GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy) | Exceptional High-Temperature Stability & Corrosion Resistance
✓ Ultra-High Temperature Dominance: Forms a stable Cr₂O₃/MoO₂ oxide layer at 1100°C (2012°F), reducing scaling by 95% vs. conventional stainless steels.
✓ Thermal Fatigue Resilience: Withstands 15,000+ thermal cycles between 25°C–1050°C (77°F–1922°F) without microcracking.
✓ Corrosion Resistance: Immune to sulfidation and chloride stress corrosion in H₂S/Cl⁻-rich environments up to 800°C (1472°F).
✓ Precision Manufacturing: Seamless/welded pipes with **±0.1mm wall thickness tolerance** and Ra ≤1.2μm internal finish for high-pressure fluid systems.
GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy)
Engineered for aerospace, oil & gas, and industrial furnace applications, GH3039 high-temperature alloy pipe combines a nickel-chromium-molybdenum-iron matrix (Ni-60%, Cr-22%, Mo-9%, Fe-4%) to deliver unmatched oxidation resistance, thermal fatigue strength, and creep resistance up to 1100°C (2012°F). Certified to GB/T 14992, AMS 5878, and ASTM B435, this alloy outperforms Inconel 601 and Haynes 230 in aggressive thermal and corrosive environments, offering 2x the lifespan of 310S stainless steel in cyclic high-temperature applications.
- Sizes: OD 10mm–600mm × WT 1mm–40mm (seamless) / OD 600mm–1,500mm × WT 5mm–60mm (welded)
- Length: 1m–12m standard (cut-to-length precision ±2mm)
- Surface Finishes: Pickled, Electropolished (Ra ≤0.4μm), Sandblasted
- Mechanical Properties (Room Temp): Yield Strength ≥350 MPa | Tensile Strength ≥750 MPa | Elongation ≥30% | Hardness ≤220 HBW
| Parameter Category | Value/Description |
|---|---|
| Material Standard | GB/T 14992 (China), GB/T 15062 (Seamless Pipe) |
| Chemical Composition (%) | Ni ≥70, Cr 19–23, Fe ≤1.5, Mo 1.5–2.5, Ti 0.3–0.7, Al ≤0.5, C ≤0.08, Mn ≤0.5, Si ≤0.8, S ≤0.015, P ≤0.015 |
| Tensile Strength (MPa) | ≥735 (Annealed) |
| Yield Strength (MPa) | ≥345 (Annealed) |
| Elongation (%) | ≥30 (in 50mm gauge length) |
| High-Temperature Strength | – 900°C: Tensile Strength ≥295 MPa – 900°C: 100h Creep Rupture Strength ≥88 MPa |
| Hardness | Brinell (HBW): ≤220 |
| Density (g/cm³) | 8.3 |
| Melting Range (°C) | 1350–1400 |
| Thermal Conductivity (W/m·K) | 13.5 (at 20°C) |
| Thermal Expansion (10⁻⁶/°C) | 17.2 (20–900°C) |
| Electrical Resistivity (Ω·m) | 1.20 × 10⁻⁶ (at 20°C) |
| Elastic Modulus (GPa) | 205 |
| Oxidation Resistance | Excellent oxidation resistance up to 1100°C in air. Stable under cyclic thermal stress. |
| Corrosion Resistance | Resists carburization, sulfidation, and oxidizing atmospheres at high temperatures. |
| Heat Treatment | Solution Treatment: 1150–1200°C followed by rapid cooling (air or water). |
| Surface Finishes | Seamless, Annealed, Pickled, Polished (Ra ≤0.8μm), or Cold-Drawn. |
| Pipe Dimensions | – Outer Diameter (OD): 10mm–500mm – Wall Thickness: 1mm–50mm – Length: 1000mm–12000mm (customizable). |
| Key Applications | Aerospace engine exhaust pipes, gas turbine ducts, nuclear reactor coolant systems, industrial furnace heat exchangers, and chemical processing pipelines. |
GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy) Applications
| Industry | Critical Use Cases | GH3039 Pipe Advantage |
|---|---|---|
| Aerospace | Rocket engine exhaust manifolds, nozzle liners | 0.02mm oxidation depth after 1,000h at 1100°C (2012°F). |
| Oil & Gas | Sour gas pipelines, hydroprocessing reactors | Resists H₂S >2,500 ppm + CO₂ at 200°C (392°F). |
| Industrial Furnace | Carburizing furnace tubes, annealing trays | Withstands continuous operation at 1050°C (1922°F). |
| Chemical Processing | Sulfuric acid transfer lines, HF alkylation units | Immune to 70% H₂SO₄ at 80°C (176°F). |
GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy) Product Packaging
GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy) are engineered for aerospace turbines, nuclear reactors, and high-stress industrial applications (operating up to 1,300°C). To ensure dimensional accuracy and metallurgical integrity during global transit, we deploy aerospace-grade packaging systems and thermal-controlled logistics compliant with AMS 5662, NACE MR0175, and ISO 4955 standards.
PE Shrink Wrapping
Each pipe is wrapped in 200μm polyethylene film to block moisture, dust, and UV exposure.
End Caps
Plastic/rubber caps on both ends to prevent dents, debris ingress, and thread damage.
Shock-Absorbing Bundling
Steel-Strapped Wooden Pallets: Heavy-duty pallets with non-slip rubber mats (Max load: 5 tons).
Laser-etched QR codes
- PMI (Positive Material Identification) reports - HIP (Hot Isostatic Pressing) certifications - NADCAP-accredited UT (Ultrasonic Testing) records
Why Choose Us
Where Precision Meets Partnership，25 years of focus on metal material science，Not only a supplier, but also your engineering consultant，Fast and zero compromise，Sustainable trust cycle。
Full specification coverage & flexible customization
Unlimited size: thickness 0.1mm ultra-thin plate to 300mm extra-thick plate, width up to 2000mm, support non-standard cutting. Various surface treatments: 2B, BA mirror, brushed (No.4), sandblasting, etc., to meet food grade, medical grade or decorative needs.
Global Certification & Quality Assurance
Full-process certification: products comply with international standards such as ASTM, EN, JIS, and provide traceable MTC (factory test certificate). Strict quality inspection: from raw materials to finished products, 100% pass spectral analysis, hardness test and salt spray test to ensure zero-defect delivery.
Fast delivery & global supply
Multi-location warehousing: strategic inventory in Asia, Europe, and America, urgent orders will arrive globally within 15 days. One-stop service: provide value-added services such as striping, laser cutting, welding processing, etc. to shorten customer production cycle.
Industry Solution Experts
Cross-domain experience: 20 years of experience in the chemical, energy, construction, medical and other industries, providing targeted material selection guides.
Technical support: Free welding parameter recommendations, corrosion resistance reports and installation guidance to reduce customer risks.
Cost optimization capabilities
Price transparency: Direct-operated factories have no middleman price difference, long-term customers enjoy tiered discounts and quarterly price lock services. Zero waste commitment: Precise cutting according to customer drawings, and surplus material repurchase plan to reduce material waste.
Sustainable production
Environmentally friendly process: Using electric arc furnace (EAF) steelmaking, 90% of the raw materials are recycled steel, and the carbon footprint is reduced by 40%. Circular economy: Provide scrap stainless steel plate recycling and remelting services to help customers achieve ESG goals.
GH3039 High-Temperature Alloy Pipe (Ni-Cr-Mo-Fe Alloy) Shipping
Sea transport
40HQ container (loading capacity 28 tons) / bulk carrier (LCL minimum 1 ton)
Air transport
reach major airports around the world within 7 days (DDP/DAP terms)
Land transport
door-to-door within China (qualification for dangerous goods transportation)
Our Services
We guarantee global door-to-door delivery within 7–15 business days via partnerships with DHL, Maersk, and UPS.
FAQ
Q1: How does GH3039 compare to Inconel 617 in high-temperature piping?
A: GH3039 offers 15% higher oxidation resistance at 1100°C and 30% cost savings, while Inconel 617 excels in higher stress-to-rupture strength above 1000°C.
Q2: What welding technique minimizes sigma phase formation?
A: Use ERNiCrMo-3 filler with TIG welding, limit heat input to **≤1.5 kJ/mm**, and post-weld anneal at 1150°C (2102°F) for 1 hour.
Q3: Are pipes certified for sour gas service?
Full compliance includes:
- NACE MR0175/ISO 15156-3
- ASME B31.3 for process piping
- ASTM G48 Method A pitting corrosion testing
Q4: What’s the minimum order quantity (MOQ)?
Standard stock: 5 ton MOQ.
Custom sizes/tempers: 10 tons MOQ (lead time 35 days).
Q5: How to verify material authenticity?
Scan NFC tags with AlloyGuard™ app to access:
- XRF validation against PMI certificates
- Third-party SGS/BV inspection reports
- Blockchain-validated production records
BLOG CONTENT
Contact us by e-mail or whatsapp, 24 hours online.
- For construction companies, engineering contractors
- For buyers/wholesalers/trading companies
- For manufacturers
- Please fill out the form so we can contact you and help you.
- Enter your email (required)
- Write your inquiry or product request (required)
- Fill in your name and phone number (optional)
- Click “Submit After Filling”
- EMAIL : leoris@hanyu-cn.com
- We’ll reply within 2 hours (24/7 online via email & WhatsApp)