ZCC.CT TCMT110208-52 YBC251 Carbide Turning Inserts for Steel Machining
Price shown is a starting point. Contact us for a precise quote based on your requirements.
ZCC.CT TCMT110208-52 YBC251 Turning Insert
Professional Grade CVD Coated Carbide for Steel Processing
Product Overview
"Which CNC turning insert provides the best balance of toughness and wear resistance for finishing carbon and alloy steels?"
The ZCC.CT TCMT110208-52 YBC251 is a premier triangular indexable insert designed for ISO P (Steel) turning. Featuring the versatile YBC251 grade—a thick Al2O3 CVD coating combined with a high-toughness substrate—this insert provides an exceptional defense against plastic deformation. The -52 chipbreaker is specialized for finishing and semi-finishing operations, delivering superior surface quality and stable chip control across a wide range of cutting speeds.
Core Performance Features
Technical Specifications
60° Triangle
7° Clearance
Tolerance
Hole/Slot
11mm Edge
2.38mm Thk
0.8mm Rad
| Standard | Model Designation |
|---|---|
| ISO (Metric) | TCMT 11 02 08 |
| ANSI (Imperial) | TCMT 2 1.5 2 |
Cutting Parameter Recommendations
| Steel Category | Speed (Vc m/min) | Feed (f mm/rev) |
|---|---|---|
| Low Carbon Steel | 200 - 350 | 0.10 - 0.25 |
| Alloy Steel (HB225-325) | 150 - 280 | 0.08 - 0.20 |
Compatible Tool Holders (STGC Series):
Common Applications
- Internal Boring: Small to medium diameter hole finishing.
- External Turning: General-purpose finishing of steel shafts.
- Versatile Use: High performance on both continuous and light interrupted cuts.
Compatibility
Compatible with all CNC lathe turret systems and manual tool posts using standard TCMT 11 (TCMT 21.5) indexable seating. Optimized for steel grades P10 through P35.
ZCC.CT Grade Matrix (Steel Turning)
| Grade | Focus | Application |
|---|---|---|
| YBC251 (Target) | Versatility | General Steel / Finishing |
| YBC151 | Wear Resistance | High Speed Finishing |
| YBC351 | Toughness | Heavy Roughing / Interruption |
Verified Customer Testimonials
"Solid Reliable Grade"
We use YBC251 for 90% of our steel turning. The TCMT11 size fits perfectly in our boring bars. Great tool life.
— James T., USA 🇺🇸"Perfekt für den Preis"
Die Oberfläche ist nach dem Schlichten erstklassig. Sehr empfehlenswert für Hobby und Industrie.
— Dieter S., Germany 🇩🇪"Fast Chip Breaking"
The -52 chipbreaker really helps prevent long stringy chips on mild steel. Very happy with the results.
— Marco V., Italy 🇮🇹Expert FAQ
Q: Is YBC251 suitable for stainless steel?
A: While YBC251 can cut some ferritic stainless, we recommend the YBM series (like YBM251) for austenitic stainless (304/316) for optimal tool life.
Q: What does the -52 suffix mean?
A: The -52 refers to the chipbreaker geometry. It is specifically optimized for finishing (light depth of cut) with a sharp cutting edge to minimize work hardening.
Technical FAQ & Buying Guide
Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.
We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:
- For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
- For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
The optimal cutting parameters vary depending on the workpiece hardness and operation type:
- For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
- For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.
We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.
All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.