SS316 Welded Stainless Steel Pipe EN10217-7 – High-Quality for Petrochemical Use
Product Introduction:
The SS316 Welded Stainless Steel Pipe, manufactured according to EN10217-7 standards, is a premium austenitic stainless steel tube designed for petrochemical, chemical, and industrial applications. Made from SS316 stainless steel, it offers exceptional corrosion resistance, high mechanical strength, and durability, making it suitable for transporting corrosive fluids, acids, and high-temperature chemicals. Produced by Wuxi Korer Stainless Steel Co., Ltd., this pipe features precision TIG welding and bright annealing, resulting in a smooth internal surface that ensures efficient fluid flow, hygienic operation, and long-lasting performance in demanding industrial environments.
Applications:
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Petrochemical and chemical plants for acids, alkalis, and corrosive process fluids
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Refineries and oil & gas pipelines
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Heat exchangers, evaporators, and condensers
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Marine and seawater piping systems exposed to harsh conditions
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Food and beverage processing lines requiring hygienic and corrosion-resistant piping
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Pharmaceutical and biotech fluid systems
Advantages:
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Superior corrosion resistance against acids, alkalis, and chlorides in harsh environments
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High mechanical strength suitable for high-pressure and high-temperature applications
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Smooth bright annealed surface ensures hygienic operation, prevents fouling, and enhances fluid flow
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Excellent weldability and formability, ideal for custom industrial installations
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Compliant with EN10217-7 standards, guaranteeing international quality and safety
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Durable and long-lasting, reducing maintenance and operational costs
Material Composition (SS316 Stainless Steel):
| Element | Content (%) |
|---|---|
| Chromium (Cr) | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 |
| Molybdenum (Mo) | 2.0 – 3.0 |
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 2.0 |
| Silicon (Si) | ≤ 1.0 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.03 |
Technical Specifications:
| Parameter | Value |
|---|---|
| Standard | EN10217-7 |
| Material Grade | SS316 |
| Outer Diameter | Customizable (6–219 mm typical) |
| Wall Thickness | 0.5–6 mm |
| Length | Up to 12 meters |
| Surface Finish | Bright Annealed / Pickled / Polished |
| Type | Welded Stainless Steel Pipe |
| Certification | ISO 9001:2008, Pressure Pipe License, Chemical Industry Compliance |
Manufacturing Process:
Raw Material Inspection → Slitting → Tube Forming → TIG/Plasma Welding → Heat Treatment (Bright Annealing) → Straightening → Pickling / Polishing → Non-Destructive Testing (Eddy Current / Ultrasonic) → Dimensional & Surface Inspection → Marking → Packaging
FAQ:
Q1: Why is SS316 preferred for petrochemical pipelines?
A: Its molybdenum-enriched composition offers excellent resistance to acids, chlorides, and high temperatures, ensuring safety and durability.
Q2: Can these pipes be welded for custom installations?
A: Yes, SS316 is highly weldable and suitable for precision industrial piping.
Q3: Are custom sizes and finishes available?
A: Yes, outer diameter, wall thickness, length, and surface finish can be tailored to meet specific project requirements.
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