Inconel Alloy Pipe Customized Scaffolding Tube A789 2507 with Structural Steel Profile

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Product Description

🔷 Basic Information
Model NO.
Seamless tube
Type
Seamless
Technique
Cold Drawn
Material
Stainless Steel
Surface Treatment
Polished
Section Shape
Round
Wall Thickness
0.2--3.5mm
Max Length
18m
HS Code
7304419000
Capacity
3800 Tons/Year
🔷 Product Description
Seamless Tube Description

Seamless Tubes require high precision size tolerances. These are primarily utilized in ships, marine platforms, bullet trains, and aerospace equipment. Applications include fine dense card sets for instrument tubes, hydraulic brake tubes, oil well control pipelines, chemical injection pipes, and electric heating steam tubes.

⚙️ Advanced Manufacturing: We utilize high-speed precision multi-roll mills and bright annealing furnaces. Our precision multi-roll machines significantly improve tube diameter and wall thickness tolerances. Diameter tolerances reach up to 0.3%D, and wall thickness tolerances up to 3%S.

Our advanced bright annealing process uses a closed furnace protected by argon and nitrogen. This ensures the surface is not exposed to oxygen, preventing oxide skin and keeping both the interior and exterior of the tube bright and clean. Accurate temperature control (±5ºC) ensures even annealing and optimal mechanical performance for bending and reaming.

Quality is ensured through an automatic heat piercing production line, temperature-controlled natural gas annealing furnaces, and precision cold-rolled equipment. Inspection capabilities include direct-reading spectrometers, ultrasonic fault detectors, eddy current flaw detectors, and hydrostatic test machines.

✅ Available Materials:

Austenitic Stainless Steel: 304, 304L, 304H, 316L, 316Ti, 316H, 321, 321H, 317L, 347, 347H, 310S, 309S.
Super Austenitic: 904L (N08904), S31254, S254Mo, N08367 (6Mo), 253Ma.
Super Duplex Steel: S31803, S32205, S32750 (2507), S32760, S32304.
Nickel Alloy Steel: Alloy B/B2/B3, Alloy C4/C22/C276/C2000, Alloy 600/601/625, Alloy 800/800H/825, Monel 400/K500.
Titanium & Alloy: GR1, GR2, GR3, GR4, GR5, GR7, GR9, GR11, GR12.

🔷 Product Parameters
Product Name Size Range Max Length Processing Status Standard Surface
SEAMLESS TUBE OD: 2-38.1mm
T.W: 0.2~3mm
Max 38M Cold-rolled / Cold Drawn Annealing / Bright Annealing ASTM B622, B829, SB163, SB165, SB167, SB407, SB423, SB444, SB677, SB729 Pickling, Bright, Passivation, Polishing
🔷 Detailed Photos
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🔷 Our Advantages

Cost-Effective Solutions: Professional services designed to give you a competitive edge in the market.

One-Stop Procurement: Integrated solutions for stainless steel pipe procurement and transportation.

Industry Expertise: 15 years of dedicated experience in production and sales service.

Quality & Value: Secure partnership based on product excellence and financial strength.

📹 Video Mill Introduction: Visit our factory via real-time video call to witness our scale and strength without travel costs.

🛠️ Remote Technical Guidance: Immediate access to engineers for technical challenges or material standard matching.

🔍 Third-Party Inspection: We cooperate fully with agencies like SGS, TUV, BV, DNV-GL, LR, and ABS.

🚚 Seamless Logistics: Door-to-door shipment services to simplify your supply chain process.

🔷 Frequently Asked Questions
What is the diameter tolerance of your seamless tubes?
We achieve high precision through multi-roll milling, providing a diameter tolerance up to 0.3%D and wall thickness tolerance up to 3%S.
How do you ensure the surface remains bright after annealing?
We use a bright annealing process in a closed furnace under argon and nitrogen protection, which prevents oxidation and keeps the metal bright and clean.
Which international standards do your products comply with?
Our tubes meet various ASTM standards including B622, B829, SB163, SB167, SB444, and more, suitable for global industrial requirements.
Can I request a third-party quality inspection?
Yes, we fully support and cooperate with third-party inspections such as SGS, TUV, BV, DNV-GL, LR, and ABS to ensure quality excellence.
What materials are available for specialized applications?
We supply a wide range including Austenitic Stainless Steel, Super Duplex Steel, Nickel Alloys (Inconel, Monel, Hastelloy), and Titanium alloys.
Do you offer technical support for installation?
We provide professional remote technical guidance through our engineers for pre-sales, during-sales, and after-sales support.

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