不锈钢一般公差
DIN 28007-1 Jul 1986
Page 3
Datum line of top end plate
Datum line ofcolumn
Figure 1Figure 2Figure 3
Figure 4
1)
Figure 5
Flatness tolerance (see explanatory notes): Between any two points on the sealing face and normal to this face thereshall be no difference in height exceeding 0,1 % of its shorter distance as developed in cirumferential direction.