Products Description

GX40CrNiSi25-12 Alloy Cast Steel Bracket is a support component manufactured from heat-resistant alloy cast steel. It is suitable for industrial equipment that requires good resistance to high temperatures, oxidation, and corrosion, as well as stable structural performance. This material is an austenitic heat-resistant cast steel with good high-temperature resistance, oxidation resistance, and corrosion resistance, allowing it to maintain a stable operating condition in high-temperature and oxidizing environments. The bracket is manufactured through a casting process and can be formed into a suitable support structure according to actual application requirements. It is suitable for furnace bodies, heat treatment equipment, industrial heating equipment, and other high-temperature applications, providing reliable support for equipment operation.

Product Advantages

Excellent Heat Resistance

The bracket is manufactured from heat-resistant alloy cast steel, making it suitable for high-temperature working environments and helping maintain structural stability under continuous heat exposure.

Strong Oxidation Resistance

The material offers good resistance to oxidation and high-temperature oxidation, helping reduce the adverse effects of high-temperature environments on the bracket surface.

Stable Structure

The bracket is manufactured through a casting process, providing an integrated structure that can be designed according to actual load-bearing and installation requirements.

Good Corrosion Resistance

The material provides good corrosion resistance and can help reduce the impact of corrosive conditions on the bracket during suitable industrial applications.

Working Principle

Load Bearing

The bracket is installed at the appropriate position of the equipment and supports the load generated during operation, providing stable support for related components.

Fixed Connection

The bracket is connected to other equipment components through its mounting structure, helping maintain the proper position of the relevant components and supporting stable equipment operation.

High-Temperature Adaptability

When operating in a high-temperature environment, the material relies on its heat-resistant properties to maintain a stable structural condition and meet the support requirements of high-temperature equipment.

Stable Load Transfer

During equipment operation, loads generated by the equipment are transferred through the bracket structure, allowing forces to be appropriately distributed across the supporting and connection areas.

Relevant Data

Parameter	Specification
Material grade	GX40CrNiSi25-12 (1.4837)
Standard	DIN EN 10295 / equivalent to related ASTM A297 grades
Chemical composition (%)	C:0.30–0.50, Si:1.0–2.5, Mn≤2.0, Cr:24–27, Ni:11–14, Mo≤0.5, P≤0.04, S≤0.03
Recommended service temperature	≤ 1050 °C (continuous oxidising atmosphere)
Density	approx. 7.8 g/cm³
Tensile strength (R.T.)	≥ 440 MPa (typical)
Yield strength	≥ 230 MPa
Elongation	≥ 6%
Casting process	Sand casting / resin-sand / investment casting (selected as required)
Heat treatment condition	Stress-relief annealed or solution-treated (upon agreement)
Surface finish	As-cast, shot-blasted, or machined (optional)
NDT options	PT, MT, RT, UT (per customer request)

FAQ

Q: Is GX40CrNiSi25-12 Alloy Cast Steel Bracket suitable for high-temperature environments?

A: GX40CrNiSi25-12 Alloy Cast Steel Bracket is manufactured from heat-resistant alloy cast steel and offers good high-temperature adaptability and oxidation resistance, making it suitable for various high-temperature industrial equipment. Under appropriate operating conditions, the bracket can maintain good structural stability and provide reliable support for furnace bodies, heating equipment, heat treatment equipment, and similar applications. During actual use, the material and product should be selected according to the operating environment, load conditions, and temperature requirements of the equipment.

Q: Is GX40CrNiSi25-12 Alloy Cast Steel Bracket prone to oxidation during use?

A: GX40CrNiSi25-12 is a heat-resistant alloy cast steel with good oxidation resistance. Under suitable high-temperature operating conditions, it can maintain a relatively stable surface condition. However, when the bracket is exposed to high temperatures, oxidizing atmospheres, or other complex industrial environments for extended periods, its surface may still be affected to some extent. Therefore, the material should be selected according to the actual operating environment, and the bracket surface and overall condition should be inspected regularly to identify any abnormal changes in a timely manner.