GH3030 Hot-rolled High-temperature Alloy Steel Plate
Processing Services: Bending, Uncoiling, Cutting, Punching
Inspection: SGS, TUV, BV, Factory Inspection
Standards: AISI, ASTM, DIN, GB, JIS
Width: Customizable
Applications: Building Materials
Certifications: JIS, ISO9001, BV, BIS, ISO
Delivery Time: 3-15 days (depending on actual tonnage)
Port Information: Tianjin Port, Shanghai Port, Qingdao Port, etc.
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
- Send E-mail: ss@gneesteel.com
- Tel: +8615824687445
GH3030 hot-rolled high-temperature alloy steel plate description

GNEE GH3030 hot-rolled high-temperature alloy steel plate
GH3030 is a hot-rolled nickel-chromium high-temperature alloy steel sheet suitable for applications requiring high strength, heat resistance, and oxidation resistance below 800℃. Its main characteristics include excellent high-temperature strength, high plasticity, good oxidation resistance and thermal fatigue resistance, as well as excellent weldability and cold stamping performance. It is a stable single-phase austenitic alloy, making it suitable for the harsh environments of industries such as aerospace, petrochemicals, and nuclear power.
Manufacturing Process
Hot Rolling: Steel is rolled at a high temperature (above its recrystallization temperature) to facilitate shaping.
Cooling: During cooling, the steel undergoes uneven shrinkage, resulting in lower dimensional accuracy compared to cold-rolled steel.
Subsequent Processing: After rolling, the steel can be further processed according to application requirements or shipped directly.
GH3030 Range of products
| Product type | Products | Dimension | Processes | Deliver Status |
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
Specification Of GH3030 hot-rolled high-temperature alloy steel plate
|
Product Name |
GH3030 Hot Rolled High-temperature Alloy Steel Plates |
|
Material |
GH series:GH3030 |
|
Thickness |
1.5mm~24mm |
|
Technique |
Hot rolled |
|
Packing |
Bundle, or with all kinds of colors PVC or as your requirements |
|
MOQ |
1 Tons, more quantity price will be lower |
|
Surface Treatment |
1. Mill finished /Galvanized /stainless steel |
| 2. PVC,Black and color painting | |
| 3. Transparent oil,anti-rust oil | |
| 4. According to clients requirement | |
|
Product Application |
aerospace power generation petrochemical processing |
|
Origin |
Tianjin China |
|
Certificates |
ISO9001-2008,SGS.BV,TUV |
|
Delivery Time |
Usually within 7-10 days after receipt of advance payment |
GH3030 hot-rolled high-temperature alloy steel plate Specification
GH3030, GH30, XH78T High Temperature Sheet Chemical Compositions
| C | Cr | Ni | Ti | Al | Fe | Mn | Si | P | S | Cu |
| ≤0.12 | 19.0-22.0 | Bal. | 0.15-0.35 | ≤0.15 | ≤1.5 | ≤0.7 | ≤0.8 | ≤0.02 | ≤0.02 | ≤0.20 |
GH3030, GH30, XH78T High Temperature Alloy Plate Mechanical Properties
| Element | Yield Strength (0.2%Offset) | Melting Point | Density | Tensile Strength | Elongation |
| GH3030 | MPa – | 1420 °C | 8.4 g/cm3 | MPa – 785 | Min 35 % |
Features Of GH3030 hot-rolled high-temperature alloy steel plate
GH3030 Steel Plate Performance Characteristics
Material Composition: High-temperature alloy steel plates are typically composed of alloying elements such as chromium, molybdenum, nickel, and tungsten. These elements endow the steel plates with excellent high-temperature strength, oxidation resistance, and creep resistance. These alloys are carefully selected to withstand specific working conditions in high-temperature environments.
Heat Resistance: These steel plates are specially designed to maintain their mechanical properties and structural integrity at high temperatures, making them suitable for environments where conventional steel would experience strength reduction or failure.
Oxidation and Corrosion Resistance: The design of high-temperature alloy steel plates enables them to resist oxidation and corrosion at high temperatures, ensuring long-term performance and reliability in harsh industrial environments.
Creep Resistance: Creep refers to the gradual deformation of a material under sustained stress at high temperatures. The formulation of high-temperature alloy steel plates gives them excellent creep resistance, allowing them to maintain their shape and strength during long-term use.
High-Temperature Strength: These plates possess high tensile strength and yield strength at high temperatures, enabling them to withstand thermal and mechanical stresses in high-temperature applications.
Standard sea freight packaging for GH3030 high-temperature nickel alloy plates
What is the standard sea freight packaging for GH3030, GH30, and XH78T high-temperature nickel alloy plates?
Standard export sea freight packaging:
Waterproof paper wrapping + PVC film + strapping + wooden pallet or wooden crate;
Customized packaging is available upon request (logo or other content can be printed on the packaging);
Other special packaging designs are available upon request;
Both wall-mounted and roof-mounted shipping are available;
International express: DHL/UPS/FEDEX/EMS and our own dedicated line;
Air freight or sea freight;
Port of shipment: Shanghai, Ningbo, or as per your requirements.
GH3030 hot-rolled high-temperature alloy steel plate production process
Gnee Steel provides the following heat treatments for High-temperature GH3030 hot-rolled high-temperature alloy steel plate: annealing, solution + aging. In addition, Gnee Steel also provides hot working and cold working, which are hot rolling and cold drawing.
About Gnee Steel

Gnee Steel specializes in the production and sale of various nickel-based alloys, including Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 718, Inconel X-750, Incoloy Alloy 800, Incoloy 800H/HT, Incoloy 825, Monel Alloy 400, Monel K500, and high-temperature alloys. Gnee Steel's products are widely used in aerospace, chemical, electric power, automotive, and nuclear energy applications. We also offer customized alloy solutions tailored to customer needs. For alloy pricing inquiries or customized alloy solutions, please contact us for a quote at ss@gneesteel.com.
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