材质：Q345E  16Mn 等\

Material: Q345E  16Mn etc.

ASTM             GB                     EN 

5140              40Cr                  41Cr4       风机主轴轴承Fan main shaft bearing

GRade50          Q345D                 S355J2      风电法兰、风电塔筒 wind power flange, wind tower drum

1053              50Mn                  C50               回转支承用锻环Slewing bearing

1030              30Mn                  C30               回转支承用锻环Slewing bearing

S316             0Cr17Ni12Mo2         X5CrNiMo17-12-2     压力容器法兰、管道法兰pressure vessel flange , pipe flange

S321             0Cr18Ni10Ti           X6CrNiTi18-10

S31803           022Cr22Ni5Mo3N      X2CrNiMoN22-5-3

                   16Mn                                      环形结构件  压力容器法兰      ring structure  pressure vessel flange

                 20CrMnMo                                  偏航变桨齿轮   齿圈yawing and variable pitch gear       gear ring         

                    7075                                       铝合金aluminium alloy

尺寸：最大Φ9000mm

Dimensions:  MaxΦ9000mm