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Home > Metallurgy, Mineral & Energy > Steel & Products > Steel Pipe & Tube > Sanitary Grade 316L Stainless Steel Pipe With EP Electropolished Finish

Sanitary Grade 316L Stainless Steel Pipe With EP Electropolished Finish

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Product Spotlights

Premium 316L stainless steel sanitary pipe featuring a high-performance Electropolished (EP) finish for ultra-low surface roughness (Ra ≤0.38μm) and exceptional corrosion resistance. Ideal for hygienic applications in food, pharma, and semiconductor industries. Enhances product safety by minimizing contamination risk, reduces cleaning costs & downtime, and ensures compliance with sanitary design standards (ASTM A270/ASME BPE). Available in custom sizes and end preparations with full traceability (MTRs).

Negotiable MOQ: 1000 Kilograms (Price negotiable depending on order volume and customization)

Key Specifications

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Material:

Other, 316L Stainless Steel

Surface Finish:

Electropolished (EP)

Grade:

Sanitary Grade

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Shanghai Quanbao Electronic Materials Technology Co., Ltd.

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Material Other, 316L Stainless Steel

Surface Finish Electropolished (EP)

Grade Sanitary Grade

Application Food, Pharmaceutical, Semiconductor Equipment

Standard Compliance ASTM A270, ASME BPE compliant design

Key Feature Low Ra surface roughness, High corrosion resistance

Available Diameter Range 1/2“ to 12“ (Customizable)

Wall Thickness Schedule 5S to 80S (Customizable)

End Connection Optional (Beveled, Square Cut, Threaded)

Certification Material Test Reports available

As a trusted manufacturer based in Shanghai, China, Shanghai Quanbao Electronic Materials Technology Co., Ltd. specializes in delivering high-precision stainless steel solutions for demanding industries. Our Sanitary Grade 316L Stainless Steel Pipe with EP Electropolished Finish is engineered to meet the stringent hygiene and performance requirements of critical applications. This premium tubing offers exceptional purity, corrosion resistance, and surface smoothness, minimizing contamination risks and ensuring long-term reliability in sensitive processes. Designed for sectors where cleanliness is non-negotiable, it provides a robust solution for fluid transport under strict sanitary conditions.

Core Technical Specifications & Advantages:

Superior Material Integrity: Constructed from 316L stainless steel, renowned for its low carbon content, enhancing resistance to intergranular corrosion and ensuring stability in aggressive chemical environments and high-temperature sterilization processes.
Electropolished (EP) Excellence: The electropolishing process removes surface impurities and micro-contaminants, creating an ultra-smooth, passive chromium oxide layer. This results in:
- Dramatically reduced surface roughness (Typical Ra ≤ 0.38 µm / 15 µin)
- Enhanced cleanability and reduced bacterial adhesion
- Improved corrosion and pitting resistance
- Decreased particle generation and product adhesion
Sanitary Design Focus: Features smooth, crevice-free internal surfaces and precision welds (if applicable) to prevent product trap points and facilitate thorough cleaning (CIP/SIP). Meets design principles outlined in ASME BPE.
Precision Manufacturing: Produced to tight dimensional tolerances ensuring consistent performance and easy integration into existing systems.

Typical Dimensional Specifications (Custom Sizes Available):

Nominal Pipe Size (NPS)	Outside Diameter (OD)	Common Wall Thickness (Schedule)	Standard Length
1/2"	0.840" (21.34 mm)	5S, 10S, 40S	20 ft (6.1 m) or Custom Cut Lengths
3/4"	1.050" (26.67 mm)	5S, 10S, 40S
1"	1.315" (33.40 mm)	5S, 10S, 40S
2"	2.375" (60.33 mm)	5S, 10S, 40S
4"	4.500" (114.30 mm)	5S, 10S, 40S

Note: Larger diameters (up to 12") and alternative schedules (e.g., 80S) are available upon request. Tolerances adhere to ASTM A270.

Key Benefits for Your Operations:

Enhanced Product Safety & Quality: Minimizes risk of product contamination from surface particles, microbes, or corrosion by-products, crucial for pharmaceuticals, biotech, and food & beverage.
Reduced Operational Costs: The ultra-smooth surface requires less cleaning agent, shorter cleaning cycles (CIP/SIP), and reduces friction losses, leading to energy savings. Longevity reduces replacement frequency.
Improved Process Efficiency: Consistent internal surface promotes uniform fluid flow, reduces pressure drop, and minimizes fouling, ensuring predictable process performance.
Regulatory Compliance Support: Manufactured with materials and processes suitable for applications requiring compliance with FDA, EHEDG, 3-A Sanitary Standards, and GMP guidelines.
Customization & Flexibility: Available in various cut lengths, end finishes (beveled, threaded, square cut), and can be supplied with full Material Test Reports (MTRs) traceable to the melt.

Shanghai Quanbao Electronic Materials Technology leverages its strategic location in Shanghai, a global manufacturing hub, to maintain stringent quality control throughout the production process. From material sourcing to final electropolishing and inspection, each step is meticulously managed to ensure our Sanitary 316L EP Pipes deliver the performance and reliability you require. We understand the critical nature of your applications and are committed to providing tubing solutions that meet the highest standards of purity and durability. Partner with us for consistent quality, technical support, and reliable supply chain solutions. Contact our Shanghai team today to discuss your specific project requirements, request samples, or get a competitive quote for your next sanitary piping project.

Frequently Asked Questions (FAQ):

Q: What is the typical surface roughness (Ra) achieved with your EP finish?
A: Our standard electropolishing process typically achieves an internal surface roughness (Ra) of 0.38 micrometers (15 microinches) or less, significantly smoother than mechanically polished finishes, promoting superior cleanability.
Q: How does 316L compare to 304/304L for sanitary applications?
A: 316L contains molybdenum (2-3%), providing significantly better resistance to pitting and crevice corrosion, especially against chlorides and acids commonly encountered in CIP chemicals and process streams, making it the preferred choice for critical sanitary and high-purity applications.
Q: Is this pipe suitable for Steam-In-Place (SIP) sterilization?
A: Yes, 316L stainless steel with an EP finish is well-suited for SIP processes. The material maintains strength at elevated temperatures, and the passive EP surface enhances corrosion resistance during repeated steam cycles.
Q: Can you provide pipes with specific end preparations for orbital welding?
A: Absolutely. We commonly supply pipes with square-cut ends or precision beveled ends (e.g., 37.5°) ready for orbital welding, ensuring high-integrity, sanitary welds. Requirements should be specified when ordering.
Q: Do you offer Material Test Reports (MTRs) with the pipe?
A: Yes, full traceable Material Test Reports (MTRs / Mill Test Certificates), including chemical composition and mechanical properties per ASTM A270, are available and provided as standard or upon request.
Q: What is your minimum order quantity (MOQ) for custom sizes?
A: MOQ can vary depending on the specific diameter, wall thickness, and length requirements. We strive to be flexible. Please contact our sales team with your details for precise MOQ information.
Q: How is the pipe packaged to prevent surface damage during transit?
A: Pipes are carefully protected with plastic end caps to prevent damage to the bore and often wrapped in plastic film or VCI paper. They are securely packed in wooden crates or bundles suitable for international shipping, ensuring they arrive in pristine condition.
Q: Can this pipe be used in ultra-high purity (UHP) gas systems?
A: Yes, 316L EP pipe is a standard choice for high-purity and ultra-high-purity gas and chemical delivery systems in semiconductor and solar manufacturing due to its low particle generation and outgassing characteristics.