The Haas ST-30 is a powerful CNC horizontal turning center built for demanding production environments where rigidity, accuracy, and uptime are critical. Known for its heavy-duty construction and consistent machining performance, the ST-30 is ideal for shops producing medium to large turned components across aerospace, automotive, oil & gas, and general manufacturing industries.
This machine offers excellent stability during aggressive cutting, delivering reliable surface finishes and tight tolerances. The Haas control is widely recognized for its ease of use, making programming and operation straightforward for both experienced machinists and growing shops.
Located in California, this ST-30 is well-positioned for buyers in the West Coast and North American markets who want faster logistics, easier inspection, and quicker installation timelines. Haas machines are widely supported in the U.S., with strong service networks and readily available spare parts, making this an excellent choice for production-focused operations.
HAAS ST30SPECIFICATIONS
TRAVEL & CAPACITY
Max Turning Diameter: 406 mm (16 in)
Max Turning Length: 660 mm (26 in)
Bar Capacity: 76 mm (3 in)
X-Axis Travel: 318 mm (12.5 in)
Z-Axis Travel: 660 mm (26 in)
C-Axis: Not available on base model (only on ST-30Y)
SPINDLE
Spindle Nose: A2‑6
Chuck Size: 254 mm (10 in)
Bore Size: 89 mm (3.5 in)
Max Spindle Speed: 3,400 rpm
Spindle Power: 29.8 kW (40 hp) vector drive
Max Torque: ~407 Nm
TURRET / TOOLING
Tool Stations: 12 (bolt-on or VDI)
Index Time: ~0.5 sec (adjacent tools)
Tool Interface: VDI 40 or optional BMT (on newer builds)
FEEDRATES
Rapid Traverse (X/Z): 25.4 m/min (1,000 ipm)
Cutting Feedrates: Programmable
COOLANT & CHIP MANAGEMENT
Flood Coolant: Standard
High-Pressure Coolant: Optional
Chip Conveyor or Auger: Optional
CONTROL SYSTEM
CNC: Haas Next-Gen Control
Display: 15” LCD
USB, Ethernet, Wi-Fi ready
Optional Tool Presetters and Part Probing
POWER & AIR REQUIREMENTS
Electrical Power: ~30 – 35 kVA
Air Pressure: ~0.5 – 0.6 MPa (75–90 psi)
HAAS ST30 – GENERAL INFORMATION
Model: Haas ST‑30
Machine Type: Horizontal CNC Lathe
Spindle Nose: A2‑6
Chuck Size: 254 mm (10 in)
Control: Haas Next-Generation Control (NGC)
Construction: Heavy-duty, cast-iron frame
HAAS ST30 – KEY CAPABILITIES
High-power turning for mid-to-large parts
Excellent rigidity for tough materials
Live tooling and Y-axis options (in ST-30Y variant)
Through-spindle coolant and bar feeding compatibility
Versatile machine for small batch or high-volume production
INDUSTRIES THAT USE HAAS ST30
Oil & Gas (threaded connections, couplings, valve components)
General Engineering (shafts, custom fixtures, rollers)
Energy Sector (pipe connectors, rotors, turbine spacers)
TYPICAL PARTS HAAS ST30 CAN PRODUCE
Large turned bushings and spacers
Hydraulic and pneumatic valve bodies
Custom shafts, collars, and sleeves
Threaded pipe ends and connectors
Machined rings and flanged components
WHY CHOOSE THE HAAS ST30
Ideal size and power for high-mix turning jobs
Proven reliability in demanding industries
Upgrade path available with Y-axis or sub-spindle
Intuitive Haas control makes training and setup easy
Excellent cost-performance ratio with low maintenance
Summary Table
Parameter
Value
Max Turning Diameter
406 mm (16 in)
Max Turning Length
660 mm (26 in)
Bar Capacity
76 mm (3 in)
Spindle Speed
3,400 rpm
Spindle Power
29.8 kW (40 hp)
Chuck Size
254 mm (10 in)
Tool Stations
12
Control System
Haas Next-Gen Control
Construction
Cast-iron monoblock
How much does used HAAS ST30 cost? Used Machine Price Range (Approximate)
Configuration
Estimated Price (USD)
Base Model (manual tailstock, no live tooling)
$45,000 – $60,000
Mid-Spec (tailstock, chip conveyor, bar feeder ready)
$60,000 – $75,000
High-Spec (Y-axis version, sub-spindle, live tooling)
$80,000 – $95,000+
Prices vary depending on build year, spindle hours, tool count, and installed options.
WHY BUY USED HAAS ST-30
Purchasing a used Haas ST-30 in California offers a strategic advantage for buyers looking to expand turning capacity quickly and cost-effectively. Local availability reduces shipping time and costs, enables easier on-site inspection, and speeds up deployment into production. A pre-owned ST-30 provides proven performance, lower capital investment, and strong resale value, making it a smart investment for machine shops, contract manufacturers, and growing production facilities.
