Clamp type quick-opening blind flange is suitable for the opening of pressure pipe and pressure vessel, and can realize the rapid opening and closing of the mechanical device. It is composed of blind flange cover, clamp, sub, safety interlocking mechanism, opening and closing mechanism and so on. The products made in our company absorbing the foreign advanced technology, adopting the advanced design concept, clamping and opening mechanism is compact, flexible, and on the basis of the guarantee strength to decrease the size of the shape of the product, has realized the blind flange lock, no relative rotating seal between the sealing surface, make the sealing ring is not easy to damage, ensure the reliability of the seal. The whole locking and opening process can be completed within 2 minutes by one person without special tools, thus greatly reducing the labor intensity of operation. This product is especially suitable for pig receiving and delivering device and filter equipment.

Technical parameters：design pressure≤35MPa
Operating temperature：-40～120℃
Applicable medium: oil, gas, water, chemical raw materials
nominal diameter：DN150～DN1600
Metal material: blind cover, clamp and sub are all made from 16MnⅢ .