OEM CASTINGS

casting
oem castings
oem castings
STAINLESS STEEL & CARBON STEEL

EN: 1.4408, 1.4308, 1.4409, 1.0619, etc
ASTM: CF8M, CF8, CF3M, CN7M, WCB
JIS: SCS 13A, SCS 14A, SCS 16A, SCS 23, S20C, SKD 12
OTHERS: 410, 316Ti, etc.

Dimension: Max. 600x500x200mm

  • Minimum thickness: 0.3mmm
  • Wall thickness tolerances: 0.01”~0.015”
  • Angular Tolerance: 0.5°-1°
  • Perpendicularity: 0.08mm/10mm

100% according to your drawings & designs!

Available Inspections:
  • Spectrometer
  • Hardness Test
  • Impact Test
  • Tensile Strength
  • Penetrate
  • X-Ray Radiograph
  • Inter-granular Corrosion Test
Advantages:
  • Heat Treatment
  • Tight Tolerances
  • High-level surface finish
  • Free Design
Linear Dimensional Tolerance of castings:
Dimensions(mm) Tolerance (mm)
0-5 ±0.25
5-10 ±0.25
10-25 ±0.25
25-50 ±0.40
50-75 ±0.60
75-100 ±0.80
100-125 ±1.10
125-150 ±1.40
150-175 ±1.70
175-200 ±2.00
200-250 ±2.50

Machining Tolerance basically according to ISO2768-1m

Permissible deviations for linear dimensions except for broken edges
(External radii and chamfer heights, see Table 2)

Values in millimetres

Tolerance class Permissible deviations basic size range
Designation Description 0.5a
up to
3		 Over
3 up to
6		 Over
6 up to
30		 Over
30 up to
120		 Over
120 up to
400		 Over
400 up to
1000		 Over
1000 up to
2000		 Over
2000 up to
4000
f Fine ±0.05 ±0.05 ±0.1 ±0.15 ±0.2 ±0.3 ±0.5 -
m Medium ±0.1 ±0.1 ±0.2 ±0.3 ±0.5 ±0.8 ±1.8 ±2
c Coarse ±0.2 ±0.3 ±0.5 ±0.8 ±1.2 ±2 ±3 ±4
v Very coarse - ±0.5 ±1 ±1.5 ±2.5 ±4 ±6 ±8
  • For nominal sizes below 0.5mm, the deviations shall be indicated adjacent to relevant nominal size(s).
  

Permissible deviations for broken edges
(external radii and chamfer heights)

Values in millimetres

Tolerance class Permissible deviations basic size range
Designation Description 0.5a
up to
3		 Over
3 up to
6		 Over
6 up to
30
f Fine ±0.2 ±0.5 ±0.1
m Medium ±0.2 ±0.5 ±0.1
c Coarse ±0.4 ±1 ±2
v Very coarse ±0.4 ±1 ±2
  • For nominal sizes below 0.5mm, the deviations shall be indicated adjacent to relevant nominal size(s).
  

Permissible deviations of angular dimensions

Values in millimetres

Tolerance class Permissible deviations basic size range
Designation Description up to
10		 Over
10 up to
50		 Over
50 up to
120		 Over
120 up to
400		 Over 400
f Fine ±1° ±0°30' ±0°20' ±0°10' ±0°5'
m Medium ±1° ±0°30' ±0°20' ±0°10' ±0°5'
c Coarse ±1°30' ±1° ±0°30' ±0°15' ±0°20'
v Very coarse ±3° ±2° ±1° ±0°30' ±0°20'

⊕ Please feel free to send us your special requirements to check.



  • casting parts
    casting parts
  • casting parts
    casting parts
  • casting parts
    casting parts
  • casting parts
    casting parts testing
Back