管道焊接识图.pptx

ORIENTATION TRAINING Pipe Connect to the life 3 ORIENTATION TRAINING DIRECTIONs 方位 PROJECTION PLAIN 投影平面 FLANGE ORIENTATION 法兰方位 LEVEL GAUGE USAGE 水平尺的使用 TRIANGLE CALCULATIONs 三角函数计算 ELBOW RADIUS CALCULATIONs 弯头半径的计算 SOCKET WELD GAP 承插焊的间隙 CONTENT 目录 4 ORIENTATION TRAINING DIRECTIONs NORTH (N): ……….北 SOUTH (S): ………..南 EAST (E): ………..东 WEST (W): ………..西 UP (U): ………..上 DOWN (D): ……….下 5 ORIENTATION TRAINING DIRECTIONs NORTH SOUTH WEST EAST UP DOWN WEST EAST SOUTH NORTH UP DOWN 6 ORIENTATION TRAINING DIRECTIONs UP NORTH WEST NORTH NORTH WEST NORTH UP 7 ORIENTATION TRAINING PROJECTION PLAIN 投影平面 HORIZONTAL and VERTICAL projection plains are used. 我们使用水平和垂直投影平面来表示 HORIZONTAL projection plains are used for to show the angle and orientation on the flat position. 水平投影面常用于表示在水平方向上的角度 VERTICAL projection plains are used for to show the angle and orientation on the upright position. 垂直投影面常用于表示在竖直方向上的角度 8 ORIENTATION TRAINING WEST NORTH 1523 246 246/1523=STan=9.17º ITEM 4 (ELBOW) SHALL BE TURN FROM WEST TO NORTH 9.17° ITEM 4 (ELBOW) 需要从西往北旋转9。17° 9 ORIENTATION TRAINING EAST UP 10 ORIENTATION TRAINING FLANGE ORIENTATION 法兰的方向 11 ORIENTATION TRAINING FLANGE ORIENTATION 法兰的方向 45 º 22.5º 22.5º 45º 12 ORIENTATION TRAINING LEVEL GAUGE USAGE One of the main reason of the orientation mistakes is wrong level gauge usage. 方位错误的其中一个主要原因就是错误使用水平尺。 UP NORTH SOUTH 44º DOWN 44º up from North To determine angles which positioned from axial to up, level gauge shall be used like above. 要确定坐标轴向上旋转的角度，水平尺使用方法如上图所示。 13 ORIENTATION TRAINING LEVEL GAUGE USAGE UP NORTH 44º DOWN SOUTH To determine angles which positioned from axial to down, level gauge shall be used like above. 要确定坐标轴向下旋转的角度，水平尺使用方法如上图所示。 44º down from North 14 ORIENTATION TRAINING LEVEL GAUGE USAGE 水平尺的使用方法 47º 15 ORIENTATION TRAINING LEVEL GAUGE USAGE 水平尺的使用方法 43º 16 ORIENTATION TRAINING TRIANGLE CALCULATIONs 三角函数的计算 17 ORIENTATION TRAINING ELBOW RADIUS CALCULATIONs 弯头的半径计算