KR1 SP in Spec

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KR1 SP in Spec Powered By Docstoc
					                                   B.D.K. RACE ENGINEERING.
Material Spec’
Cast Analysis
      Cast No                        C          Si        Mn               P          S              Cr             Mo          Ni        Cu
      A5412A                       .155        .28        .42            .008       .0020           1.11            .21        3.95       .13
Surface hardness.
                             Test No          Ingot Id          Ingot Pos          Hardness                        Hardness
  Units                                                                           HBW10/3000                      HBW10/3000
  Result                     903444                                                  236                             246
Delta Ferrite Count, Tested to ASTM E562
Etchant, Vilellas Reegent, Mag x200
                            Test No         Ingot Id       Ingot Pos            Sample Pos          Orient           % Ferrite
  Units                                                                                                                 %
  Result                    711947             14                M                Centre             236               246
Magnetic Particle Test, to AMS2301. Satisfactory to Grade 1.
Mechanical Test, to S100. Material Spec’ 5S82.
                         Test No            Ingot Id            Ingot Pos          Orient           Temp           0.2% PS        U.T.S     Elong   R of A
Units                                                                                                C               Mpa          MPa         %       %
Result                   677566                14                    M              Lo               23              1180         1424       14.1    66.4
Impact Test.
                         Test No          Ingot Id        Ingot Pos             Geometry             Orient          Temp         Imp       Imp      Imp
Units                                                                                                                 C          Ft Lbs    Ft Lbs   Ft Lbs
Result                   677567             14                  M                IZOD                 Lo              23           65        67       67
Misc’ Info’
Airbus UK approval No AUK/SA/30037. BaeSystems RALOA/00118/3. Westland Helicopters
SQA50. R.Royce RR9000:SABRe. CES Stamp No 4. Cryo: DAC2 1503
Surface Hardness, A80.5. Case Depth: 0.38 at 520HV, Core 420HV.

Critical Dimensions, (Diameters), 25.006 to 25.011mm, 26.060 to 26.065mm
                                                                Case Depth Plot

                   800

                   700

                   600
   Hardness (HV)




                   500

                   400

                   300

                   200

                   100

                    0
                     0.05          0.10       0.15       0.20        0.25        0.30        0.35          0.40       0.45       0.50
                                                                     Distance (mm)




                           ASHWELLTHORPE IND EST. NORWICH NR16 1ER. TEL: 01508 481713 . FAX:01508 481714.
                    UK: (0044 1508) Email: james@bdkraceeng.co.uk Web Site: http://www.bdkraceeng.co.uk/
                                                       WORLD WIDE CYLINDER REPLATING SERVICE

				
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