PMS description
                                                        5m
                        15 m
   400 tons x 2 (approx.)
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   PMS description
                            Inner-Plate (S235 / 75mm)
                        Spacers (SS 304 / Ø150mm)
                 Neutron-Shielding (HDPE / 100mm)
              HDPE is wrapped in a stainless steel sheet 
                Outer-Plate (S235 / 75mm)
        Gamma-Shielding (Lead / 24mm)
    Lead is wrapped in a stainless steel sheet 
   Structure (S355 / HEM beams )
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                                                          3
   Steel Material – Structural req.
       EN 10025-2 S235 
       + 
       RCC-MR Product procurement specification RM 1135 
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                                                          4
      Lamination requirement for 
      the ferromagnetic plates 
      The  lamination  direction  shall  correspond  to 
      the  Z  direction  for  the  Side-PMS,  the  Front-            HVB-PMS
      PMS, and Rear-PMS; 
      For  the  Top-PMS  and  Bottom-PMS,  the 
      lamination direction shall correspond to the Y                                                            Z  Top-PMS
      direction.
      The lamination direction must be marked for                                                                 Y
      each plate.                                                                         Top-PMS
      The manufacturing shall follow the direction of 
      the lamination as shown in figures beside.
                                                                            Top-PMS
      The plates shall be produced following: 
                                                                    Front-PMS
      EN 10163-1 and EN 10163-2: 
      Delivery requirements for surface condition of                                                                 Side-PMS
      hot-rolled steel plates, wide flats, and sections.
                                                                                                 Side-PMS
      NF EN 10025-1 and NF EN 10025-2:
      Hot rolled products of structural steels.                     Bottom-PMS
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                                                                                                                                5
 Steel material – Magnetic requirements
  Magnetic requirement for the ferromagnetic plates 
               S235 Magnetization Curve
             2                                           Requirements
                                                         The S235 shall have a curve higher or equal B-H curve given.
           1.5                                           To validate this property, the following tests shall be made:
        )                                                Two specimens taken from different plates for each casting production 
        T    1                                           shall be tested.
        (                                                 the following curves shall be recorded:
         
        B                                                    •  Magnetization curve;
           0.5                                               •  Hysteresis cycle (1Hz);
                                                             •  Magnetic permeability curve at least up to 2.5T.
             0
              0   1000 2000 3000 4000 5000 6000 7000
                          H (At/m)
                                                                       H          μ          B
                                                                     (A/m)     (10-6.H/m)    (T)
                 µ-B curve of S235 steel                             1.41891    134.5999   0.000240
       2000                                                          2.83173    137.7002   0.000490
                                                                     7.10892    150.0006   0.001340
       1500                                                          14.1789    172.3006   0.003070
       )
       m                                                             70.8513    366.6005   0.032640
       /                                                             141.724    715.3994   0.127410
       1000                                                          207.593    1149.994   0.299998
       H
       (                                                             283.428    1569.806   0.559112
        
       μ500                                                          337.601    1649.993   0.699996
                                                                     940.461    1100.004   1.30001
                                                                     1417.08    817.7957   1.45629
         0                                                           2834.13    460.3992   1.63970
          0   0.2  0.4  0.6  0.8  1   1.2  1.4  1.6  1.8
                            B (T)                                    5669.49    248.1999   1.76830
                                                                     7085.68    203.4008   1.81111
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