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 [2016-09-17] Sedelon®Pressure Seal Gate Valve [2016-09-17]Sedelon Valve Provide a lot of Pressure Seal Valves,Today we main talk about Pressure Seal Valves.
Pressure Seal Gate Valves are suitable for the nominal pressure PN20.0 ~ 32.0 Mpa (900 lb to 2500 lb) and P (54) 100 v ~ P(57)170 v ,working temperature 540 ℃ or less (P (57) 170v of whom working temp... |
 [2016-08-16] Heat treatment for Sedelon Valves [2016-08-16]Heat treatment for Sedelon Valves
Heat treatment is a method used to alter the physical, and sometimes chemical properties of a material. The most common application is metallurgical.
It involves the use of heating or chilling, normally to extreme temperatures, to achieve a desired result such a... |
 Forged steel flange globe valves are the valves whose disc move along the valve seat center-line when closing and opening.
Regarding these kinds of valves , the most obvious advantage is: In the process of opening and closing, due to the friction between the disc in the valve sealing surface i... |
 [2016-06-24] API598 Inspection and Testing [2016-06-24] API598 Inspection and Testing
Inspection Range: This standard covers the inspection, test, complementary inspection and pressure test of Gate, Globe, Check, Ball, Butterfly and Plug valves.
Testing Types:
A shell test
B backseat test
C low pressure seal test
D high pressu... |
 [2016-06-11] Lift Check Valve [2016-06-11]Sedelon®Lift Check Valve
Sedelon Valve Provide a lot of Check Valves,Today we main talk about Lift Check Valves.... |