Precision Stainless Steel Pipes Tubes
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Precision Stainless Steel Pipes Tubes

• Product Name: Stainless Steel Pipe

• Material: 200Series300 Series 400 Series 500Series 600Series

• Standard:AiSi, ASTM, BS, DIN, GB, JIS

• OD: 6mm-2500mm

• Length: Customer's Requirement

• Payment: T/T
Availability:
Quantity:
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Product Paramenters

Product Name
Stainless Steel Plating Tube
Material
Stainless Steel 201/ Stainless Steel 301
Stainless Steel 304/ Stainless Steel 316
Type
Welded, Decorative
Standard
ASTM, GB, JIS, DIN, EN, AISI
Surface Treatment
Mirror:600G/800G
Satin:180# 240# 320#
Color:Gold/Rose Gold/Etc
Length
5.8Meter 6.0Meter/ 6. 1Meter Or Custimized
Regular Shape
Round/ Square/ Retangle/ Oval
Slotted Pipe
Double slotted/ Single slotted
Torlerance
Outdiameter:+-0 2mm
Thickness:+-003mm
Length:+-10mm
Weight OR Qty 15%
MOQ
1Ton
Delivery Time
7-25Days
Package
Fibre Bag/Film Coveri/Wooden Package
Payment Terms
30% Deposit In Advance,Balance Before Loadingt T/T L/C At Sight/Western Union
Application
Railing,Window,Balcony,Curtain,Furniture,Etc


Product Display

Stainless_Steel_Pipes图片21图片39图片30图片33


Key Features & Highlights

  • Unmatched Precision: Our cold-drawn seamless tubes achieve dimensional tolerances 40% tighter than industry standards, eliminating costly secondary machining operations. The ±0.05mm OD consistency ensures perfect fit in high-pressure fittings and automated assembly systems.

  • Superior Surface Integrity: Each tube undergoes multi-stage polishing achieving mirror finishes down to Ra 0.4μm. This ultra-smooth surface minimizes fluid turbulence, reduces bacterial adhesion in medical applications, and prevents particle generation in semiconductor gas lines.

  • Advanced Metallurgical Control: Through vacuum degassing and electroslag refining, we maintain sulfur content below 0.005% and phosphorus below 0.025%. This exceptional purity prevents intergranular corrosion and extends service life in aggressive environments by up to 300%.

  • Flexible Customization: Beyond standard sizes, we offer:

    • Special alloys (duplex 2205, 904L, Inconel-clad)

    • Non-standard wall thicknesses (down to 0.05mm)

    • Complex geometries (oval, square, multi-bore)

    • Integrated end-forming (flaring, beading, threading)

Manufacturing Excellence

Our production facility represents the pinnacle of tube manufacturing technology. The process begins with vacuum-induction melted billets, ensuring absolute material purity. These billets undergo rotary piercing at 1250°C in a controlled atmosphere furnace, followed by multi-pass cold drawing on precision mandrels. Each drawing stage reduces cross-section by 15-20% while work-hardening the material. Intermediate annealing in bright annealing furnaces with hydrogen atmosphere prevents oxidation and restores ductility. Final sizing occurs on computer-controlled tube reducing mills with laser micrometers providing real-time dimensional feedback. Surface treatment includes automated electrolytic polishing achieving sub-micron finishes, followed by ultrasonic cleaning in Class 1000 cleanrooms. Every tube undergoes 100% eddy current testing for defects and hydrostatic testing up to 10,000 psi.

Quality Assurance

Quality isn’t just inspected – it’s engineered into every millimeter of our precision tubes. Our ISO 9001:2015 certified quality management system governs every production stage. Material certification includes full traceability to melt source with 3.1 certificates per EN 10204. In-process controls include:

  • Chemical Analysis: OES spectrometry every 500kg

  • Dimensional Verification: Laser scanning at 0.001mm resolution

  • Mechanical Testing: Tensile, hardness, and flare tests per ASTM A370

  • Corrosion Resistance: Intergranular corrosion testing per ASTM A262 Practice E

  • Non-Destructive Testing: Eddy current, ultrasonic, and hydrostatic testing
    Third-party inspections from TÜV, SGS, or Bureau Veritas are welcomed. Our defect rate remains below 0.001% through Six Sigma methodologies and automated optical inspection systems.

Application Fields

Our precision tubes serve critical functions across demanding industries:

Medical & Pharmaceutical

  • Hypodermic needles and catheter components

  • Bioreactor and fermenter tubing

  • Ultra-pure water and steam distribution

  • ISO 13485 compliant manufacturing

Semiconductor Manufacturing

  • High-purity gas delivery systems (UHP N₂, O₂, Ar)

  • Cooling lines for etch and deposition tools

  • Vacuum chamber components

  • Surface roughness <0.3μm for particle control

Automotive & Aerospace

  • Fuel injection lines (burst pressure >15,000 psi)

  • Hydraulic control systems

  • Sensor protection tubes

  • Weight reduction solutions (thin-wall designs)

Process Industries

  • Heat exchanger tubes (enhanced heat transfer surfaces)

  • Instrumentation impulse lines

  • Chromatography columns

  • High-pressure reactor components

Customization Capabilities

We transform standard tubing into application-specific solutions through advanced processing:

  • End Forming: Precision flaring (37° JIC, 45° SAE), beading, and expansion

  • Bending: CNC mandrel bending (CLR down to 1.5D) with zero wall thinning

  • Welding: Orbital TIG welding for assemblies with purge control

  • Coating: Electroless nickel plating, PTFE lining, or ceramic coatings

  • Cleaning: Passivation per ASTM A967, electropolishing, and particle-free packaging

  • Marking: Laser etching for traceability and compliance marking

FAQ

Q: What’s the minimum order quantity (MOQ) for custom tubes?
A: Standard MOQ is 500kg for custom sizes, but we accommodate prototype orders from 50kg with NRE charges. Volume discounts apply above 2,000kg.

Q: Can you provide tubes with specific surface roughness requirements?
A: Yes, we achieve Ra values from 0.2μm to 1.6μm through controlled polishing processes. Surface profiles are documented with profilometer reports.

Q: What packaging options prevent damage during shipping?
A: Tubes are packaged in hexagonal bundles with cardboard separators, plastic wrapping, and steel strapping. For critical applications, we offer individual tube packaging in PVC sleeves with desiccants.

Q: Do you provide material test reports?
A: Every shipment includes full 3.1 certificates per EN 10204 with chemical, mechanical, and dimensional data. Additional testing reports available upon request.

Q: What’s the typical lead time for custom orders?
A: Standard production lead time is 4-6 weeks. Expedited options available at 2-3 weeks with rush charges. Stock items ship within 48 hours.


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Shandong JiaJieNa Metal Products Co., Ltd. was established in 2016 and covers an area of ​​15,000 square meters. The total assets are more than 300 million yuan. It is a professional company dealing with pipes and plates.

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 18263586856
 18263586856
 Hehai Industrial Park, Jiangguantun, Liaocheng Economic and Technological Development Zone, Liaocheng, Shandong, China
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