Inspection and transmission device of high pressure casting stop valve
Classification:
Release Time：2017-07-14
Inspection and testing of high-pressure casting globe valves 1. Test standards The inspection and testing of valves produced by Wuhan Xiete Valve Technology Co., Ltd. shall be carried out in accordance with the prescribed standard operations. The test of the shell pressure shall be carried out before the valve surface treatment and painting. 2.100% pressure test shall be carried out before the valve leaves the factory. The valve pressure test shall at least include the following contents: upper seal test, shell test, high pressure water seal test, low pressure gas seal test and other tests specified in the specification. 3. After the test, drain the test medium in the valve body. 4.100% of all butt welds shall be subject to X-ray inspection. For PN160 and above pressure rating valve pressure parts
Inspection and Testing of High Pressure Casting Globe Valves
1Test standard
Wuhan Xiete Valve Technology Co., Ltd. production of valve inspection and testing in accordance with the provisions of the standard operation. The test of the shell pressure shall be carried out before the valve surface treatment and painting.
2Before the valve leaves the factory100%Pressure test, valve pressure test shall at least include the following:
Upper seal test, shell test, high-pressure water seal test, low-pressure gas seal, and other tests specified in the specification.
3After the test, drain the test medium in the valve body.
4All butt welds100%proceedXRadiographic examination. ForPN160Pressure-bearing parts of valves with pressure rating aboveJB/T6440DoXRadiographic inspection.
52. The user of the product can check it at any time according to the need.
high pressure stop valve of the transmission device:
1According to the operating conditions of the stop valve, the valve operating mechanism should have sufficient torque and rigidity.
2The housing support of the operating mechanism and the parts connected with the valve body require sufficient rigidity and strength.
3The maximum force of the hand wheel of the manual operating mechanism is35Kgf(under any condition). The valve drive mechanism is required to operate smoothly in the full stroke, without jamming or beating, with high adjustment precision and accurate action.
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Wuhan Xiete Valve Technology Co., Ltd.Focus on all kinds of valves,Filter,Gas drainer,Throttle orifice plateIt is a professional manufacturing enterprise integrating R & D, production, sales and after-sales, with 20 years of rich experience in the industry. It owns the Xiete valve brand, builds the best R & D professional team in the industry, and has a number of independently designed and developed patented products. Provide customers with the bestValve function customization solution, and has successfully provided professional design customization services for many enterprises and institutions. At the same time, Wuhan Xiete Valve Technology Co., Ltd. has obtained ISO9001 quality system certification and TS special equipment license. Our product types, complete styles, quality assurance, factory direct sales, economical, convenient and fast to provide customers with one-stop service!
Address: No.5, Shuangliu Main Street, Xinzhou District, Wuhan City
24-hour service hotline: 027-89708339、027-89708619
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Address: No.5, Zhengjie, Shuangliu Street, Xinzhou District, Wuhan City, Hubei Province