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· The shell of the mill must be made of welded steel plate elements with the following mechanical characteristics :, S- W0 F. u. j1 c L$ v
3 _* g7 |: I4 w: W
Rm ³ 360 MPa.+ Q. a! { j2 Y7 r+ k$ m
Re ³ 225 MPa.- a& {0 m) S3 r, J* u
A% > 22.9 F1 @" X6 |7 N/ ?, R# Q$ E
8 w- d& ]0 f) ~. E. u) o' aFor example, the steels that respect these values are as follows :
& W/ ^6 L. v4 P - ]" o/ p/ `6 h' ]: i
- WStE 255 : DIN 17 102 Mat 1.0462+ `9 k5 [5 c0 }0 F# F2 X; t9 ?- J
- A42CP or P265 GH : EN 10028-2 (92): M% Y& ~: n: u2 M
- H II : DIN 17 155 Mat 1.0425 |
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发表于 2007-2-25 22:54:38
发表于 2007-11-1 17:45:38
