018-10

【Industry trends】 Henan oilfield invented small tools to solve the problem of gate falling off

"Since the invention of Zhao technicians, the gate to take out the device, take out the gate has not been difficult, it is really effective and safe and labor-saving, an annual effect of more than 35,000 yuan. On October 11, Xiao Xingwen, an...
13

2018-10

【Industry trends】 A valve company in Nanan forged 50 7 inspection reports and was fined for investigation and punishment.

The forged product inspection report is also stamped with the company seal to provide to the customer. Recently, the Nan'an Market Supervision and Administration Bureau investigated...

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