ZCC.CT TCMT16T308-52 YBC251 Carbide Turning Inserts for Steel Machining
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ZCC.CT TCMT16T308-52 YBC251 Turning Insert
The Industrial Choice for High-Performance Steel Semi-Finishing
Product Overview
"Which carbide insert is best for general-purpose steel turning with high wear resistance and excellent chip control at 0.8mm radius?"
The ZCC.CT TCMT16T308-52 YBC251 is a high-toughness triangular turning insert specifically engineered for ISO P (Steel) applications. Featuring the advanced YBC251 grade with a thick TiCN and Al2O3 CVD coating, it provides an exceptional balance of wear resistance and edge strength. The -52 chipbreaker is designed for semi-finishing to light roughing, offering stable chip control even in fluctuating cutting depths.
Core Industrial Advantages
Technical Specifications
ISO Designation Decoding
Triangular
7° Relief
Tolerance
Hole/Feature
16mm Edge
3.97mm Thk
0.8mm Rad
Semi-Finish
| Standard | Model Number | Size Reference |
|---|---|---|
| Metric (ISO) | TCMT 16T308-52 | 16.5mm Edge / 3.97mm Thk |
| Imperial (ANSI) | TCMT 32.52-52 | 3/8" I.C. / 1/8" Thk |
Recommended Cutting Parameters
| Workpiece Material | Speed (Vc m/min) | Feed (f mm/rev) |
|---|---|---|
| Carbon Steel | 180 - 350 | 0.12 - 0.40 |
| Alloy Steel | 150 - 300 | 0.10 - 0.35 |
Compatible Tool Holders:
Applications
- General Engineering: Perfect for 45# steel and structural steel turning.
- Semi-Finishing: Excellent for removing stock while maintaining 1.6-3.2 Ra surface finish.
- Medium Machining: Suitable for depths of cut (Ap) between 0.5mm and 3.0mm.
Device Compatibility
Compatible with all major CNC turning centers (Mazak, Haas, Okuma) and manual lathes using standard ISO tool pockets. Fits TCMT 16 (TCMT 32.5) size inserts.
ZCC.CT Steel Grade Matrix
| Grade | Coating | Application |
|---|---|---|
| YBC151 | CVD | Finishing / High Speed |
| YBC251 (Current) | CVD | Versatile / Semi-Finish |
| YBC351 | CVD | Roughing / Interrupted Cut |
Customer Reviews & Feedback
"Unbeatable Versatility"
I use YBC251 for 80% of my steel jobs. The tool life is very consistent across various carbon steels.
— Robert T., USA 🇺🇸"Top-Klasse Qualität"
Sehr gute Spanabfuhr mit dem -52 Spanbrecher. Standzeit ist vergleichbar mit teureren Marken.
— Hans W., Germany 🇩🇪"Affidabile e Robusto"
Ottimo per lavorazioni semi-pesanti. La geometria -52 aiuta molto a rompere i trucioli lunghi.
— Marco L., Italy 🇮🇹Professional FAQ
Q: Is this insert suitable for dry cutting?
A: Yes, the YBC251 CVD coating provides excellent thermal stability for dry cutting, though coolant will further extend life in high-speed applications.
Q: Can I machine stainless steel with this grade?
A: YBC251 is optimized for steel. For stainless steel, we recommend ZCC.CT's YBM251 or YBM151 series for best performance.
Q: Why choose the 0.8mm radius (308) over 0.4mm?
A: The 0.8mm radius offers higher edge strength and better surface finish at higher feed rates, making it ideal for semi-finishing operations.
Need Help With ZCC·CT Inserts?
Looking for a ZCC·CT equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This ZCC·CT insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.