Our superalloy rods are designed to meet the most demanding industrial requirements, offering exceptional high-temperature resistance, corrosion resistance, and mechanical strength. Available in grades GH1131, GH1139, GH1140G, H2035A, and Hastelloy, these rods are ideal for aerospace, energy, and industrial applications.
Available Grades
Grade | Key Characteristics | Typical Applications |
---|---|---|
GH1131 | High-temperature strength, oxidation resistance | Aerospace, industrial heating |
GH1139 | Excellent creep resistance, high ductility | Gas turbines, power generation |
GH1140G | Superior corrosion resistance, high strength | Chemical processing, marine engineering |
H2035A | High fatigue strength, good weldability | Automotive, structural components |
Hastelloy | Exceptional resistance to pitting and crevice corrosion | Chemical processing, nuclear reactors |
Mechanical Properties
Property | GH1131 | GH1139 | GH1140G | H2035A | Hastelloy |
---|---|---|---|---|---|
Tensile Strength | 750 - 950 MPa | 800 - 1000 MPa | 850 - 1050 MPa | 900 - 1100 MPa | 950 - 1150 MPa |
Yield Strength | 550 - 750 MPa | 600 - 800 MPa | 650 - 850 MPa | 700 - 900 MPa | 750 - 950 MPa |
Elongation | 25% - 35% | 20% - 30% | 15% - 25% | 10% - 20% | 5% - 15% |
Hardness (Rockwell C) | 22 - 30 HRC | 25 - 35 HRC | 28 - 38 HRC | 30 - 40 HRC | 35 - 45 HRC |
Applications
Our superalloy rods are widely used in:
Aerospace: Turbine blades, combustion chambers, and exhaust systems.
Energy Industry: Gas turbines, nuclear reactors, and power generation equipment.
Chemical Processing: Reactors, heat exchangers, and storage tanks.
Marine Engineering: Shipbuilding, desalination plants, and seawater handling systems.
Why Choose Us?
Premium Quality: Manufactured to meet international standards (ASTM, AMS, GB/T).
Competitive Pricing: High-quality products at cost-effective rates.
Fast Delivery: Stock products delivered within 3-7 days; custom orders within 20-45 days.
Quality Assurance: All products undergo rigorous quality checks, including production inspection, random testing, and pre-shipment inspection.



High-Temperature Super Alloy Chemical Composition (wt.%)
Alloy | C | Mn | Fe | P | S | Si | Cu | Ni | Co | Al | Ti | Cr | Nb+Ta | Mo | W | Others |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
GH1140 | ≤0.08 | ≤0.50 | Balance | ≤0.015 | ≤0.015 | ≤0.50 | ≤0.20 | 35.0-40.0 | - | 0.20-0.60 | 0.70-1.20 | 19.0-23.0 | - | 2.50-3.50 | - | - |
GH3033 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH1105 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH3030 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH3044 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH3128 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH4033 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH4169 | ≤0.08 | ≤0.35 | Balance | ≤0.015 | ≤0.015 | ≤0.35 | ≤0.30 | 50.0-55.0 | ≤1.0 | 0.20-0.80 | 0.65-1.15 | 17.0-21.0 | - | 2.8-3.3 | - | - |
GH4738 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |
GH5188 | ≤0.08 | ≤0.50 | ≤1.50 | ≤0.015 | ≤0.015 | ≤0.80 | ≤0.20 | Balance | - | 0.30-0.70 | 0.30-0.70 | 19.0-22.0 | - | 2.00-3.00 | - | - |




Q1: What product information do I need to provide?
A1: You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.
A2: Delivery time of stock products: 3-7 days after payment. Custom product delivery time: 20-45 days after payment.
Q3: Can I have a sample for testing?
A3: The cost of the samples is according to the value. The cost of the freight is necessary.
Q4: Do you have inspection for the products before packing?
A4: All products have to go through three checks in the whole manufacturing process,it includes production and Random Testing in warehouse and Before Shipping.and accept the third party inspection .
Q5: Can I get your best price?
A5: Price is different based on steel grade, size and quantity.Our goal is to provide you the best price with great quality
assured in a long run.Please leave your contact information for the includes production.we will get back to you with the best solutions as soon as we can.Please give those info, for price checking.If the required is sheet metal fabrication, please send drawing.
Q6:How to order?
A6: Buyer sends the inquiry --> Buyer gets the quotation-->Order confirmation-->Buyer send the deposit-->Seller prepares
Q7:what kind of payment does your company support?
A7: T/T, L/C at sight, are all accepted.