· The shell of the mill must be made of welded steel plate elements with the following mechanical characteristics :" Q9 O* g7 D/ N- H J
0 C2 p) q8 u6 V& F% A0 U
Rm ³ 360 MPa. 3 M, @! q- |& f* j; f4 ^Re ³ 225 MPa. & [2 B4 }$ z+ t. A4 T* s* g' uA% > 22. Y% n$ ?( H, ?7 G# ^! k* S . A6 n* |5 a. }7 ~! N- y8 E
For example, the steels that respect these values are as follows :9 F( c6 c; Z& Q2 E! ~& e
* Y8 O; c9 ~" V: [
- WStE 255 : DIN 17 102 Mat 1.0462 ; @( C3 h9 x5 ?' b# [5 s' @- A42CP or P265 GH : EN 10028-2 (92) ; `) S: e* E! { - H II : DIN 17 155 Mat 1.0425
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发表于 2007-2-25 22:54:38
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