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· The shell of the mill must be made of welded steel plate elements with the following mechanical characteristics :
$ ]& V5 p8 h1 z* s+ y# T3 _( r $ H' W2 F0 H" K8 b1 j2 C8 [: `1 p
Rm ³ 360 MPa.+ x& i* T; T5 ^# O( K) c/ E
Re ³ 225 MPa.) g: Q4 \ i# f% e
A% > 22., H; q* g! S% x+ _5 M' H: L$ A: @
- f5 W q, ~7 m0 F
For example, the steels that respect these values are as follows :
& H! d- E/ J m
7 k5 O) V0 W3 w9 H0 ~# \- WStE 255 : DIN 17 102 Mat 1.0462
" ^/ @$ i, o& C7 l- \- A42CP or P265 GH : EN 10028-2 (92)
e5 H3 Z- a+ y - 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
