100X100X3mm High Zinc Coating Galvanized Steel Round Tube Square Tube Perforated Material Gi Pipe
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Product Highlights
- Excellent corrosion resistance & long service life
- Cost-effective / High cost performance
- High mechanical strength
- Easy installation
- Safe & eco-friendly
- Wide application
Product Attributes
- Customization
- Available
- After-sales Service
- Yes
- Warranty
- 20 Years
- Model NO.
- A106,A53,20#,45#,Q235,Q355B,20G,40Cr,35CrMo,42CrMo
- Type
- Welded Galvanized Steel Pipe / Seamless Galvanized
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Hot-DIP Galvanizing
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Manufacturing Process
- Hot-Rolled / Cold-Drawn/Cold-Rolled
- Stock Status
- Large Stock, Complete Specifications
- Mechanical Properties
- High Strength, High Pressure, Good Ductility
- Properties
- High Strength, High Pressure, Good Ductility
- Transport Package
- Bundle with Steel Strips, Plastic Cap at Pipe Ends
- Specification
- Customizable
- Trademark
- Rong Xiang
- Origin
- Linyi, China
Product Images of 100X100X3mm High Zinc Coating Galvanized Steel Round Tube Square Tube Perforated Material Gi Pipe
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Product Description











Founded in 2002, Linyi Rongxiang Steel tube Co., Ltd. is located at No. 2058 Fengyi Street, Hedong District, Linyi City, Shandong Province. Covering a land area of 130 mu with a construction area of 68,000 square meters, the company employs over 300 staff members and boasts a registered capital of RMB 30 million. As of 2022, its total assets reached RMB 780 million, operating income hit RMB 2.53 billion, total profit stood at RMB 50 million, and total tax payment amounted to RMB 35 million.
Adhering to the core tenet of prioritizing quality and integrity, the company has passed multiple international management system certifications: GB/T19001-2016 / ISO9001:2015 Quality Management System, GB/T24001-2016 / ISO14001:2015 Environmental Management System and ISO45001:2018 Occupational Health and Safety Management System. We have been honored as a Municipal Star Taxpayer, repeatedly awarded Provincial and Municipal "Contract-abiding & Creditworthy Enterprise", and recognized as an Advanced Unit for Project Construction by the CPC Hedong District Committee and Hedong District Government. Over the years, we have been named Advanced Enterprise, Model Enterprise, Annual Tax Contributor, Annual Meritorious Enterprise, Top 10 Enterprise in the Iron & Steel Industry of Hedong District, and our corporate leader won the title of Meritorious Entrepreneur of Hedong District in 2023. We are also listed in Linyi's Reliable Enterprise Hall and certified as a AAA Credit Enterprise for 2019, 2022 and 2023.









Linyi Rongxiang Steel Tube Co.,ltd, established in 2002, sits at No.2058 Fengyi Street, Hedong District, Linyi, Shandong, covering 130 mu with a 68,000 m² building area, 300 staff and RMB 30 million registered capital. In 2022, its total assets hit RMB 780 million, operating revenue RMB 2.53 billion, total profit RMB 50 million and total tax RMB 35 million.
2. How can we guarantee quality?
We run an efficient quality assurance system complete with physical, chemical, non-destructive and mechanical testing equipment, supported by 40 technical R&D staff. Partnered with Shandong University, Zhejiang University and other institutions, our joint teams develop high-performance raw materials and automated production equipment. Having passed intellectual property certification, we own 17 invention and utility model patents, and are recognized as a Municipal Key Engineering Laboratory and Municipal Enterprise Technology Center.
Outfitted with state-of-the-art intelligent digital production lines—including the GZ217 high-frequency galvanized pipe unit, GDF900 cold-rolled strip mill and GDF1010 hot-dip galvanized sheet & strip line—our company stands as the only large-scale specialized manufacturer across south-central Shandong. Our product portfolio covers φ15mm to 219mm high-frequency welded pipes, 20mm–200mm galvanized square tubes, rectangular steel pipes, cold-rolled strip steel and highly corrosion-resistant hot-dip galvanized sheets. We offer more than 1,400 product specifications in total, with an annual production capacity of 500,000 tons, and registered an annual output value of RMB 3 billion in 2023.
1. 20 Year experience in galvanized steel tube, steel strip, steel coil, steel structure products.
2. Strong partners support from over 20 government belonging mills.
3. The most competitive price base on our huge annual sales quantity.
4. Fast delivery.
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA;
Accepted Payment Currency:USD,EUR,CAD,HKD;
Accepted Payment Type: T/T,L/C, Paypal,Cash;
Language Spoken:English,Chinese,Spanish,Arabic,Russian
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI265936". Items marked "" are certified.
Company Profile
Founded in 2002, Linyi Rongxiang Steel Pipe Co., Ltd. is a professional steel pipe manufacturer located in Hedong Industrial Park, Linyi, China. With over 20 years of manufacturing experience, we specialize in R&D, production and deep processing of welded pipes, cold-rolled strip steel and hot-DIP galvanized steel pipes. As a Provincial Innovative SME and Green Factory with 26 technical patents, we own a complete industrial chain covering raw material processing, precision pipe welding, environmental galvanizing, customized deep processing and integrated logistics services. Our factory covers 200, 000 square meters with advanced intelligent production lines and professional testing laboratories, supporting an annual output of 50, 000 tons. We produce round pipes (15mm-219mm outer diameter) and full-spec square and rectangular tubes, with wall thickness tolerance strictly controlled within ±0.2mm for standard products and ±0.1mm for high-precision customized pipes. Our in-house galvanizing workshop provides adjustable anti-corrosion solutions, with standard zinc coating of 40μm to 85μm and thickened coating over 100μm for coastal, chemical and high-corrosion environments. Adopting eco-friendly passivation technology, our products meet domestic and international environmental standards for smooth export customs clearance. We offer one-stop deep processing including fixed-length cutting from 3m to 12m, bending, punching, polishing and anti-rust treatment, allowing direct installation without secondary processing. We maintain sufficient spot inventory for greenhouse, structural, guardrail, power support and storage rack pipes, with fast delivery: 3-5 days for stock orders, 7-15 days for customized orders and 15-25 days for bulk orders. Our product lineup covers Q235B/Q355B black welded pipes, cold galvanized pipes and high-performance hot-DIP galvanized pipes. Our galvanized pipes feature strong zinc adhesion and over 10 years of outdoor anti-corrosion lifespan, widely used in greenhouses, municipal facilities and industrial projects. We support SGS third-party inspection and provide complete qualification documents, complying with GB/T3091, ASTM and EN standards for global bidding and customs clearance. With strict three-level quality control and independent R&D capabilities, we ensure stable product quality and standardized green production. We support flexible cooperation with low 1-ton MOQ, free samples, tiered pricing, T/T and L/C payment terms, as well as EXW and FOB quotations. Adhering to "Quality First, Customer Supreme, Credit-Based", we provide efficient after-sales service and sincerely cooperate with global clients for win-win development.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- Linyi, Shandong, China
-
Plant Area
- 61083 square meters
-
Number of Employees
- 200
-
Registered Capital
- 200,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1 Ton
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- Galvanized Steel Tube/Pipe, Galvanized Steel Strip/Coil, Steel Structure
-
Production Lines
- 10
-
Production Machines
- Acid washing line, Cold rolling line, Galvanization line, Pipe making line
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- Random inspection(Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 5 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2002-07-02
-
Export Year
- Confidential
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
-
Cooperated with Fortune 500
- No
FAQ
- What is the warranty period for this product?
- We provide a comprehensive 20-year warranty for all our mechanical equipment.
- What is the minimum order quantity?
- The minimum order quantity is 1 Ton.
- Can the pipe dimensions be customized?
- Yes, wall thickness and diameter are customizable, and regular sizes range from DN15 to DN200.
- What are the available connection modes?
- We offer threaded, welded, and flange connection modes for flexible installation.
- What is the lead time for delivery?
- The average lead time is one month, regardless of peak or off-peak seasons.
- Do you offer OEM and ODM services?
- Yes, we provide full customization, minor customization, and flexible customization options.
- What payment terms do you accept?
- We accept LC and T/T as our terms of payment.
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