| Customization: | Available |
|---|---|
| After-sales Service: | Supported |
| Warranty: | Negotiate According to Specific Products |
|
Still deciding? Get samples of US$ 20/kg
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Introducing our premium selection: Metal Round Pipes with a gleaming Chrome Plating. Choose from 0.8mm, 1.0mm, or 1.2mm thick steel tubes, perfectly sized at a 25mm diameter. Ideal for various applications, these Silver Iron Round Pipes feature an exceptional galvanized finish, ensuring durability and strength in every piece.
Galvanized welded steel pipes, enriched with a hot-dip finish, are essential across numerous industries. From construction to machinery, and spanning from coal mines to electrical applications, these pipes are integral. They serve diverse sectors like the automobile industry, railways, highways, and bridge construction. Their versatility extends further to containers, sports facilities, and agricultural, petroleum, and prospecting machinery. Additionally, they are vital in the development of greenhouses and other manufacturing industries.
Discover the resilience of galvanized steel pipes, meticulously crafted with a protective hot-dip or electro-galvanized layer. This process not only enhances their corrosion resistance but also significantly extends their lifespan. These pipes are versatile, serving as conduits for low-pressure fluids like water, gas, and oil. In the petroleum industry, they are indispensable as oil well and oil pipes, especially in offshore operations. They are also employed in chemical coking equipment for oil heaters and condensers, coolers, and coal distillation washing oil exchangers, alongside being used in trestle pile construction and as support frames in mine tunnels.
Hot-dip galvanized pipes are renowned for their durability, achieved through a transformative process where molten metal bonds with the iron matrix, forming a protective alloy layer. Initially, the steel pipe undergoes pickling to remove surface impurities, followed by cleaning in a solution of ammonium chloride or zinc chloride before the hot-dip bath. This method ensures a uniform coating, robust adhesion, and impressive longevity. The resulting zinc-iron alloy layer offers superior corrosion resistance, seamlessly merging with the pure zinc layer and steel substrate, reinforcing the pipe's durability.
Cold galvanized pipes, produced through electro-galvanization, feature a minimal zinc coating of only 10-50g/m2, resulting in significantly reduced corrosion resistance compared to their hot-dipped counterparts. Recognizing the limitations, most reputable manufacturers avoid electro-galvanization, leaving it to smaller enterprises with outdated equipment, often at a lower cost. In response to quality concerns, the Ministry of Construction has mandated the discontinuation of cold galvanized pipes, especially for water and gas applications. The thin zinc layer in these pipes lacks integration with the steel substrate, making it prone to peeling and inadequate against corrosion.
Effective Methods for Rust Removal
(1). The initial step involves using a solvent to meticulously cleanse the steel surface, effectively removing any organic matter and ensuring optimal preparatory conditions.
(2). Following this, manual rust removal is performed using a wire brush. This step is crucial for eliminating loose scales, rust, and remnants of welding slag.
(3). The process is completed using the pickling method, providing a thorough cleanse and preparing the surface for further treatment.
Galvanizing techniques are divided into hot-dip and cold-dip processes. Hot-dip galvanizing provides superior rust resistance, while cold-dip galvanizing offers less protection and is more susceptible to rust.
| Product name | Galvanized steel pipe |
| Brand Name | Kaishuo |
| Place of Origin | Tianjin, China |
| Shape | Round |
| Application | Construction, Machinery, Coal Mine, Chemical Industry, Electric Power, Railway Vehicles, Automobile Industry, Highways, Bridges, Containers, Sports Facilities, Agricultural Machinery, Petroleum Machinery, Prospecting Machinery, Greenhouse Construction |
| Outer Diameter | 30 - 300 mm |
| Thickness | 0.8 - 12.75 mm/ As your require |
| Length | 12M, 6m, 6.4M, Customer's Request |
| Standard | EN, BS, JIS, etc |
| Certificate | API, ce, Bsi, RoHS, SNI, BIS, SASO, PVOC, SONCAP, SABS, sirm, tisi, KS, JIS, GS, ISO9001 |
| Technique | ERW |
| Grade | Q195/Q215/Q235/Q345/10#/20# |
| Surface Treatment | Galvanized |
| Tolerance | ±1% |
| Processing Service | Welding, Punching, Cutting, Bending, Decoiling |
| Oiled or Non-oiled | Non-oiled |
| Invoicing | By theoretical weight |
| Delivery Time | 8-14 days |
1. Directly from the Factory: With over two decades of dedicated production and operation, we deliver unparalleled expertise and craftsmanship straight from our facilities.
2. Flexible Production: We accommodate both large and small batch production, ensuring versatility and adaptability to meet your specific needs.
3. International Standards Certified: Our products have successfully passed rigorous international quality tests, guaranteeing you receive only the best.
4. Around-the-Clock Assistance: Our professional team is at your service 24/7, providing unwavering support whenever you need it.
5. Lightning-Fast Delivery: We pride ourselves on our swift delivery times, capable of fulfilling orders in as little as seven days.
6. Seamless One-Step Sales Service: Experience peace of mind with our comprehensive after-sales service, designed to uphold the highest levels of customer satisfaction.
Our commitment to excellence is backed by multiple authoritative quality system certifications, guaranteeing that the high-quality products from Tianjin Kaishuo Weiye Steel Co., Ltd. consistently meet and exceed your expectations. Rest assured, each Galvanized Round Pipe with Custom Length and Hot Dipped Finish arrives with a seal of unmatched quality and reliability.
Our packaging solutions are designed to ensure the utmost protection for your products during transit. We offer Standard Seaworthy Packing to withstand the rigors of international shipping, or we can customize the packing to meet your specific needs, guaranteeing that every product arrives in perfect condition.
| Business Type | Industry and Trade Integrated Company | Country / Region |
Tianjin, China
|
| Main Products |
Cold Rolled Steel Coil, Steel Pipe, Galvanized Steel Coil, Stainless Steel Plate/Sheet, Seamless Steel Tube
|
Ownership |
Private Owner
|
| Total Employees |
11 - 50 People
|
Total Annual Revenue |
confidential
|
| Year Established |
2021
|
Certifications |
ISO9001,GB,SGS
|
| Trademarks |
Kaishuo
|
Main Markets |
Africa 20.00%
Mid East 15.00%
North America 10.00%
|
1. What is your payment terms?
Kaishuo Steel prefers 30%TT before inspection and the rest 70% against BL. However, our price term is negotiable. Multiple payment terms are available from us.
2. Which payment method can I choose?
Kaishuo Steel accepts all types of secured payment methods. Bank transaction, Trading Assurance, Paypal and etc are all available from us. Please feel free to contact us about your preferred payment method.
3. Is sample providing service available?
Kaishuo Steel provides free samples to our clients. We usually also cover the sample shipping cost. Please feel free to order a sample from us.
4. Is customization available?
Kaishuo Steel's expert equipment and highly-trained workers are capable of manufacturing highly customized products. Please feel free to discuss with us about your customized requirements, we can surely meet your needs.
5. What products and materials do you supply?
Kaishuo Steel mainly supplies all catalogs and all grades of steel and stainless steel products. Coils, strips, sheet, pipes, bars, beams, flanges and other customized products. Tin coating, Ti coating, galvanization and other surface treatments are also available.
Other than steel products,Kaishuo Steel also has high production capacity and holds large ready stock of all kinds of copper and aluminum products.
Please feel free to consult us about any related products above, we can surely meet your requirements.
6. Why should I choose you?
Kaishuo Steel Industry company has deeply engaged in metal material market for over 15 years. We established perfect reputation world-widely. Craftsmanship spirit is the fundamental of Kaishuo Steel since we are established. Kaishuo Steel keeps our products as highest quality and lowest price to maintain our self competitive. Proving our clients with best trading experience is the goal we always insist of.
7. How can I make sure you are a reliable supplier?
Kaishuo Steel is willing to provide our copies of company registration certificate, registration and Chinese exporting registration for you to view. These certificates are under Chinese Trading Law effect. They can help you officially check our company's capability and status.
On the products' side, certificates as Mill Test Certificate(MTC), Third Party Material Quality Conformity Certificate and other required certificates are available before the order. Samples are also available from us for you to test in your own testing facility. Kaishuo Steel also supports third-party inspection before shipping. Kaishuo Steel also welcomes a company tour for you to check our factory status.
){kind=link}