JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
                                                                                                           
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28 Years
Since 1998
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Carbon Steel Welded Rectangular Pipe ASTM A500 50x50x3mm Black ERW Square Tube with 1mm-18mm Thickness Range

Price Negotiable
Price: 0.75 USD/KG
MOQ: 100KGS
Delivery Time: 7 Days
Brand: MITTEL TISCO BAO STEEL
Product Description
Product Overview

Carbon Steel Welded Rectangular Pipe ASTM A500 50×50×3mm Black ERW Square Tube is manufactured using Electric Resistance Welding (ERW) technology, ensuring consistent quality and structural integrity for industrial applications.

Technical Specifications
Dimensions & Sizes
Product Type Outer Diameter Range Thickness Range
ERW Steel Pipe 1/2" - 26" 1mm - 18mm
SSAW Steel Pipe 219mm - 2540mm 5.4mm - 25.4mm
LSAW Steel Pipe 457.2mm - 1422.2mm 7.92mm - 50.8mm
Seamless Pipe 21.3mm - 710mm 3mm - 45mm
Material & Standards
  • Steel Grades: GR.B, X42, X46, X52, X56, X60, X65, X70, X80
  • Standards Compliance: API 5L PLS 1 & PLS 2, A53, A106, A333, A671, A179, A192, A210, EN10217, EN10219, EN10224, JIS G3444
  • Length Options: 3-20 meters (Random Length, Fixed Length, SRL, DRL)
Applications
  • Oil pipelines and casing tubes
  • Line pipes for fluid transmission (water, gas)
  • Boiler pipe systems
  • Structural and construction applications
Surface Treatment & Packaging
  • Surface Options: Bared black painting, anti-corrosion coating, galvanized
  • Protection: Plastic end caps
  • Packaging: Bundles, bulk, sea-worthy wooden cases, or custom requirements
Quality Assurance
  • Testing Methods: Hydraulic testing, ultrasonic testing, X-ray inspection
  • Certifications: API and ISO9001:2000
  • Production Capacity: 20,000 tons per month
Product Images
Carbon steel welded rectangular pipe 50x50x3mm black ERW square tube industrial application
Close-up view of carbon steel ERW square tube surface and weld quality
Carbon steel rectangular pipes bundled and packaged for industrial shipping
Company Advantages
  • ISO9001, CE, and SGS certified manufacturing
  • Competitive pricing with direct factory supply
  • 20,000 tons monthly production capacity
  • Flexible payment terms (T/T, L/C)
  • Quick delivery within 7-10 working days
  • Professional sales team and reliable factory operations
  • Customized design and third-party testing available
Frequently Asked Questions
Q1. What are your company's main products?
A1: Our main products include stainless steel & carbon steel plates/sheets/coils, pipes/tubes, and various structural steel profiles.
Q2. How do you control quality?
A2: Mill Test Certification is supplied with shipment, and third-party inspection is available. We maintain ISO, SGS, and Alibaba Verified certifications.
Q3. What is your delivery time?
A4: For stock items, delivery to loading port within 3 days after deposit. For production orders, typically 7-15 days after deposit receipt.
Q4. Can you provide samples?
A6: We provide small stock samples free of charge, with customers only responsible for shipping costs.
Q5. What are your payment terms?
A7: 30% T/T as upfront deposit, 70% balance payment before delivery with product photos provided.

Get in Touch

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

Company JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location NO.288,YOUYI ROAD ,XI SHAN DISTRICT,WUXI CITY,CHINA
Contact Person Gao Ben

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