Changzhou Jade-bearing Co.,Ltd is one of the top level CNJDB combined bearings for heavy loads adjustable from outside for steel sections manufacturers and suppliers in China,Website:http://www.jadebearing.com, welcome to buy cheap combined bearings for heavy loads adjustable from outside for steel sections from our factory.Combined bearings for high loadsTechnical Sheet:CNJDBZZDimensionsLoad ratingsdmmDmmBmmHmmH1mmC1mmd 1mmSmmrmmCKNCoKNCAKNCoAKNMR41807017051109.784.749.79811.2419536085130MR418180185471007549.711515323544085130MR418211022060115907015013.55365720105230MR418313026060120958018418.554751000165280MR418415026080135110801871055651300165280MR418514030080140110861901085501275195335MR4186140315892401201002401087851690225390MR4187140340891501201002401087851690225390MR418817039011820015010024211810752535225390Raw Materials:Outer RingsSteel UNI 16CrNi4 casehardened and tempered Final surface hardness 62+/-2 HrcInner RingsSteel UNI100Cr6 hardened and tempered Final surface hardness 62+/-2 HrcRolling ElementsSteel UNI 100Cr6 hardened and tempered Final hardness 62+/-1 HrcMain StudFe52C annealed to be easily weldedDimensional Tolerances,Clearances,Load Factors:TolerancesAccording to DIN 620Tolerance ClassP "0".Radial ClearanceAccording to DIN 620Load RatingsAccording to ISO 76 and ISO 281