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Flange ZY-LOC ( Pipe fittings): For high pressure flange, we applied the national patent (ZY-loc), in the world, only 4 companies can make this, and the other 3 are: USA Grayloc, UK Vector, and Italy Galperti.WeR&D this new pipe connectorand our productsare highly appraised by our customers. Application: l ZY-loc (high pressure flange pipe fittings) has application in a wide range of industries: l Oil& Gas Production l Petroleum Refining l Chemical Processing l Aerospace Manufacturing l Fossil& Nuclear power Generation l Shipping and Synthetic fuel processing Conponents: 1. The seal ring 2. Two hubs: 3. Clamps: 4. Four sets of bolts Advantages: Different from traditional flange, ZY-loc has its own overwhelming advantages: 1.The size is reduced in same work conditions and the weld neck is shortened. 2.More light, save space , more compact of the structure 3.The seal is formed between metal and metal. That is not only beneficial of the self-sealing and also reinforcing in the structure; 4.Much better in obdurability. 5.Easy to install. 6.More less installation moment. 7.Economic storage.