Eccentric reducer refers to the reducer whose center is not on the same straight line. Its function is to stick to the wall or stick to the ground to walk the pipeline without occupying space, and it is to connect two pipes with different diameters to change the flow. Material: carbon steel: 10 #, 20 #, A3, Q235A, 20G, 16Mn, ASTM A234, ASTM A105 and other stainless steels: ASTM A403, 1Cr18Ni9Ti, 0Cr18Ni9, 00Cr19Ni10, 00Cr17Ni14Mo2, 304, 304L, 316, 316L and other alloy steels: 16MnR, Cr5Mo, 12Cr1MoV, 10CrMo910, 15CrMo, 12Cr2Mo1, A335P22, St45.8/III, A10bB