Model SOUB2506-R100 carbide scarfing inserts are specially designed for steel tube and pipe scarfing processes. High wear resistance and stable cutting performance to remove surface defects on steel pipes. Custom grades and sizes are available.
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CVD/PVD-coated, HRC83 hardness, fully customizable geometry — engineered for exceptional wear resistance, surface finish, and tool life in demanding tubular component production.
Engineered for high-precision external turning of seamless and welded tubes, pipes, and cylindrical components, this premium tungsten carbide insert delivers unmatched performance in high-volume CNC lathe environments. With a hardened substrate rated at HRC83 and dual-layer CVD/PVD coating, it resists thermal cracking, built-up edge, and flank wear — significantly extending tool life and maintaining tight tolerances across diverse alloys including stainless steel, carbon steel, and alloyed tubing.
Designed for manufacturers who demand consistency, repeatability, and minimal downtime, this insert supports rapid setup, predictable wear progression, and superior surface integrity — especially critical in hydraulic, automotive, energy, and structural pipe applications where dimensional accuracy and Ra finish directly impact part functionality and assembly.
Tailor insert shape (triangle, rhombus, round), corner radius (R0.4–R2.0), chipbreaker design, and relief angles to match your specific tube OD/ID ratio, wall thickness, and material flow requirements — no off-the-shelf compromise.
CVD base layer ensures deep adhesion and thermal stability; PVD top layer provides nanoscale smoothness and low-friction cutting. Combined, they deliver 40% longer life vs. single-coated inserts in abrasive pipe machining.
Geometry and rake angles calibrated for reduced vibration, minimized chatter, and consistent groove depth control — essential for thin-walled tubing, precision threading, and contour turning on long slender workpieces.
Precision turning of seamless steel tubes for cylinders, manifolds, and high-pressure connectors — maintains ID/OD concentricity ±0.01mm.
Machining of stainless steel exhaust pipes, catalytic converter housings, and suspension components with excellent heat resistance and surface finish (Ra ≤0.8µm).
Reliable performance on API 5L X65/X70 line pipe, boiler tubes, and geothermal casings — handles scale, mill scale, and variable wall thicknesses.
| Parameter | Specification |
|---|---|
| Material Grade | WC-Co (94% tungsten carbide, 6% cobalt) |
| Hardness | HRC83 (Vickers HV1850) |
| Coating System | Multi-layer TiN/TiCN/Al₂O₃ (CVD) + TiAlN (PVD) |
| Insert Shape | Triangle (ISO TNGA/TNMA), Rhombus (ISO RCGT/RNGN), Round (ISO RCGX) |
| Cutting Edge Length | 0.5–20 mm (0.02–0.79 in) |
| Corner Radius Options | R0.4, R0.8, R1.2, R2.0 mm |
| Recommended Cutting Speed (vc) | 120–280 m/min (stainless steel); 220–350 m/min (carbon steel) |
| Applicable Machines | CNC Lathes (Fanuc, Siemens, Mitsubishi controls), Swiss-type machines, multi-axis turning centers |
We support full OEM/ODM integration — from custom insert geometry and packaging to application-specific technical validation and joint process development.
For first-time custom orders, MOQ is 50 pcs per geometry. Standard stock items have no MOQ — single-piece trial orders accepted.
Yes. We conduct free pre-production cutting trials on your material and machine (or our ISO-certified test lathes) and issue a full report with chip morphology, surface roughness, tool wear progression, and recommended parameters.
Our HRC83 is verified per ASTM E18 using Rockwell Superficial N-scale on ≥10 random samples per lot. Unlike some suppliers quoting “up to” values, every batch is certified at 82.8–83.2 HRC — ensuring consistent edge retention and fracture resistance.
Yes — select boring bar-compatible geometries (e.g., TNMG, CCMT) are available. For optimal results in tube ID machining, we recommend pairing with our anti-vibration boring bars and coolant-through holders.
Share your application details — material, machine model, typical workpiece dimensions, and target cycle time — and receive a validated geometry recommendation + sample quote within 48 hours.
