Description
What Are Non-Scarfed Tubes?
In many ERW tube mills, the internal weld bead is intentionally retained after welding rather than removed through the scarfing process.
Compared with scarfed tubes, non-scarfed tubes present more demanding cutting conditions due to the remaining internal weld bead. These conditions require flying cut-off saw blades with higher impact resistance, greater wear resistance, and optimized tooth geometries.
Typical cutting challenges include:
- Hard internal weld bead
- Higher impact loads
- Increased blade wear
- Greater heat generation during cutting
Our TCT Flying Cut-Off Saw Blades are specifically engineered to withstand these demanding conditions while delivering clean, accurate, and stable cutting performance.
Why Choose Our TCT Flying Cut-Off Saw Blades?
Comparable Performance to Premium International Brands
Engineered for high-speed ERW tube and pipe production lines, our TCT Flying Cut-Off Saw Blades deliver cutting performance comparable to premium international tube mill saw blade brands.
Optimized for High-Strength Tube Production
Designed specifically for demanding tube cutting applications including:
- API line pipes
- Oil & gas transmission pipes
- Structural steel tubes
- High-strength steel tubes
- Mechanical tubing
Optimized tooth geometry and carbide grades ensure stable cutting performance and minimal burr formation.
Premium Tungsten Carbide Tips
Manufactured with ultra-fine grain tungsten carbide tips to provide:
- Outstanding wear resistance
- Excellent edge retention
- Reduced tooth chipping
- Extended blade service life
Advanced PVD Coating Technology
Optional high-performance PVD coatings improve blade performance in continuous production environments by providing:
- Higher heat resistance
- Reduced cutting friction
- Improved cutting efficiency
- Longer tool life
Lower Cost Per Cut
Longer blade life, fewer blade changes, and reduced machine downtime help lower the total cost per cut and improve production efficiency.
Consistent Quality for High-Speed Production
Strict manufacturing control and precision grinding ensure stable cutting performance, accurate dimensions, and excellent batch-to-batch consistency.
Custom Manufactured for Your Tube Mill
Available according to customer drawings, blade samples, tube mill specifications, and cutting conditions.
Custom options include:
- Blade diameter
- Bore size
- Blade thickness
- Tooth geometry
- Carbide grade
- Tooth count
- PVD coating
- Hook angle
- Rake angle
OEM & Private Label Manufacturing
We supply OEM and private-label TCT flying cut-off saw blades for distributors, tube mill builders, and steel tube manufacturers worldwide.
Recommended Cutting Parameters for Flying Cut-Off Applications
Recommended cutting speed:
Up to 450 m/min
Recommended feed rate:
0.04 mm per tooth
Optimized for continuous flying cut-off systems operating under high-productivity conditions.
Technical Specifications
| Blade Diameter (mm) | Thickness (mm) | Bore (mm) | Teeth |
|---|---|---|---|
| 350 | 3.6 / 3.2 | 50 | 110 |
| 400 | 3.0 / 2.5 | 50 | 130 |
| 450 | 3.0 / 2.5 | 50 | 140 |
| 500 | 3.6 / 3.2 | 50 | 160 |
| 560 | 3.8 / 3.3 | 50 | 170 |
Additional blade sizes, tooth configurations, and bore dimensions are available upon request.
Both small-volume and large-volume OEM orders are welcome.
Frequently Asked Questions
What is the difference between scarfed and non-scarfed tubes?
Non-scarfed tubes retain the internal weld bead after welding, resulting in higher cutting loads and greater blade wear. Therefore, they require stronger carbide grades and optimized tooth geometries to ensure stable cutting performance and longer blade life.
Are these blades suitable for cutting API-grade pipes?
Yes. Our TCT Flying Cut-Off Saw Blades are specifically designed for high-strength API pipe production and other heavy-duty tube cutting applications.
Can you customize the tooth geometry?
Yes. We optimize tooth geometry based on tube diameter, wall thickness, material grade, production speed, and machine specifications.
Are PVD-coated blades available?
Yes. PVD-coated versions are available to provide improved wear resistance, higher heat resistance, and longer service life under demanding cutting conditions.



