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Cast Iron

30 Materials

Grey, ductile (spheroidal) and malleable cast irons per EN 1561/1563 (GJL-250, GJS-400-15, GJS-700-2)

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ADI (Austempered Ductile Iron) Grade 1050
Austempered Ductile Iron
ADI Grade 1050 — austempered ductile iron. Rm 1050 MPa, Rp0.2 700 MPa, A>=6%. Strength of steel at cast iron cost. For g…
Tensile
— MPa
Hardness
— HB
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ADI Grade 1400 (Ultra-High Strength)
Austempered Ductile Iron
ADI Grade 1400 — ultra-high-strength austempered ductile iron. Rm 1400 MPa, HB 390-477. For extreme-duty track links, gr…
Tensile
— MPa
Hardness
— HB
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EN-GJL-150
Lamellar Graphite Cast Iron
Lowest-strength grey cast iron grade. Excellent castability, vibration damping and thermal conductivity. For counterweig…
Tensile
150–250 MPa
Hardness
140–195 HB
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EN-GJL-200
Lamellar Graphite Cast Iron
GJL-200 — medium-strength grey iron, most widely used engineering grade. Rm>=200 MPa. For cylinder blocks, machine tool …
Tensile
200–300 MPa
Hardness
170–240 HB
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EN-GJL-250
Lamellar Graphite Cast Iron
Grey lamellar graphite cast iron Rmin=250 MPa. Excellent vibration damping, good castability. Most common grey iron grad…
Tensile
250–350 MPa
Hardness
185–255 HB
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EN-GJL-300
Lamellar Graphite Cast Iron
GJL-300 — high-strength grey iron. Rm>=300 MPa. For heavy-duty cylinder heads, highly loaded valve bodies, hydraulic com…
Tensile
300–400 MPa
Hardness
200–275 HB
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EN-GJL-350
Lamellar Graphite Cast Iron
High-strength grey cast iron GJL-350. Rm>=350 MPa. For cylinder liners, machine tool beds and wear-resistant components …
Tensile
350–490 MPa
Hardness
207–269 HB
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EN-GJL-350 (Maximum Strength Grey Iron)
Lamellar Graphite Cast Iron
GJL-350 -- the highest-strength standard grey cast iron. Rm>=350 MPa. For heavily loaded machine tool beds, large pump c…
Tensile
350–480 MPa
Hardness
207–255 HB
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EN-GJMB-300-6 (Blackheart Malleable CI)
Blackheart Malleable Cast Iron
GJMB-300-6 -- soft blackheart malleable iron. Rm>=300 MPa, A>=6%. Malleable, weldable in thin sections, excellent machin…
Tensile
— MPa
Hardness
— HB
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EN-GJMB-350-10 (Blackheart Malleable CI)
Malleable Cast Iron
Blackheart Malleable Cast Iron — annealed white iron giving temper carbon rosettes. Good ductility (A>=10%) and machinab…
Tensile
— MPa
Hardness
— HB
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EN-GJMW-360-12 (Whiteheart Malleable CI)
Whiteheart Malleable Cast Iron
Whiteheart Malleable CI (GJMW-360-12) -- decarburised malleable CI. Thin-section weldability, A>=12%. For thin-wall auto…
Tensile
— MPa
Hardness
— HB
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EN-GJS-1050-6 (ADI Grade 1050)
Austempered Ductile Iron (ADI)
ADI Grade 1050 -- intermediate-strength austempered ductile iron. Rm>=1050 MPa, A>=6%. Higher strength than ADI 900 with…
Tensile
— MPa
Hardness
— HB
Cast Iron View →
EN-GJS-1200-3 (ADI Grade 1200)
Austempered Ductile Iron (ADI)
ADI Grade 1200 -- high-strength ADI with some ductility retained. Rm>=1200 MPa, A>=3%. For high-load gears, agricultural…
Tensile
— MPa
Hardness
— HB
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EN-GJS-1600-1 (ADI Ultra-High Strength)
Austempered Ductile Iron (ADI)
ADI Grade 1600 -- ultra-high-strength bainitic ADI. Rm>=1600 MPa. For extreme-wear mining and crushing applications, max…
Tensile
— MPa
Hardness
— HB
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EN-GJS-300-18 (Ferritic Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-300-18 — fully ferritic ductile iron. Re 200 MPa, A18%. Maximum ductility and toughness of cast iron family. For hyd…
Tensile
— MPa
Hardness
— HB
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EN-GJS-400-15
Spheroidal Graphite Cast Iron
Ductile (nodular) iron. Rm>=400 MPa, A>=15%. Combines castability of cast iron with mechanical properties approaching mi…
Tensile
400–500 MPa
Hardness
— HB
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EN-GJS-400-18 (Ferritic Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-400-18 — fully ferritic ductile iron. Maximum ductility (A>=18%) of all ductile iron grades. For complex thin-walled…
Tensile
— MPa
Hardness
— HB
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EN-GJS-450-10 (Low-Alloy Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-450-10 -- pearlitic-ferritic ductile iron. Rm>=450 MPa, A>=10%. Balanced strength and ductility. Standard grade for …
Tensile
— MPa
Hardness
— HB
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EN-GJS-450-18 (Ultra-Ductile Ferritic SG Iron)
Spheroidal Graphite Cast Iron
GJS-450-18 -- fully ferritic ductile iron with the highest elongation of the mid-strength SG iron grades. A>=18%, Rm>=45…
Tensile
450–570 MPa
Hardness
150–200 HB
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EN-GJS-500-7
Spheroidal Graphite Cast Iron
Pearlitic ductile iron GJS-500-7. Higher strength than GJS-400-15 with reasonable ductility. For crankshafts, differenti…
Tensile
500–650 MPa
Hardness
170–230 HB
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EN-GJS-500-7-LT (Low-Temperature Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-500-7-LT -- low-temperature certified ductile iron. Rm>=500 MPa with guaranteed Charpy impact at -20 C. For outdoor …
Tensile
— MPa
Hardness
— HB
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EN-GJS-600-3 (Pearlitic Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-600-3 — intermediate pearlitic ductile iron between GJS-500-7 and GJS-700-2. Rm>=600 MPa, A>=3%. For moderately load…
Tensile
— MPa
Hardness
— HB
Cast Iron View →
EN-GJS-700-2
Spheroidal Graphite Cast Iron
High-strength pearlitic ductile iron. Rm>=700 MPa, A>=2%. For crankshafts, gears and heavily loaded machine parts.…
Tensile
700–800 MPa
Hardness
230–300 HB
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EN-GJS-700-2 (High-Strength Pearlitic Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-700-2 -- fully pearlitic high-strength ductile iron. Rm>=700 MPa, A>=2%. For heavy-duty gears, crankshafts and struc…
Tensile
700–850 MPa
Hardness
225–305 HB
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EN-GJS-800-2 (High-Strength Ductile Iron)
Spheroidal Graphite Cast Iron
GJS-800-2 — fully pearlitic high-strength ductile iron. Rm>=800 MPa with A>=2%. For components requiring near-steel stre…
Tensile
— MPa
Hardness
— HB
Cast Iron View →
EN-GJS-900-8 (ADI Grade 900)
Austempered Ductile Iron (ADI)
ADI Grade 900 -- austempered ductile iron. Rm>=900 MPa, A>=8%. Strength of steel at 10% lower density and 10-15% lower c…
Tensile
— MPa
Hardness
— HB
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EN-GJV-400 (Compacted Graphite Iron / CGI)
Compacted Graphite Iron
CGI / GJV-400 — compacted graphite (vermicular) iron. Rm>=400 MPa — twice GJL-250. Better thermal conductivity than GJS.…
Tensile
— MPa
Hardness
— HB
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Ni-Hard 4 (NiCr White Cast Iron)
White Cast Iron
Ni-Hard 4 -- Ni-Cr white cast iron with best impact resistance of Ni-Hard grades. For slurry pump wet-end parts, ball mi…
Tensile
— MPa
Hardness
— HB
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Ni-Resist D2 (EN-GJL-NiCr20-2)
Austenitic Cast Iron
Ni-Resist D2 — austenitic grey iron. Non-magnetic, excellent corrosion and elevated temperature resistance to 500 C. For…
Tensile
390–490 MPa
Hardness
130–180 HB
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White Cast Iron (ASTM A532)
White Cast Iron
White cast iron — no graphite, all carbon as Fe3C (cementite). Extremely hard (HRC 58-67) and brittle. For grinding mill…
Tensile
— MPa
Hardness
— HB
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