Rastgar Engineering has been producing high-quality castings and wheel hubs for the automotive sector since 50 years. We specialize in ductile and grey iron castings, ranging from 2Kg - 45Kg. Our proficient foundry team produces the finest castings through the latest molding and casting machinery. Our skilled staff, foundry expertise, and years of industry experience enable us to provide world-class iron castings to our valuable customers.
Equipped with high-pressure moulding lines and induction melting, we have a capacity of 9,000 tons/year. We are competent to produce patterns and prototypes as per the customer’s requirements. We have established quality systems at every step to ensure defect-free castings. Other facilities include:
- High Pressure Moulding Line from Heinrich Wagner Sinto (HWS)
- Eirich Sand System
- Metal Treatment by Sandwich Process
- Metallurgical Quality Control
- Core Shop (Fordath, Roperwerk, Vogel & Schemmann)
- Ultrasonic flaw detection
- Impact testing at -30°C
- Chemical and Mechanical Testing
- Shot-blast and Tumb-blast Machines
Spheroidal Graphite Iron (Ductile Iron)
At Rastgar, SG/Ductile Iron Castings are manufactured in accordance with the European Standard EN 1563:1997; our ductile iron grades are mentioned below:
Mechanical Properties | |||
Grade | Tensile Strength (Rm) MPa min. |
0.2% proof stress (Rp0.2) MPa min. |
Elongation (A) % min. |
---|---|---|---|
EN-GJS-400-18-LT* | 400 | 240 | 18 |
EN-GJS-400-18-RT* | 400 | 250 | 18 |
EN-GJS-400-18 | 400 | 250 | 18 |
EN-GJS-400-15 | 400 | 250 | 15 |
EN-GJS-450-10 | 450 | 310 | 10 |
EN-GJS-500-7 | 500 | 320 | 7 |
EN-GJS-600-3 | 600 | 370 | 3 |
EN-GJS-700-2 | 700 | 420 | 2 |
EN-GJS-800-2 | 800 | 480 | 2 |
EN-GJS-900-2 | 900 | 600 | 2 |
*LT for low temperature | |||
*RT for room temperature |
Minimum impact resistance values measured on V-notched test pieces machined from separately cast samples. | |||
Grade | Minimum impact resistance values (in J) | ||
---|---|---|---|
Mean value from 3 sets | Individual Value | Temperature | |
EN-GJS-400-18-LT* | 12 | 9 | -20+/-2°C |
EN-GJS-400-18-RT* | 14 | 11 | 23+/-5°C |
Grey Iron
Our Grey Iron castings are also manufactured in accordance with the European Standard EN 1561:1997; our grey iron grades are mentioned below:
Tensile Strength in separately cast sample | ||
Grade | Rm MPa min | |
---|---|---|
EN-GJL-150 | 150 | |
EN-GJL-200 | 200 | |
EN-GJL-250 | 250 |