Precision CNC Machining Services

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Westfield Machine, Inc., specializes in precision CNC machining services, serving customers in the gas turbine and oilfield industries since 1982. We’re a family owned, customer centric operation, with a hands on approach; this ensures that when you call, your inquiries and concerns will be addressed by the people who have a vested interest in your needs. This approach, combined with a wide array of machining capabilities, position us as a single source turnkey solution from design to finishing.

Our state-of-the-art facility is equipped with advanced 4-axis CNC machining capabilities that allow us to achieve tolerances up to ±.001”. Geared towards heavy industry, we can accommodate the machining of large scale components such as boring up to 7’, turning up to 98” in diameter and 160” in length, milling up to 84” in length, 54” in diameter, with a lifting capacity of up to 15 tons.

From gear hobbing to gun drilling and broaching, we can provide virtually any machining operation on materials such as carbon, stainless, and alloy steel, aluminum, nickel, exotic metals, and plastics. In addition, we also provide heat-treating; welding by AWS certified welders, various coatings, and non-destructive testing.

Regardless of operation, all work is done in-house, and in compliance with all major industry standards including: API Spec Q1, API ISO 9001:2015, ASTM, AWS, and any applicable Mil-Spec. To learn more about Westfield Machine, Inc. turn-key solutions, please see the table below or feel free to contact us directly.

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CNC Machining Services Project Showcase

Precision CNC Machining Capabilities

Machining Processes

Milling Drilling Turning Contour Turning Form Turning Taper Turning Straight Turning ID Boring Gun Drilling Fine Boring: Multiple Lead Threading
Tool (API) Joints
Internal Threading
External Threading
BX Groves
R Groves
Gear Hobbing
Broaching
Spline
Facing; Parting/Cutting
Counterboring
Countersinking
Pocketing
Profiling
Reaming
Tapping
Thread Milling
Knurling

Equipment: Vertical
Horizontal
Lathe

Equipment Capabilities

CNC Control Capabilities Large Swing Lathe CAD Design Services: CAM Programming Services
Reverse Engineering

Machinery Axis: 4-Axis

Fixturing

Three-Jaw Chuck Four-Jaw Chuck Six-Jaw Chuck: Collets
In-House Fixturing & Tooling

Materials

Carbon Steel Stainless Steel Aluminum Alloy Steels: Nickel
Exotic Metals
Plastics

Bore: Up to 7 ft.

Diameter: Up to 98 in.

Turning Length: Up to 160 in.

Milling Length: Up to 84 in.

Width: Up to 54 in.

Maximum Lifting Capacity: Up to 15 tons

Tolerances: ±.001"
4B on Threads

Secondary Services Offered

Turnkey Coatings Heat Treating: Welding
Non Destructive Testing

Production Volume: Prototype to Large Scale Production Volume Runs

Lead Times Available: 4-6 weeks
Rush Service Available

Additional Information

Industries Served: Oilfield
Gas Turbine

Intended Applications

Draw Work Parts for Oil Rigs Blow Out Preventer (BOP) Risers Flow Crosses Recalibration on Fixturing: Inspection Fixtures
Flanges
Double Lead Threading
Subseat Bonnets
Pipe Handling

Industry Standards Met

API Spec Q1 ISO 9001:2015: Mil-Spec
ASTM
AWS

File Formats Accepted

SolidWorks AutoCAD: GibbsCAM
ShopTalk