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Wuxi Yansheng Technology Co., Ltd., established in 2017, is a professional manufacturer specializing in the production of high-quality metal pipes. With a factory size of 1,000–3,000 square meters and a dedicated team of 101–200 employees, we have been supplying seamless and welded pipes made from aluminum, titanium, stainless steel, and nickel alloy to global markets. Our annual export value exceeds US$50 million, reflecting our commitment to excellence and customer satisfaction. Whether you need standard sizes or custom specifications, our wholesale metal pipes offer superior corrosion resistance, high strength, and reliable performance for demanding industrial applications.
Our product range covers a wide variety of materials and production methods, ensuring that you find the exact pipe type for your project. Below we present the key features and technical specifications that make our pipes a preferred choice among buyers worldwide.
Key Features
- Material Variety: Choose from aluminum, titanium, stainless steel (304, 316, 321, 347, etc.), and nickel alloys (Inconel, Hastelloy, Monel). Each material is selected for its specific mechanical and chemical properties.
- Seamless & Welded Options: Seamless pipes offer uniform strength and pressure resistance, ideal for high-temperature and high-pressure systems. Welded pipes are cost-effective and suitable for general structural and fluid transport applications.
- Custom Dimensions: Outer diameter from 6 mm to 1016 mm, wall thickness from 0.5 mm to 50 mm, and lengths up to 12 meters or as per your requirements. Custom tolerances available.
- Surface Finishes: Pickled (2B), bright annealed, polished (mirror finish), or sandblasted to meet aesthetic and functional needs.
- Compliance with Standards: Our pipes are manufactured in accordance with ASTM, ASME, DIN, JIS, EN, and GB standards, ensuring global compatibility.
- Rigorous Quality Control: Every batch undergoes hydrostatic testing, eddy current testing, tensile testing, and chemical composition analysis to guarantee defect-free products.
Technical Specifications
| Material Grade | Aluminum 6061, 6063, 7075; Titanium Grade 2, Grade 5 (Ti-6Al-4V); Stainless Steel 304/304L, 316/316L, 321, 347; Nickel Alloy (Inconel 600, 625, 718; Hastelloy C276; Monel 400) |
| Production Method | Hot rolled / cold drawn (seamless); ERW, EFW, LSAW (welded) |
| Size Range | OD: 6 mm – 1016 mm; WT: 0.5 mm – 50 mm; Length: 5.8 m – 12 m (random or fixed) |
| Surface Treatment | Pickling, Bright Annealing, Mirror Polishing, Sandblasting, Coating (optional) |
| Testing & Certificates | Hydrostatic, Eddy Current, Ultrasonic, Tensile, Impact, Hardness, PMI, Chemical Analysis; Mill Test Certificate (MTC) provided |
| Packaging | Hexagonal bundles, wooden crates, or steel frames with waterproof lining, suitable for sea freight |
Advantages for Your Business
- Cost Efficiency: As a direct manufacturer, we offer competitive wholesale pricing without sacrificing quality. Large production capacity ensures timely delivery even for bulk orders.
- Customization Flexibility: Need a special alloy or non-standard size? Our engineering team can develop tailored solutions with short lead times.
- Reliable Supply Chain: With multiple shipping ports (Tianjin, Shanghai, Qingdao, Ningbo), we can dispatch goods efficiently to any destination worldwide.
- Comprehensive Certifications: Our factory holds ISO9001, ISO14000, OHSAS18001, and many other management system certifications (see full list below), demonstrating our commitment to quality, environment, and safety.
- After-Sales Support: We provide technical documentation, installation guidance, and responsive customer service to ensure your satisfaction.
Trust & Credibility
Wuxi Yansheng Technology Co., Ltd. has been serving global markets since 2017, with an annual export value of US$50 million to US$100 million. Our products are trusted by clients in North America, South America, Europe, Southeast Asia, Africa, Oceania, the Middle East, and Asia. We have successfully passed multiple certification audits, including HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, and others. These credentials reflect our dedication to continuous improvement, product consistency, and customer focus. Our factory occupies 1,000–3,000 square meters, equipped with advanced production lines and testing facilities, staffed by over 100 experienced professionals. When you choose us, you choose a reliable partner for your metal pipe needs.
We invite you to contact us for a quote or technical consultation. Let us help you select the best pipe solution for your project. Our team is ready to provide samples, drawings, and any additional information you require.
Frequently Asked Questions
Q1: Can you supply pipes in small quantities for trial orders?
A: Yes, we accept trial orders for small quantities. We recommend starting with a sample order to verify quality and specifications before committing to bulk purchase.
Q2: What is the lead time for custom-sized pipes?
A: For standard sizes, lead time is typically 15–30 days. Custom sizes may require 30–45 days, depending on the complexity and quantity. We will confirm the exact schedule upon order confirmation.
Q3: Do you provide third-party inspection services?
A: Yes, we welcome third-party inspections by SGS, BV, or other accredited agencies. We can also arrange factory inspection at your request.
Q4: What is the minimum order quantity (MOQ) for wholesale pipes?
A: MOQ varies by material and size. For common stainless steel pipes, MOQ is typically 500 kg. For nickel alloys or titanium, MOQ may be lower. Please contact us for specific details.
Q5: How do you ensure the pipes are free from defects?
A: We implement a multi-stage quality control process: raw material inspection, in-process monitoring, and final testing (hydrostatic, eddy current, ultrasonic, etc.). Each pipe is traceable with a unique heat number.
Q6: Can you provide certificates of material compliance?
A: Absolutely. A Mill Test Certificate (MTC) is included with every shipment, detailing chemical composition and mechanical properties. Additional certifications (e.g., EN 10204 3.1) are available upon request.
Q7: What payment terms do you accept?
A: We accept T/T (telegraphic transfer), L/C (letter of credit), and other mutually agreed terms. For new customers, a 30% deposit and 70% balance before shipment is standard.
Q8: How do you handle shipping and logistics?
A: We ship from Tianjin, Shanghai, Qingdao, or Ningbo ports. We can arrange FOB, CIF, CFR, or DDP terms. Our logistics team will coordinate with reliable freight forwarders to ensure safe and timely delivery.
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