CUSTOMER: Duyen Hai Power Plant 

WORKS REFERENCE:20231190

SALES ORDER:FO 20186

HEAT NUMBER:231-0814

PRODUCT NR:  MASTER REFERENCE:ESAC-02 

FORGED:2024-05-01

REQUIRED PRODUCT

AISI 403 As per ESAC-02,Flats BARS AS Forged Q+T,Rough machined as per size of 10 inch heighthess,5.5

Inch width,160inch length 

EXPEDITION

DELIVERY:Quantity:2PCS

MADE ACCORDING TO

As per clients technical manuak of ESAC-02

ASTM A751 14A 01.10.2014; ASTM A962-A962M -22 01.05.2022; ASTM E10 -18 01.07.2018

ASTM E112 13 01.10.2013; ASTM E1806 -18 15.03.2018; ASTM E381 17 01.06.2017; ASTM E45 18A 01.06.2018

CASTLE METALS AMC_G19300_09 12 03.01.2019; EN 10204 - OCT. 2004 3.1

CHEMICAL ANALYSIS OF HEAT  :% HEAT NUMBER: 231-9874 of aisi 403 turbine flat bars

C          MN          Si            P                   Fe           S       Cr

Min.                                                                                   11.5

Max.  0.150       1.0           0.5         0.040               Balance     0.03       13

Result  0.14     0.65          0.30        0.020               Balance      0.003      12.28

INCLUSIONS (MICROINCLUSIONS) of AISI 403 forged turbine blade bars

Microinclusions std.(ASTM E45 18A 01.06.2018); Type/method(A); A:0.5,0, B:0,0 , C:0,0.5,D:0.5,0

Ferrite content:0.1%

MECHANICAL PROPERTIES AS SUPPLIED (CONDITIONS) of AISI 403 forging turbine blading flat bars

4 hours heat to 650 degree, 3 hours heat to 980 degree, water cooling in 18 minutes, 3 hours heat to 640 degree, tempering

Furnaces survey and calibration:OK

MECHANICAL PROPERTIES AS SUPPLIED (TEST) of AISI 403 flat bars

Specimen Test location:At 1/4 of the thickness of flat bars

Tensile std.(ASTM A370-2101.11.2021); Tensile dir.:Tangential

Tensile stength:Min 750MPA, result:760MPA,Yield strength:Min 586MPA, Result:660MPA, Elongation: Min 18%,results:20%. Reduction:Min 45%, results:64%

Notch Impact Standard(1)(ASTM A370-2101.11.2021)

Notch Impact Standard(2)(ASTM A320 -A320M -21A01.03.2021); N. Impact sample type(CHARPY -V):CHARPY -V

Notch Impact Temp.In room temperature

In size of 10MM*10MM*55MM, minumum 27J, results:41J/45J/40J

Hardness Standard(ASTN E10 -18 01.07.2018); Surface hardness(222-262):240HB

ADDITIONAL TESTS (SUPPLY CONDITIONS)

Grain size std.(ASTM E112 13 01.10.2013); Grain size:8.5; Macroetching std.(ASTM E381 17 01.06.2017)

Macroetching(1):S 1; Macroetching(2):R 1; Macroetching(3):C 1; Radiactivity:FREE <= 20uroentg./h

NON DESTRUCTIVE TESTS of finished AISI 403 forged flat bars

U.T. standard(ASTM A388 -A388M -19 01.09.2019); CRACKS CONTROL 100% :OK; ULTRASONIC INSPECTION 100% : O.K. 

CUSTOMER: Duyen Hai Power Plant 

WORKS REFERENCE:20231190

SALES ORDER:FO 20186

HEAT NUMBER: 231-0814

PRODUCT NR:  MASTER REFERENCE:ESAC-02 

FORGED:2024-05-01

ADDITIONAL INFORMATION

Forging Reduction ratio:10 ; Initial Product Format:CC BILLET 800X800; Magnetism:<= 10Gauss

Ultrasonic Inspection Results ("Satisfactory per ASTM A388"); Not calcium treated; MAGNETISM < 10 GAUSS

G.E. EMPIS designation: "E5F5B"; MATERIAL ACCORDING TO ASTM A962 (S53)

"Steel is free form harmful radioactive contamination";