Materials Poured at “MICI”

ASTM DIN
Carbon Steel A216 – WCB 1.0619
A216 – WCC
A352 – LCC 1.1138
A352 – LCB
Low Alloys Steels A217 – WC1 1.5419
A217 – WC4
A217 – WC5
A217 – WC6 1.7356
A217 – WC9 1.7379
A217 – WC11
A217 – C5 1.7363
A217 – C12
A217 – C12A
Martensitic Steels A743 – CA15 1.4008
A743 – CA40 1.4028
A743 CA-6NM 1.4313
Heat Resisting Steel A297 – HF 1.4825
A297 – HH 1.4837
A297 – HI 1.4846
A297 – HK 1.4848
1.4749
A297 – HD 1.4823
Austenitic Stainless Steel A351 – CF8 1.4308
A351 – CF8M 1.4408
A351 – CF3 1.4306
A351 – CF3M 1.4404 / 1.4409
A351 – CF8C 1.4827
A351 – CF10 1.4308
A351 – CK20 1.4843
A351 – CH20
A351 – CN7M 1.4500
A351 – CG8M 1.4431
A351 – CG3M
ASTM DIN
Austenitic Ferrite Duplex Steels A351 – CF3MN 1.4435
A351 – CD4MCu
A351 – CG6MMN 1.3964
A351 – CK3MCuN
Super Duplex Stainless Steel A890 – GR1A
A890 – GR2A
A890 – GR3A
A890 – GR4A
A890 – GR5A
A890 – GR6A
Nickle Based Super Alloys A494 – M-35-1 2.4365
A494 – M-35-2
A494 – M 30 C
A494 – N-12MV
A494 – N-7M
A494 – CY40 2.4816
A494 – CW12MW 2.4686
A494 – CW6M
A494 – CW2M 2.4610
A494 – CW6MC 2.4856
A494 – CX2MW 2.4602
A494 – Cu5MCuC 2.4858
A560 – 50Cr50Ni
A560 – 50Cr50Ni-Nb 2.4813
A560 – 60Cr40Ni
Cobalt Based Alloys STELLITE 3
STELLITE 6
STELLITE 21
STELLITE 23
Triballoy T 400

Castings can be supplied as per equipment DIN, JIS, BS and GOST standards.
Other than above, in general we can cast any material compositions as per customers specifications meeting international standards.
Investment castings tolerances
Reference international standard: VDG P690

Linear Tolerances :

Nominal size mm D1 Tolerance
(General Dimensions)
D2 Tolerance (some
Functional Dimensions)
0 to 6 ±0.15 ±0.12
6 to 10 ±0.18 ±0.14
10 to 18 ±0.22 ±0.17
18 to 30 ±0.26 ±0.20
30 to 50 ±0.40 ±0.31
50 to 80 ±0.45 ±0.37
80 to 120 ±0.55 ±0.44
120 to 180 ±0.8 0 ±0.65
180 to 250 ±1.20 ±0.95
250 to 315 ±1.30 ±1.10
315 to 400 ±1.80 ±1.40

Tolerance for straightness, flatness, parallelism, shape :

Precision Class Length of the tolerated element
to 25 mm 25 to 50 mm up to 50 mm
Allowed Difference
D1 0.15 mm 0.25 mm 0.6%
D2 0.10 mm 0.20 mm 0.4%

Tolerance for angle values and right angles :

Precision Class Nominal Dimensions
to 30 mm 30 to 100 mm 100 to 200mm up to 200mm
D1 Allowed Deviation
minute degree 30 30 30 20
mm / 100 mm 0.87 0.87 0.87 0.58
D2 Allowed Deviation
minute degree 30 20 15 15
mm / 100 mm 0.87 0.58 0.44 0.44

Surface quality according to ISO R 468, DIN 4769 and VSM10321 :

Ra Rz Rt
N9 6.3 23-32 25-38

Surface Finish:

Surface finish of our Castings will be 3-6 microns of surface roughness.

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