1. Natural material, bright and shining, hard and permanent, noble and elegant; 2, frost resistance: stone in the wet state, can resist freezing and thawing without significant damage, this performance is called freeze resistance. The water in the pores of the rock freezes when the temperature is as low as minus 20 degrees Celsius, and the water expansion in the pores is 1/10 larger than the original volume. If the rock cannot resist the force generated by the expansion, the damage will occur; 3, compressive strength: the compressive strength of stone will be different due to factors such as mineral composition, crystal thickness, uniformity of cemented material, load area, load and cleavage angle. If other conditions are the same, a dense material in which the crystal grains are fine and bonded to each other generally has a high strength. Concerned about surprises Label: Highlights and advantages of stone curtain wall Previous: Introduction to the installation method of the screen door Next: Who is responsible for the failure of the installation of the water heater? Oil and Gas Industry Steel Gate Valve Check Valve Globe valve Ball Valve Butterfly valves
RSF Valve is a leading manufacturer of oil and gas industry valves, our oil and gas industry valves production line includes API 600 gate valve, API 6D gate valve, BS1873 globe valve, BS1868 swing Check Valve , API 6D ball valve, API 609 Butterfly Valve, API 6D plug valve, API 599 Plug Valve, etc.
As well as the commodity valves, we have more than 15years experience in producting various types of engineering valves such as metal to metal seat ball valve, Cryogenic Ball Valve, cryogenic gate valve globe valve and check valve, jacket valves, etc.
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API 6D Trunnion mounted Ball Valves, Ball Valve Parts, Ball Valves Accessories, API 600 Gate Valve Types, API 594 Dual plate check valve, API 609 butterfly valve, API 599 pluge valve SUZHOU RSF VALVE CO.,LTD , https://www.rsf-valve.com