Made-to-measure Formulation

We also manufacture materials that exceed the DIN/EN quality requirements. Our engineers recommend the optimum material selection for your requirements on the basis of load calculations.

Hand-mould castings – cast iron with acicular graphite cast iron (grey cast iron)

Wall thicknesses in mmWall thicknesses in mm
Material designations as per EN 15612.5-55-102.5-520-4040-8080-1502.5-55-1010-2020-4040-8080-150
Tensile strength Rm in N/mm2Hardness (in one piece) in HB
EN-GJL-150
EN-JL 1020*
150 -250150 -250150 -250170 -260140 -225125 -205
EN-GJL-200
EN-JL 1030*
200 -300200 -300200 -300200 -300170 -160150 -230135 -210120 -195
EN-GJL-250
EN-JL 1040*
250 -300250 -350250 -350180 -255160 -235145 -215
EN-GJL-300
EN-JL 1050*
300 -400300 -400min. 210180 -255165 -235
*EN material no.Standard values shown in bold typeRecommended type selection
Mechanical properties (measured on separately cast test pieces, Ø 30mm)
Material designations as per EN 1561EN-GJL150EN-GJL-200EN-GJL-250EN-GJL-300
MatrixFerrite/pearlitePearlitePearlitePearlite
Tensile strengthN/mm2150 to 250200 to 300250 to 350300 to 400
Brinell hardnessHBW105 to 205150 to 230180 to 255200 to 275
0.1% proof strengthN/mm298 to 165130 to 195165 to 228195 to 260
Elongation to fracture%0.8 to 0.30.8 to 0.30.8 to 0.30.8 to 0.3
Compressive strengthN/mm2600720840960
Flexural strengthN/mm2250290340390
Modulus of elasticity (load-dependent)kN/mm278 to 10388 to 113103 to 118108 to 137
Fatigue strength under reversed bending stressN/mm27090120140
Compression-tention fatigue strengthN/mm240506075
Fracture toughnessMPa√m
12172019
Physical properties
Material designations as per EN 1561EN-GJL150EN-GJL-200EN-GJL-250EN-GJL-300
Densitykg/dm37.107.157.207.25
Specific heat capacityJ/(kg · K)20 - 200 °C: 460 20 - 600 °C: 535
Coefficient of thermal expansion10-6 K-120 - 200 °C: 11.720 - 400 °C: 13.0
Thermal conductivity
(100 - 500 °C)
W/(m · K)52.5 - 48.550.0 - 46.048.5 - 44.547.5 - 43.0
Electrical resistivityµΩ · m0.800.770.730.7

Hand-mould castings – Cast iron with spheroidal graphite cast iron (nodular graphite iron)

Material designations as per EN 1563EN-GJS-350-22-LT400-18-LT400-18400-15500-7600-3700-2
EN material no.EN-JS-1015102510201030105010601070
1019104910621072108210921102
Predominant matrixFerriteFerrite/PearlitePearlite
Mechanical properties (measured on separately cast test pieces for significant wall thickness t < 30 mm)
Tensile strengthN/mm2350400400400500500700
0.2% proof strengthN/mm2220240250250320370420
Elongation to fracture%22181815732
Notch impact energyJ - 40 °C12/912/9-20 °C avarage value from 3 tests/single value
Brinell hardnessHBW< 170120-175120-180120-180170-240180-260220-300
Modulus of elasticitykN/mm2169169169169169174176
Fatigue strength (Wöhler)N/mm2180195195200224248280
Fracture thoughnessMPa√m31303030252015
Physical properties
Densitykg/dm37.17.17.17.17.17.27.2
Specific heat capacity
20 °C - 550 °C
J/(kg · K)515515515515515515515
Thermal coefficient of expansion
20 °C - 400 °C
10-6 K-112.512.512.512.512.512.512.5
Thermal conductivity at 300 °CW/(m · K)36.236.236.236.235.235.231.1
Electrical resistivityµΩ · m0.500.500.500.500.510.530.54

Wear-resistant chromium-nickel cast iron (NiHard)

Material designationBrinell hardnessChemical composition in %
HBW                                        (mass fractions)
SymbolNumbermin.CSiMnPSNiCr
EN-GJN-HB5555.56055552.5 to 3.51.5 to 2.50.3 to 0.8max. 0.08max 0.084.5 to 6.58.0 to 10.0

Wear-resistant cast iron with a high chromium content

Material designationChemical composition in %Brinell hardness
(mass fractions)HBW
SymbolNumberCSiMnPSCrNiMoCumin.
EN-GJN-HB555(XCr14)5.5608> 1.8 to 3.6max. 1.00.5 to 1.5max. 0.08max 0.08

14.0 to 18.0

max. 2.0

max. 3.0

max. 1.2550

Solid solution-strengthened ferritic cast iron (as per EN 1563)

Material symbolEN-GJS-450-18EN-GJS-500-14
Material number5.31085.3109
Tensile strengthRmN/mm2≥ 450≥ 500
0.2% proof strengthRp0.2N/mm2≥ 350≥ 400
Elongation of elasticityA%≥ 18≥ 14
Modulus of elasticityEGN/m2≥ 170≥170
Hardness 1)HBW170-200185 - 215
Material designationSignificant wall thickness0.2% proof strengthTensile strengthElongation
tRp0.2RmA
mmN/mm2N/mm2%
SymbolNumberminminmin
EN-GJS-450-185.3108t ≤ 3035045018
30 ≤ t ≤ 6034043014
t > 60to be agreed between the manufacturer and purchaser
EN-GJS-500-145.3109t ≤ 3040050014
30 ≤ t ≤ 6039048014
t > 60to be agreed between the manufacturer and purchaser