din pn6-pn40 flange
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Lap Joint Flanges
The lap joint flange is a kind of steel part, which is often used as a connection change. The product standard is GB/T 9120-2010. Flange can be divided into five basic types according to the way of connection with the pipe: flat welding flange, welding flange, thread flange, socket welding flange, lap joint flange. There are many types of sealing faces for flanges. Commonly used are face (RF), concave (FM), convex (M), face (T), groove (G), full plane (FF), ring connection. Face (RJ). The lap joint flange is actually equivalent to the combination of two flanges.
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