Powered by Made-in-China.com
Durable Hot-Galvanized Round Tubes with Corrosion Resistance for Greenhouse Frame
US$490.00-740.00
2 Tons
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
5 StarWarranty
3 MonthModel NO.
Hot Dipped Galvanized Steel PipeType
Hot-DIP GalvanizedTechnique
ERWMaterial
Carbon SteelSurface Treatment
GalvanizedUsage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special PurposeSection Shape
RoundDiameter
48.3/48.6Wall Thickness
1.50-6.00mmLegth
CustomizedTransport Package
Steel StripsSpecification
DN15-DN300Trademark
TianhongOrigin
ChinaKey features
Hot-DIP Galvanized Coating: Provides superior corrosion resistance for greenhouse frames and outdoor structures.
Customized Dimensions: Diameter 48.3/48.6mm, Wall Thickness 1.50-6.00mm, Length fully customizable.
Multi-Industry Applications: Suitable for pipeline transport, oil/gas drilling, construction, and machinery industries.
Flexible Customization: Supports customization from samples, designs, and full specifications.
High Production Capacity: Annual capacity exceeds 10 million tons across four production bases.
Strict Quality Control: Includes hydrostatic tests, non-destructive testing, and full quality reports.
Global Logistics Network: Ships from major Chinese ports with EXW, FOB, CIF, and DDP terms available.
Company profile
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤11.36h
AI-Powered supplier vetting
SummaryThe supplier is presented as a professional technical manufacturer with extensive customization, 3D design, ODM, and OEM capabilities. It reports more than 10 production lines, annual steel-pipe capacity exceeding 10 million tons, inventory capability, valid manufacturing contracts, and over 15 years of exporting experience. Quality and management credentials include ISO 9001, ISO 45001, ISO 14001, ISO 50001, CE, and other certifications, supported by documented inspection, corrective-action, complaint-handling, and supplier-assessment procedures. Service coverage is limited internationally: it has no overseas warehouse, showroom, agent, branch, or overseas-service country coverage, although it has attended the Canton Fair and is near Tianjin Port. No financial information is provided. Innovation evidence is mixed because the supplier offers ODM but reported no new products in the past year. Customer evidence includes repeat-buyer preference of 80%–100%, but no Fortune 500 cooperation.
Supplier typeThe supplier identifies as a professional technical supplier and describes itself as a large steel-pipe manufacturer with Tianhong and Jili brands. Its stated product focus is steel pipes, including hot-dip galvanized square and rectangular pipes.
CertificationsThe supplier reports ISO 9001, ISO 45001, ISO 14001, ISO 50001, CE, and other certifications, including ISO 9001:2015 and ISO 45001:2018. These records provide explicit evidence of quality, occupational-safety, environmental, energy, and product-compliance certifications.
Production capacityProduction evidence is strong: the supplier reports annual steel-pipe capacity exceeding 10 million tons, more than 10 production lines, inventory capability, valid contracts with associated subcontractors, and one-month average lead times in both peak and off-season. It also reports 15 years of exporting goods and documented finished-product inspection instructions.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM services for popular brands. This indicates broad ability to adapt products to customer specifications.
Client casesThe supplier reports OEM service for well-known brands and an 80%–100% repeat-buyer preference, which supports customer retention and commercial experience. However, it reports no cooperation with Fortune 500 companies and provides no named customer cases, so the breadth and verifiability of customer references remain limited.
Product Q&A
Q:What types of steel pipes do you supply?
A:
We mainly provide welded steel pipes (ERW, LSAW, SSAW), seamless steel pipes, galvanized steel pipes, plastic lined steel pipe, 3PE spiral anti-corrosive pipe and coated steel pipes (internal/external epoxy, PE, PP). Applications cover construction, water supply, oil & gas, fire protection, and industrial fluid transmission.
Q:How do you ensure product quality?
A:
We implement strict quality control from raw material inspection to production process monitoring (welding, heat treatment, coating) and final inspections (hydrostatic test, non-destructive testing, dimensional check). A full quality report is provided with each shipment.
Q:What is the minimum order quantity (MOQ)?
A:
MOQ is 10 tons for standard specifications; for customized products, MOQ is 20 tons. Small trial orders (5-10 tons) are negotiable for new clients.
Q:Do you offer sample testing?
A:
Yes, free samples (1-2 pieces, within 1kg) are available for quality verification. Sample lead time is 3-5 working days.
Q:What payment terms do you accept?
A:
We support T/T (30% advance payment, 70% against B/L copy), L/C at sight, and Western Union for small orders. Other terms (D/P, D/A) can be discussed based on long-term cooperation.
Send Inquiry
*To:
Handan Zhengda Steel Pipe Group Co., Ltd
Handan Zhengda Steel Pipe Group Co., Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
High Quality Pre-Galvanized Square Steel Tube 40X40 50X50mm Dx51d for Greenhouse Frame
US$520.00-580.00
1 Ton(MOQ)
Pre-Galvanized Round Steel Tube Q195 Q235 Grade for Greenhouse and Agricultural Framework
US$520.00-570.00
4 Tons(MOQ)
25mm Hot Dipped Galvanized Tube for Glass Greenhouse
US$390.00-400.00
1 Ton(MOQ)
Durable Galvanized Rectangular Tube for Water Supply and Frame Work
US$650.00
5 Tons(MOQ)
Q235B Anti Corrosion Galvanized Square Tube for Greenhouse Frame
US$350.00-450.00
1 Ton(MOQ)
Welded Steel Tube with Nickel Coating for Corrosion Resistance in Chemical Processing Plants
US$1,290.00-2,890.00
1 Ton(MOQ)
Premium ASTM A106 Galvanized Round Steel Tube for Greenhouses
US$500.00-560.00
5 Tons(MOQ)
Hot DIP Galvanized Dx51d+Z Steel Square Tube for Bus Shelter Frame with Z275
US$600.00
1 Ton(MOQ)
316L Stainless Steel Threaded Tube 3/4" BSPT 3m for Chemical Lines with Corrosion Resistance
US$1,399.00-1,499.00
1 Ton(MOQ)
High-Temperature ASTM A213 Alloy Tube for Corrosion Resistance
US$499.00-530.00
1 Ton(MOQ)
Circular Hollow Section Seamless Tube for High-Span Agricultural Greenhouse Frames
US$590.00-650.00
25 Tons(MOQ)
Corrosion Resistance OEM/ODM Custom Steel Seamless Boiler Tube for Greenhouse
US$650.00-700.00
1 Ton(MOQ)
Q235B Hot Dipped Galvanized Square Tube for Greenhouse Frame
US$499.00-599.00
10 Tons(MOQ)
Custom Galvanized Round Tube for Film Tunnel & Agricultural Greenhouse Frame
US$600.00-750.00
20 Tons(MOQ)
Pre Galvanized Dx51d+Z Steel Tube for Greenhouse Watering with Round Shape
US$600.00
1 Ton(MOQ)



















