Wenzhou Zheheng Steel Industry Co.,Ltd
                                                                                                           
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31 Years
Since 1995
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Seamless Welded Stainless Steel U-Bent Tubes 1000mm for Heat Exchangers with 60 m/s Flow Rate and 100+ Year Lifespan

Price Negotiable
Price: $1000-4200/Ton
MOQ: 500 kg
Delivery Time: 30-45 work days
Brand: ZHE HENG
Product Description
Product Overview

Our seamless welded stainless steel U-bent tubes are engineered for superior performance in heat exchanger applications. These tubes feature excellent mechanical properties, outstanding wear resistance, and a dense chromium-rich oxide film surface that provides exceptional corrosion resistance in all water types, including soft water and underground environments.

Unlike conventional bends that may corrode and withstand only 30 m/s water velocity, our stainless steel U-bent tubes resist corrosion and can handle water speeds up to 60 m/s, ensuring a service life exceeding 100 years.

These tubes serve dual purposes: providing structural support while enabling efficient long-distance transmission of liquid and gaseous materials. This dual functionality enhances industrial production efficiency and makes them ideal for various infrastructure applications.

Chemical Composition Specifications
Grade C ≤ Si ≤ Mn ≤ P ≤ S ≤ Ni ≤ Cr ≤
2010.120.757.000.0450.0451.00-1.2813.70-15.70
2020.1512.250.0450.0454.07-4.1714.00-16.00
3040.080.7520.0450.038.00-11.0018.00-20.00
304L0.0350.7520.0450.038.00-13.0018.00-20.00
3090.150.7520.0450.0312.00-15.0022.00-24.00
310S0.081.520.0450.0319.00-22.0024.00-26.00
3160.08120.0450.0310.00-14.0016.00-18.00
316L0.0350.7520.0450.0310.00-15.0016.00-18.00
3210.04-0.100.7520.0450.039.00-13.0017.00-20.00
Wall Thickness Specifications
DN (mm) DN (in) φ (mm) SCH5S SCH10S SCH40S STD Sch40 Sch80s XS Sch160 XXS
151/221.31.652.112.772.772.773.733.734.787.47
203/426.71.652.112.872.872.873.913.915.567.82
25133.41.652.773.383.383.384.554.556.359.09
321 1/442.21.652.773.563.563.564.854.856.359.7
401 1/248.31.652.773.683.683.685.085.087.1410.15
50260.31.652.773.913.913.915.545.548.7411.07
652 1/2762.113.055.165.165.167.017.019.5314.02
80388.92.113.055.495.495.497.627.6211.1315.24
1004114.32.113.056.026.026.028.568.5613.4917.12
1506168.32.773.47.117.117.1110.9710.9718.2621.95
2008219.12.773.768.188.188.1812.712.723.0122.23
Stainless steel U-bent tube for heat exchanger applications Close-up view of seamless welded stainless steel U-bent tube construction
Frequently Asked Questions
Q: Are you a manufacturer or merely a trader?
A: We are a group of companies with owned manufacturing bases and trading operations. We specialize in special steel including alloy structural steel, carbon steel, and stainless steel. All materials are of high quality with competitive pricing.
Q: How do you guarantee the quality of your product?
A: We can provide third-party certificates (TUV, CE) upon request. We maintain a comprehensive inspection system with QC checks at every production stage, as quality is fundamental to our business survival.
Q: What is your delivery time?
A: We maintain ready stock for most material grades in our warehouse. For non-stock items, delivery lead time is 5-30 days after receiving prepayment or firm order.
Q: What payment terms do you accept?
A: We accept T/T (Telegraphic Transfer) or L/C (Letter of Credit).
Q: Can you provide samples for testing before order confirmation?
A: Yes, we can provide samples for approval before order placement. Free samples are available when we have stock.
Q: Can we visit your company and factory?
A: Yes, we warmly welcome visitors! We can arrange hotel bookings and provide airport pickup service for your convenience.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wenzhou Zheheng Steel Industry Co.,Ltd
Location No999 .wenzhou airport wenzhou city,zhejiang china
Contact Person BAIN SHEN

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