Specifications
Brand Name :
Qingdao Sande Tech Co.,Ltd
Model Number :
OEM
Certification :
ISO, DIN, AISI, ASTM, BS, JIS, etc.
Place of Origin :
Qingdao, China
MOQ :
1000
Price :
$0.5-2
Payment Terms :
D/P,T/T,Western Union
Supply Ability :
10000PCS/month
Delivery Time :
30 days
Packaging Details :
Wooden box
Applicastion :
machinery metal parts
Drw Format :
PDF/DWG/IGS/STP/ etc
Strength :
high strength
Type :
Machining Parts
Tolerance :
±0.01mm
Materials :
Hot dip galvanized steel
Value :
ISO 9001
Surface Treatment :
Anodizing
Description

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

Parameter Necked Flanges Internal Thread Components
Material Grades 304/316 Stainless Steel, Carbon Steel, Alloy Steel Same as flanges + Brass
Size Range OD: 10-500mm, ID: 8-450mm M3-M120 threads, 5-400mm length
Wall Thickness 2-50mm (±0.1mm) 1.5-30mm (±0.05mm)
Tolerance ±0.05mm (standard), ±0.02mm (precision) ±0.03mm (standard), ±0.01mm (precision)
Pressure Rating Up to 6000 PSI (dependent on material) 1000-10000 PSI (thread dependent)
Thread Standards N/A Metric, UN, BSW, NPT, BSPP, BSPT
Surface Finish Ra 0.8-3.2μm (standard) Ra 0.8-1.6μm (thread surfaces)
Heat Treatment Annealed, Quenched & Tempered options Stress-relieving available
Temperature Range -50°C to 800°C -50°C to 650°C (thread dependent)
Certifications ISO 9001, PED, ASME (on request) ISO 9001, DIN/ANSI thread standards
Additional Features Weld preps, Grooves, Counterbores Thread locking features, Chamfers


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

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

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

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

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Brand Name :
Qingdao Sande Tech Co.,Ltd
Model Number :
OEM
Certification :
ISO, DIN, AISI, ASTM, BS, JIS, etc.
Place of Origin :
Qingdao, China
MOQ :
1000
Price :
$0.5-2
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Precision CNC Machined Stainless Steel Necked Flanges (10-500mm)
Precision CNC Machined Stainless Steel Necked Flanges (10-500mm)
Precision CNC Machined Stainless Steel Necked Flanges (10-500mm)

Qingdao Sande Technology Co., LTD

Verified Supplier
1 Years
shandong, qingdao
Since 2018
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Employee Number :
>63
Certification Level :
Verified Supplier
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