Our Customers Purchase Blind Flanges From Our Company, Blind Flanges Have Huge Demand in The National Market.

Blind Flanges are also called blind boards, The real name is Practice Langay, Is the middle flange with no holes, For pipe blocking, There are many kinds of forms of sealing surface, Blind flanges are flat, convex surface, roughness, tongue and groove face, Ring surface, Blind flanges are intermediate flanges without holes, For sealing off the pipe openings, The function is the same as the head and pipe cap, Only the blind plate flange seal is a removable sealing device, And the seal of the head is not ready to open again, There are many forms of Blind Flanges sealing surface, Plane surface, convex surface, roughness, Tenon and groove surfaces and ring joints, The Blind Flanges is made of carbon steel, stainless steel, alloy steel, wait a minute. Blind plate flange isolation, cut off the role, and sealing head, pipe cap, welding plug plays the same role, because the Blind Flanges sealing performance is good, for the need for complete isolation system, flange manufacturers are generally as a reliable isolation means.
Plate blind Flanges is a solid circle with a handle, used for the usually in the condition of isolation system, and Figure 8 blind Flanges, shaped like 8 words, one end is the throttle ring, but the same diameter and the pipe, not throttled, Figure 8 blind Flanges, easy to use, need to isolation, use blind end, normal operation, throttle loop end, can also be used to fill in the installation gap of the pipeline blind plate, another characteristic is obvious, easy to identify the installation state.
Blind flange can be designed and produced in strict accordance with the US standard ANSIB16.5, ANSIB16.5, ASME B16,47.ASME B16.48.ASME B16.36 API 6A, AWWA C207, German standard EN1092-1, EN10795, Japanese standard.