Lantern Festival is a traditional festival in China. The formation of the custom of Lantern Festival has a long process, which is rooted in the ancient custom of turning on lights and praying for blessings. Turning on the lights and praying for blessings usually begins on the 14th night of the first month. On the

PVC butterfly valves are ideally suited for flow control using minimal piping space. They are resistant to a wide range of chemicals and offer excellent flow characteristics ·EDPM O rings ·Pressure rating PN10 ·Ideally suited for flow control using minimal piping space ·Resistant to a wide range of chemicals ·Excellent flow characteristics ·Sizes from 2″

PP clamp saddle is specially designed for tapping connections from Service Main. Clamp Saddles have quite different structures and are consist of two parts, (Base and Upper Part). Both pieces are made of Polypropylene. According to their sizes, clamp saddles may have two, four, or six bolts. PN10 Material: PP 0 ring NBR 70 sh

The phrase “National Day”, which originally referred to the matter of national festival, can be traced back to the west Jin at the earliest stage. Lu Ji, a writer in the Western Jin Dynasty, once recorded in his article on the fifth class princes that “the National Day is only for its benefits, and the

A revolutionary progress has taken place in the field of pipeline in this century, namely “replacing steel with plastic”. With the rapid progress of polymer materials science and technology, the deepening of the development and utilization of plastic pipes and the continuous improvement of production technology, plastic pipes show their excellent performance incisively and vividly.

High density polyethylene (HDPE) is a white powder or granular product. Non toxic, tasteless, crystallinity 80% ~ 90%, softening point 125 ~ 135 ℃, service temperature up to 100 ℃; Hardness, tensile strength and creep are better than those of low density polyethylene; Good wear resistance, electrical insulation, toughness and cold resistance; Good chemical stability,

Wedge gate valve is a kind of gate valve. It is named because its sealing surface forms an angle with the vertical centerline, that is, the two sealing surfaces form a wedge. Generally, for gate valves with wedge-shaped sealing surfaces, the angles between the sealing surface and the vertical centerline are 2 ° 52 ‘,