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The blind flange is also called the 8-word blind plate, as its name implies, its shape is like 8 words, it is a blind plate at one end, the other end is a combination of throttle ring, in the transport of fluid, the use of throttle ring, cut off when the use of blind plate, a bit like the role of sh
International Children’s Day is scheduled for June 1 every year. In commemoration of the leditzer massacre on June 10, 1942 and all the children who died in the war all over the world, we oppose the maltreatment and poisoning of children, and safeguard the rights of children.In November 1949, the In
Carbon steel elbow is a kind of elbow that can improve the temperature of warmth, which is often used in people’s daily life, which has been widely accepted and used. Carbon steel elbow universal use and construction, in the laying of the decoration and piping, it is very good to ensure the normal a
