For Prototyping
For Production
Capabilities
CNC Machining

CNC Machining Service

Medical CNC

CNC Turning

CNC Milling

CNC Routing

Wire EDM Machining

Sheet and Tube Fabrication

Sheet Metal Fabrication

Sheet Cutting

Laser Cutting

Waterjet Cutting

Laser Tube Cutting

Tube Bending

Plastic Part Production

Plastic Injection Molding

Quick-Turn Molding

Prototype Molding

Bridge Molding

Production Molding

Overmolding

Insert Molding

Compression Molding

Urethane and Silicone Casting

Plastic Extrusion

Injection Molded Surface Finishes

Custom Plastic Fabrication

Micro Molding

Injection molding

Additive Manufacturing

3D Printing

Plastic 3D Printing Service

Fused Deposition Modeling

HP Multi Jet Fusion

Selective Laser Sintering

Stereolithography

PolyJet

Production Photopolymers

Metal 3D Printing Service

Direct Metal Laser Sintering

Metal Part Production

Die Casting

Metal Stamping

Metal Extrusion

Metal Injection Molding

Value-Added Solutions

Assembly

Rapid Prototyping

High-Volume Production

Precision Grinding

Powder Coating

Surface Grinding
Industries

Aerospace
Streamline production and accelerate design-to-delivery timelines.

Automotive
Manufacture precise parts surpassing industry standards.

Automation
Rapidly develop and validate products for market readiness.

Communication
Enable rapid innovation, maximizing performance potential.

Consumer Electronics
Innovate enclosures for low-volume production efficiency.

Medical Devices
Develop prototypes and products meeting stringent medical safety standards.

Robotics
Enhance efficiency with consistent, high-speed part quality.

Industrial Machinery
Provide competitive edge with superior machinery delivery.

Semiconductor
Expedite time-to-market through on-demand production capabilities.

New Energy
Accelerate innovation and development cycles.

Automotive Industry

Deliver precision automotive parts that surpass industry standards. Our manufacturing ensures exceptional quality, reliability, and performance for your vehicles. Trust us for top-tier automotive components and unparalleled service.

Automation Industry

Unlock the potential of rapid and cost-effective custom manufacturing to streamline new product development within the automation industry. Elevate the quality and flexibility of your

Communications

Maximize performance potential with our rapid prototyping and machining expertise tailored for communication industry needs.

Consumer Electronics

Introduce cutting-edge consumer electronics swiftly to market with our precision machining solutions, ensuring efficiency and innovation in low-volume production.

Medical Devices

Ensure compliance with medical safety standards through our precision machining for medical device prototypes and production components, delivering quality and reliability.

Robotics

Enhance efficiency with our advanced CNC machining technologies, ensuring consistent, high-speed part quality for the robotics industry.

Industrial Machinery

Optimize industrial machinery performance with our expert CNC machining solutions designed to enhance productivity, reliability, and efficiency in the manufacturing sector.

Semiconductor

Expedite time-to-market with our on-demand machining services designed specifically for the semiconductor industry.

New Energy

Speed up innovation cycles in new energy technologies with our precision machining solutions, designed to meet the unique demands of the industry.
Resources

Company
Expert CNC machining and metal fabrication for precision-engineered solutions.

Facilities
Advanced CNC machining and manufacturing capabilities.

Materials
Select from a wide range of over 50 metals and plastics for your project needs.

Surface Finishes
Elevate your project with our diverse selection of over 30 premium finishing options.

Blog
Stay updated on industry trends, company news, and product updates.

Quality Assurance
Precision, reliability, and strict quality control in every product.

Knowledge Base
Explore product development, design, and manufacturing resources.

Reports and Downloads
Access annual trend reports, posters, and other downloadable content.

FAQs
Quick answers to common questions about our services, processes, and capabilities.

Contact Us
Get in touch for quotes, inquiries, customer support, and assistance.
Language
Select a Country or Region

English

French

German

Japanese

Russian

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Material Name

Alloy steel 1.7131 | 16MnCr5

Material Type

Metal

Process Compatibility

CNC machining

Property	Value
Mechanical Properties
Ultimate tensile strength	690 – 1080 MPa
Yield strength	470 – 630 MPa
Young’s modulus (modulus of elasticity)	205 – 213 GPa
Elongation at break	15 – 22 %
Physical Properties
Corrosion resistance	Moderate to Poor
Magnetism	Semi-Magnetic
UV resistance	Excellent
Weldability	Moderate
Thermal Properties
Maximum service temperature	613 – 652 °C
Thermal expansion coefficient	11.5 – 13 × 10^-6/ºC
Thermal conductivity	35 – 50 W/(m⋅°C)
Electrical Properties
Electrical resistivity	18 – 27 μΩ*cm
Post Treatments
Post-Processing	Tempering & Annealing
Anodizing compatibility	Not suitable
Common Applications
High tensile applications	General engineering parts
Connecting rods & bolts

Precision Manufacturing Capabilities

Unlock high-quality, efficient, and cost-effective precision manufacturing solutions, including CNC machining, injection molding, die casting, 3D printing, and sheet metal fabrication—tailored for prototypes and production.

CNC Machining

Additive Manufacturing

Metal Part Production

Plastic Part Production

Sheet and Tube Fabrication

Value-Added Solutions

Get in Touch

Bring Your Designs to Life with Gree-Ge

Experience precision CNC machining with Gree-Ge. From intricate prototypes to large-scale production, we’re ready to bring your ideas to reality. Contact us today to discuss your project needs!

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Expert Insights & Industry Trends

Discover the latest advancements in CNC machining and manufacturing. Our blogs provide expert insights, industry trends, and practical tips to enhance efficiency, precision, and innovation in your production processes.