Controlled-Dissolution Magnesium Alloy Tube
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
Controlled-Dissolution Magnesium Alloy Tube: Engineered for Precision Downhole Applications
Shaanxi Hagrien Energy Technology Co., Ltd. delivers enterprise-grade Controlled-Dissolution Magnesium Alloy Tube engineered to meet the demanding requirements of oil and gas completion operations. Our tubes combine high specific strength (280–450 MPa tensile performance) with customizable dissolution rates (1–100 mg/cm²/h), ensuring reliable zone isolation and full post-operation degradation. Manufactured through a closed-loop system—from alloy melting to precision extrusion—we produce tubes up to Ø300 mm with strict microstructure uniformity and dimensional stability. With CNAS-accredited laboratory validation, ISO 9001 certification, and full batch traceability, you get predictable performance backed by 7+ years of continuous production expertise. Standard lead times run 2–4 weeks, with expedited options available.

Why Choose Our Controlled-Dissolution Magnesium Alloy Tube?
Engineered Material Performance Tailored to Your Well Conditions
You require materials that perform beneath real-world weight, temperature, and salinity.
Our tubes are outlined around your particular working environment. We alter amalgam composition and handle parameters to provide the correct adjust of quality, durability, and disintegration energy you require.
Whether you're working in high-temperature zones (up to 150°C) or high-chloride brines, our materials keep up basic keenness amid operation and break up typically afterward.
No mystery. No untimely failure.
Large-Diameter Capability with Consistency You Can Trust
Inconsistent microstructure leads to unusual disintegration and expensive downhole failures.
We expel poles and billets up to Ø300 mm with uniform grain refinement and tight dimensional control. This decreases your machining scrap rates and disposes of the chance of localized setting or early auxiliary collapse.
Every clump experiences thorough review. You get materials that machine cleanly and perform reliably over different wells.
Full Fabricating Control from Liquefy to Finish
Relying on numerous providers increments lead time instability and quality variance.
Our closed-loop framework coordinating combination definition, expulsion, metallurgy control, and accuracy machining beneath one roof. This gives you speedier prototyping, adaptable generation, and repeatable quality.
From beginning fabric choice to last confirmation, we oversee each step. You get a single point of responsibility and speedier time-to-field.

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 |
Applications: Where Precision Matters Most
Multi-Stage Hydraulic Fracturing
Your frac operations demand reliable zone isolation followed by complete tool removal.
Our Controlled-Dissolution Magnesium Alloy Tubes form the structural core of dissolvable bridge plugs and frac balls. They withstand high differential pressures during stimulation, then dissolve autonomously in completion fluids—eliminating costly milling operations and reducing non-productive time.
Deep-Water and Subsea Completions
Mechanical mediation in subsea situations is costly and strategically challenging.
You can convey our tubes as transitory liners, valve actuators, or setting components in high-salinity situations. They give the basic bolster you require amid establishment, at that point vanish on plan without requiring recovery operations.
Customized Downhole Tools
Standard components do not continuously fit your well engineering or completion strategy.
We bolster drawing-based generation and model advancement. You give the determinations; we design the fabric and make the component. This diminishes your trial-and-error costs and quickens commercialization of modern apparatus plans.
How Our Manufacturing Process Delivers Reliability?
Step 1: Application-Driven Combination Design
We begin by understanding your well conditions—temperature, saltiness, liquid chemistry, and required disintegration timeline.
Our metallurgy group chooses the ideal combination composition and refines it through controlled dissolving processes.
Step 2: Accuracy Expulsion with Microstructure Control
We expel billets utilizing prepare parameters planned to accomplish uniform grain structure and minimize inner defects.
This guarantees reliable mechanical properties and unsurprising electrochemical behavior all through the tube wall.
Step 3: Thorough Confirmation and Testing
Every clump experiences mechanical testing, disintegration rate estimation, and dimensional assessment in our CNAS-accredited laboratory.
You get full documentation bundles, counting certificates of examination and traceability records.
Step 4: Machining and Last Quality Control
Our accuracy machining capabilities permit us to provide wrapped up components or semi-finished stock custom fitted to your generation requirements.
Final assessment affirms surface quality, dimensional exactness, and compliance with your details.
What Sets Hagrien Apart
Verification-First Approach
We do not transport materials without information. Our HTHP research facility approves disintegration energy and mechanical execution beneath reenacted downhole conditions some time recently generation scaling.
Supply Confirmation and Lead Time Predictability
With 7+ a long time of nonstop generation and security stock for standard sizes, you get solid conveyance plans. Standard items transport in 2–4 weeks; customized arrangements in 4–8 weeks.
Engineering Back from RFQ to Field Deployment
Our group reacts to demands inside 24 hours and gives citations in 1–3 commerce days. We offer week after week venture overhauls adjusted with your plan and back FAT planning.
Global Coordination with Nearby Responsiveness
Operating with a nearness in both China and the Joined together States, we bridge time zones and give the coordination you require for smooth provider capability and extend execution.
Exhibition

Frequently Asked Questions
Q: What is a product?
A: It's a high-performance structural component made from specialized magnesium alloys that degrade predictably when exposed to specific downhole fluids. This eliminates the need for mechanical retrieval or milling, reducing operational costs and environmental impact.
Q: How do you control the dissolution rate?
A: We adjust alloy composition, microstructure refinement, and surface treatment based on your well conditions—temperature, salinity, and fluid chemistry. This allows us to tune dissolution rates from 1 mg/cm²/h to 100 mg/cm²/h.
Q: Can you produce custom sizes or profiles?
A: Yes. We support drawing-based production and prototype development. Our extrusion and machining capabilities allow us to manufacture custom diameters, wall thicknesses, and profiles tailored to your tool design.
Q: What documentation do you provide for quality assurance?
A: Every batch includes a Certificate of Analysis (COA), Certificate of Conformance (COC), Safety Data Sheet (SDS), and full traceability records. Our CNAS-accredited lab provides test data for mechanical properties and dissolution kinetics.
Q: What is your minimum order quantity?
A: MOQ varies based on product specifications. Contact us with your requirements, and we'll provide a tailored solution that balances cost-effectiveness with your project timeline.
Q: Do you offer expedited delivery?
A: Yes. While standard lead times are 2–4 weeks for stock items and 4–8 weeks for custom solutions, we can accommodate expedited schedules based on production capacity and material availability.
Q: Are your materials compliant with industry standards?
A: Yes. Our products adhere to ASTM B107/B107M for extruded magnesium alloys and ISO 6892-1 for metallic material testing. We also maintain ISO 9001, ISO 14001, and ISO 45001 certifications.

Contact Us
Ready to reduce your downhole intervention costs with Controlled-Dissolution Magnesium Alloy Tube? Reach out to our team at cyrus@us-hagrien.com for technical consultation and quotations.
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