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Gray lron Castings
| Steel Type |
Standard |
Country Code |
Tensile stress (Mpa) |
Thick (mm) |
More |
|
|
|
|
GG-10 | 1691 | DIN | >100 | >30 | More | | | | |
HT-100 | 9439 | GB | >100 | | More | | | | |
FC100 | G5501 | JIS | >100 | >30 | More | | | | |
No. 20 | A48 | ASTM | >138 | >30.5 | More | | | | |
FC100 | 2472 | CNS | >100 | >30 | More | | | | |
FC150 | 2472 | CNS | >150 | >30 | More | | | | |
HT-150 | 9439 | GB | >150 | | More | | | | |
FC150 | G5501 | JIS | >150 | >30 | More | | | | |
No.25 | A48 | ASTM | >172 | >30.5 | More | | | | |
GG-15 | 1691 | DIN | >150 | >30 | More | | | | |
FC200 | 2472 | CNS | >200 | >30 | More | | | | |
HT-200 | 9439 | GB | >200 | | More | | | | |
FC200 | G5501 | JIS | >200 | >30 | More | | | | |
No. 30 | A48 | ASTM | >207 | >30.5 | More | | | | |
GG-20 | 1691 | DIN | >200 | >30 | More | | | | |
FC250 | 2472 | CNS | >245 | >30 | More | | | | |
HT-250 | 9439 | GB | >250 | | More | | | | |
FC250 | G5501 | JIS | >245 | >30 | More | | | | |
No.35 | A48 | ASTM | >241 | >30.5 | More | | | | |
No.40 | A48 | ASTM | >276 | >30.5 | More | | | | |
GG-25 | 1691 | DIN | >250 | >30 | More | | | | |
FC300 | 2472 | CNS | >300 | >30 | More | | | | |
HT-300 | 9439 | GB | >300 | | More | | | | |
FC300 | G5501 | JIS | >300 | >30 | More | | | | |
No.45 | A48 | ASTM | >310 | >30.5 | More | | | | |
GG-30 | 1691 | DIN | >290 | >30 | More | | | | |
FC350 | 2472 | CNS | >350 | >30 | More | | | | |
HT-350 | 9439 | GB | >350 | | More | | | | |
FC350 | G5501 | JIS | >350 | >30 | More | | | | |
No.50 | A48 | ASTM | >345 | >30.5 | More | | | | |
GG-35 | 1691 | DIN | >340 | >30 | More | | | | |
No.60 | A48 | ASTM | >414 | >30.5 | More | | | | |
Gray iron castings, also known as gray iron, are a type of cast iron that is commonly used in the production of industrial parts and components. They are known for their strength, durability, and heat resistance, which make them suitable for a wide range of applications.
Gray iron castings are produced by melting pig iron and adding small amounts of carbon and other alloys. The resulting molten metal is then poured into molds and allowed to solidify. During the solidification process, the carbon in the molten metal forms graphite flakes, which give gray iron its characteristic gray color and name.
Gray iron castings have a high strength-to-weight ratio and excellent vibration damping properties, making them ideal for applications where noise reduction and stability are important. They are commonly used in the automotive industry for engine blocks, cylinder heads, and brake discs, as well as in construction for pipes, manhole covers, and machinery parts.
Gray iron castings can be machined and welded easily, allowing for complex shapes and designs. They also have good wear resistance and thermal conductivity, making them suitable for applications that involve high temperatures and abrasive environments.
However, gray iron has a relatively low tensile strength compared to other cast iron types, such as ductile iron. This limits its use in applications that require high load-bearing capabilities. Additionally, gray iron is prone to cracking when subjected to sudden impact or stress.
Overall, gray iron castings are a widely used and cost-effective material for various industrial applications. With their exceptional strength, durability, and heat resistance, they provide reliable performance in a wide range of operating conditions.