Precision CNC Machined Stainless Steel Necked Flanges (10-500mm)

Precision CNC Machined Necked Flanges & Internal Thread Components

Product Overview

Our high-precision CNC machined necked flanges and internal thread components are engineered for exceptional performance in demanding industrial applications. Manufactured using advanced CNC turning and milling processes, these components deliver exacting tolerances and reliable functionality.

Key Features
✔ Premium Materials: Available in stainless steel (304/316), carbon steel, and alloy steel
✔ Precision Manufacturing: Tight tolerances to ±0.05mm with Ra 0.8-3.2μm surface finishes
✔ Durable Construction: Heat-treated options available for enhanced wear resistance
✔ Custom Solutions: Tailored dimensions, thread specifications (metric/UN/BSW), and special coatings

Technical Specifications

• Diameter Range: 10mm to 500mm
• Pressure Rating: Up to 6000 PSI (varies by material)
• Temperature Range: -50°C to 800°C
• Thread Standards: ISO, ANSI, DIN, or custom profiles

Applications
• Hydraulic and pneumatic systems
• Power generation equipment
• Oil & gas pipelines
• Heavy machinery and automotive assemblies

Quality Assurance
• 100% dimensional inspection
• Material traceability documentation
• ISO 9001 certified production

Precision CNC Machined Components - Technical Specifications

FAQ

Q1: What materials do you typically use for these components?
A: We primarily machine:

• Stainless Steel (304, 316, 316L)
• Carbon Steel (1018, 1045, 4140)
• Alloy Steel
• Brass (for threaded components)
  Special materials available upon request.

Q2: What tolerances can you maintain?
A: Our standard capabilities:

• Standard: ±0.05mm
• Precision: ±0.02mm
• Ultra-precision: ±0.01mm (additional cost applies)
  Tighter tolerances possible for critical dimensions.

Q3: Can you work with our custom designs?
A: Absolutely. We specialize in:

• Custom drawings/specifications
• Reverse engineering
• Design for manufacturability advice
• Prototype development

Q4: What thread standards do you support?
A: We machine all major standards:

• Metric (M)
• Unified (UNC/UNF)
• British (BSW/BSF)
• Pipe threads (NPT/NPTF, BSPP/BSPT)
• Special threads to customer specs

Q5: How do you ensure quality?
A: Our quality process includes:

• 100% dimensional inspection
• Material certification (MTR)
• Surface finish verification
• First article inspection reports
• ISO 9001 certified processes

Q6: What surface finishes are available?
A: Standard options:

• As-machined (Ra 3.2μm)
• Fine machined (Ra 1.6μm)
• Precision finish (Ra 0.8μm)
  Special finishes:
• Electropolishing
• Bead blasting
• Passivation

Q7: What's your typical lead time?

• Production runs: 4-6 weeks
  Expedited services available.

Q8: What industries do you serve?
A: Our components are used in:

• Oil & gas
• Aerospace
• Hydraulics/pneumatics
• Power generation
• Semiconductor
• Medical equipment

Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.
We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful quality control system, and professional customer service... We will offer professional services, high-quality products and favorable prices. We sincerely welcome domestic and foreign customers to cooperate with us!