'关于' LEDE GROUP

“LEDE” is dedicated in supplying best valves to the customers, the valves are researched according to the up-to-date international standard like EN1074, EN1171, EN593, MSS SP-67, ISO5752, etc. The soft-sealing gate valve and self-sealing center-line type butterfly valve can resist higher pressure with small torque. The self-sealing center-line type butterfly valve is one kind of new designed and innovative valve with micro interference between rubber disc and valve channel which can decrease the abrasion of the sealing face and increase the life of valves, with its self-sealing structure, the sealing property is proportional to fluid pressure, so the valves can resist very high pressure, at the same time, the sealing lip on the disc can remove the mud and dirt during the closing of the valves. “LEDE” has applied for patent f or self-sealing center-line type butterfly valves.

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