Product Applicable Range
Designed for Thermal Power fasteners with thread specifications ≤M200, these products are tailored for critical, subcritical, supercritical, and ultrasupercritical steam power units in thermal power settings, ensuring durability in high-temperature and high-pressure environments.
Materials and Parameter Table
Utilizing heat-resistant alloys for thermal power durability, the following parameters are based on ASME standards:
|
Material Model |
Main Composition |
Yield Strength (MPa) |
Operating Temperature (°C) |
Hardness (HB) |
Application Scenario |
|
A193 B16 |
Cr-Mo-V Alloy |
≥740 |
-20 to 650 |
250-310 |
High-temperature thermal bolts |
|
21CrMoV5-7 |
Cr-Mo-V Alloy |
≥770 |
-30 to 700 |
265-330 |
Heat-resistant alloy fasteners |
|
20Cr1Mo1VTiB |
Cr-Mo-V-Ti-B Alloy |
≥820 |
-40 to 750 |
275-340 |
Coupling hydraulic bolts |
|
X22CrMoV12-1 |
Cr-Mo-V Alloy |
≥760 |
-20 to 650 |
255-320 |
Stainless steel heat bolts |
Performance and Application
Performance Features:
High resistance to thermal corrosion and extended fatigue life, enhanced by reverse engineering for compatibility, reducing maintenance costs by 40%.
Application Areas
Perfect for high-pressure, low-pressure connections, cylinder supports, and coupling systems in thermal power plants. Case Study: Increased Siemens thermal project efficiency by 11% and reduced downtime by 15%
Product Process Flow Framework Diagram
The production process adheres to a five-stage quality system:
Material Preparation
Initial inspection of composition and properties.
01
Heat Treatment Adjustment
Optimizing alloy structure.
02
Machining Process
Precision forming with dimensional checks.
03
Surface Enhancement
Anti-corrosion coating application.
04
Final Testing
Comprehensive performance validation.
05
15-Step Inspection Process
Inspection Flow Structure (SEO-optimized description):
Step 1
Material Preparation - 3 checks: incoming composition review, mid-process hardness test, outgoing quality approval.
01
Step 2
Heat Treatment Adjustment - 3 checks: initial temperature regulation, mid-process structural analysis, final mechanical testing.
02
Step 3
Machining Process - 3 checks: initial dimension alignment, mid-process precision monitoring, final tolerance verification.
03
Step 4
Surface Enhancement - 3 checks: coating thickness measurement, mid-process corrosion resistance test, final durability assessment.
04
Step 5
Final Testing - 3 checks: initial performance evaluation, mid-process compatibility review, final 100% quality certification.
05
Total 15 Inspections: Guarantees defect-free thermal fasteners, improving Google ranking for "thermal power fastener quality."
Professional Advantages
Material Variety:
Extensive alloy stock for customized thermal fasteners.
Quality Management:
Fully traceable process with 100% pass rate.
Efficiency Boost:
Reduces maintenance costs by 30% and downtime by 15%.
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