High-Temperature Dissolvable Magnesium Alloy Hex Bar
It can fully degrade in specific downhole fluids without milling,
efficient and eco-friendly, widely used for dissolvable frac plugs, dissolvable balls and other components.
- Product Description
High-Temperature Dissolvable Magnesium Alloy Hex Bar
Advanced Downhole Solutions for Next-Generation Well Completions
Shaanxi Hagrien Energy Technology brings you the High-Temperature Dissolvable Magnesium Alloy Hex Bar, a breakthrough material engineered for demanding oil and gas operations. Our hex bars combine exceptional mechanical strength with controlled dissolution, delivering tensile strength of 320-480 MPa and thermal stability up to 180°C. With our closed-loop manufacturing system producing rods up to Ø300 mm, we ensure uniform microstructure and dimensional consistency. You get reliable performance in high-pressure fracturing environments exceeding 10,000 PSI, followed by complete degradation in downhole fluids. Our CNAS-accredited laboratory validates every batch, providing full traceability from material formulation through final inspection.

What Makes Our Hex Bars Different?
Engineered for Real Wellbore Conditions
You're not buying nonexclusive magnesium combination. Our item is purpose-built for your particular downhole challenges. We plan each amalgam framework based on your real working parameters—temperature profiles, saltiness levels, liquid chemistry, and required disintegration timeline.
The hexagonal geometry isn't fair around aesthetics. It gives predominant torque transmission amid establishment and disentangles your machining forms. You'll involvement less instrument disappointments and diminished setup times when fabricating bridge plug components or frac balls.
Manufacturing Consistency You Can Trust
Imagine accepting a bunch of fabric where each piece performs precisely like your model. That's what our coordinates generation framework conveys. From amalgam dissolving through expulsion and exactness machining, we control each basic step in-house.
Our process discipline ensures:
- Uniform grain structure throughout the entire bar
- Consistent dissolution rates within ±5% variation
- Repeatable mechanical properties batch-to-batch
- Surface quality that reduces your post-processing time
You won't face the frustration of high scrap rates or unexpected material behavior during critical manufacturing runs.

Performance Where It Matters Most
Your downhole tools must survive brutal conditions before dissolving on schedule. Our hex bars maintain structural integrity during the most demanding phases of your operation.
Mechanical Performance:
- Tensile strength: 320-480 MPa
- Yield strength: 280-400 MPa
- Density: 1.85 g/cm³ (75% lighter than steel)
- Operating temperature: up to 180°C (356°F)
Controlled Dissolution:
- Customizable rates: 0.5-80 mg/cm²·h
- Temperature-responsive degradation
- Complete breakdown with no solid residue
- Zero skin-factor completion

Technical Specifications
Item | Unit | AZ31B | AZ61A | AZ91D |
Density | g/cm³ | 1.77 | 1.80 | 1.81 |
Melting Point | ℃ | 566- 632 | 620- 630 | 470- 595 |
Tensile Strength | MPa | 255- 290 | 290- 315 | 230- 250 |
Yield Strength | MPa | 150- 200 | 170- 220 | 150- 170 |
Elongation | % | 12-21 | 10-16 | 3-5 |
Elastic Modulus | GPa | 45 | 45 | 45 |
Poisson’s Ratio | — | 0.32 | 0.31 | 0.32 |
Thermal Expansion Coefficient | 10⁻⁶ /℃ | 26 | 26 | 26 |
Thermal Conductivity | W/(m·K) | 70 | 65 | 50 |
Specific Heat Capacity | J/(kg·K) | 1000-1050 | 1050 | 1050 |
Electrical Resistivity | μΩ·cm | 92- 125 | 125 | 170 |
Brinell Hardness | HB | 56-73 | 60-70 | 63-90 |
Shear Modulus | GPa | 17 | 17 | 17 |
Fatigue Strength | MPa | 80- 110 | 90- 120 | 70- 100 |
Where Your Operations Benefit Most
Unconventional Shale Gas Completions
Horizontal wells present unique challenges. Mechanical intervention becomes costly and risky as lateral lengths extend. Our hex bars machine into dissolvable bridge plug mandrels and slips that eliminate milling operations entirely.
You save days of rig time. You reduce operational risk. You achieve cleaner completions with better production profiles.
Intelligent Multi-Stage Fracturing
Your frac stages demand precise pressure control. Components manufactured from our High-Temperature Dissolvable Magnesium Alloy Hex Bar withstand 10,000+ PSI differential pressure at elevated temperatures, then dissolve completely when their job is done.
No obstructions. No flow restrictions. Just clean, uninterrupted production.
Temporary Subsea Applications
Deep-sea investigation requires brief affixing arrangements that do not compromise future operations. Our hex bars give the auxiliary execution you require amid establishment and commissioning, at that point break down actually in the marine environment.
You dodge exorbitant recovery operations whereas assembly natural compliance requirements.
Quality Control That Protects Your Investment
Every hex bar experiences thorough confirmation some time recently it comes to you. Our CNAS-accredited research facility performs comprehensive testing to guarantee unwavering quality in your extraordinary environments.
Our Assessment Convention:
- Chemical Composition Analysis via ICP-OES ensures precise alloying for predictable dissolution behavior
- Microstructure Evaluation per ASTM E112 verifies grain refinement and uniform degradation characteristics
- High-Temperature Tensile Testing confirms mechanical properties at your specified bottom-hole temperature
- Dissolution Rate Testing in simulated wellbore fluids validates performance across various salinities and temperatures
- Ultrasonic Inspection detects any internal porosity or inclusions that could cause premature failure
You receive complete documentation with every order: Certificate of Analysis (COA), Certificate of Conformance (COC), Safety Data Sheet (SDS), and full batch traceability records.

Manufacturing Capabilities That Scale With You
From Prototype to Production
You need a partner who can grow with your program. Our facility transitions seamlessly from initial prototypes to volume production without compromising quality.
Our Capacity:
- Extrusion capability up to Ø600 mm
- Standard products delivered in 2-4 weeks
- Custom solutions ready in 4-8 weeks
- Expedited delivery available for urgent projects
- Safety stock maintained for common sizes
Engineering Support Throughout Your Journey
We do not fair offer you fabric. We collaborate on fabric determination, component plan, and fabricating optimization. Our building group gives drawing-based generation, model advancement back, and plant acknowledgment testing coordination.
You diminish trial-and-error costs. You quicken your commercialization timeline. You pick up a genuine specialized accomplice, not fair a supplier.
Exhibition

Frequently Asked Questions
Q: How does temperature influence the disintegration rate of the hex bar?
A: The disintegration rate takes after an Arrhenius-type relationship. As temperature increments, the chemical response between the magnesium network and electrolyte quickens exponentially. We can customize amalgam compositions to coordinate your particular temperature profile and required disintegration timeline.
Q: Can the hex bar withstand high-pressure situations some time recently dissolving?
A: Completely. Our amalgam keeps up abdicate quality surpassing 300 MPa at temperatures up to 150°C. This permits your components to withstand breaking weights over 10,000 PSI amid the completion stage, at that point break down on plan afterward.
Q: Does the disintegration take off any strong buildup in the wellbore?
A: No. The combination breaks down totally into micro-sized particles and solvent particles that stream out with delivered liquids. You accomplish a zero-skin-factor completion with no stream limitations or generation impacts.
Q: How ought to these bars be put away to avoid untimely oxidation?
A: Store in a temperature-controlled, low-humidity environment. We suggest vacuum bundling or VCI (Unstable Erosion Inhibitor) wrapping for expanded capacity periods. Our shipping bundles incorporate fitting assurance for your capacity conditions.
Q: Is the disintegration rate influenced by liquid salinity?
A: Yes. Higher chloride particle concentrations for the most part increment the disintegration rate. We offer custom combination definitions optimized for your particular liquid chemistry—whether you're working in low-salinity or high-salinity environments.
Q: What lead time ought to I anticipate for custom specifications?
A: Standard sizes dispatch inside 2-4 weeks. Custom determinations counting special measurements or altered disintegration rates require 4-8 weeks. We give week after week venture upgrades adjusted with North American trade hours to keep you educated all through production.
Q: Do you give specialized bolster for component design?
A: Certainly. Our building group collaborates with you on fabric determination, basic plan optimization, and fabricating achievability. We back drawing-based generation and can help with model advancement and testing conventions.
Why Choose Hagrien?
Seven Years of Proven Reliability
Since 2019, we've been delivering consistent, high-quality dissolvable magnesium alloy products to the global oil and gas industry. Our track record speaks to our manufacturing discipline and supply reliability.
Certifications That Matter
- ISO 9001 / ISO 14001 / ISO 45001 certified
- CNAS-accredited laboratory
- API recognized
- Full HSE management system compliance
Responsive Global Service
You work on tight timelines. We respect that. You'll receive RFQ responses within 24 hours and formal quotations within 1-3 business days. Our U.S. entity provides coordination and support aligned with North American schedules.
Complete Traceability
Every hex bar includes full documentation supporting your supplier qualification and audit requirements. We maintain detailed batch records from raw material receipt through final inspection.
Ready to Enhance Your Completion Operations?
Let's discuss how our High-Temperature Dissolvable Magnesium Alloy Hex Bar can improve your operational efficiency and reduce completion costs. Contact us at cyrus@us-hagrien.com for technical specifications and quotes.
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