What certifications do your products hold?

Products are ISO 9001 certified, CE certified for Europe, and come with Mill Test Certificates (MTC) compliant with EN 10204.

What is the typical delivery time?

Delivery time is typically 7-15 days, with peak season lead times up to one month.

Hot DIP Galvanized Square Tube, ASTM Standard, Outer Dimension 20X20mm

Name: Hot DIP Galvanized Square Tube, ASTM Standard, Outer Dimension 20X20mm
Brand: Shandong Kanghong Machinery Manufacturing Co., Ltd
SKU: 2152444222

Shandong, ChinaShandong Kanghong Machinery Manufacturing Co., Ltd

US$460.00-580.00

5 Tons

Product profile

Customization

Available

Type

Welded

Technique

ERW

Model NO.

Q235B Q355B ASTM A500

Material

Carbon Steel

Surface Treatment

Hot DIP Galvanized

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Food/Beverage/Dairy Products, Machinery Industry, Construction & Decoration, Special Purpose

Section Shape

Square

Standard

ASTM, GB, JIS, En

Grade

Q235B, Q355b, ASTM A500

Outer Dimension

20X20mm - 400X400mm

Wall Thickness

1.0mm - 12.0mm

Length

6m, 12m, as Customer's Request

Zinc Coating Weight

≥80G/M²

Zinc Coating Thickness

≥45μm

Yield Strength

≥235MPa

Tensile Strength

Tensile Strength 370-500MPa

Elongation

≥26%

Processing Service

Cutting, Drilling, Bending

Size Tolerance

±0.5mm

MOQ

5 Tons

Delivery Time

7-15 Days

Certification

ISO9001, SGS, BV

Transport Package

Packed in Bundles

Trademark

KANGHONG

Origin

Shandong, China

Production Capacity

500000 Ton

Key features

Wide Customization Options: Custom sizes, cut-to-length, drilling, bending, and welding services available upon request.

Comprehensive Standard Compliance: Meets ASTM A500, EN 10219, JIS G3466, AS/NZS 1163, and GB/T 6728 international standards.

Premium Base Material Quality: Manufactured from high-grade carbon steel strips ensuring excellent weldability and structural integrity.

Extensive Application Scope: Ideal for construction, fencing, agriculture, solar mounting, and industrial machinery frames.

Rigorous Quality Assurance: ISO 9001 certified with Mill Test Certificates (MTC) and third-party inspections by SGS/BV.

Flexible Delivery Options: Standard lengths or custom cut-to-length sizes with lead times of 7-15 days.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceProduction Process Visualization

Shandong Kanghong Machinery Manufacturing Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Foreign trade business has just begun CertifiedNearest Port: TianjinAverage Response Time: ≤6.14h

AI-Powered supplier vetting

SummaryThe supplier specializes in the R&D, production, and sales of various steel products with a strong global presence, exporting to over 50 countries. They offer extensive customization and design services, supported by a professional sales and quality control team. However, they lack a written corrective and preventive actions mechanism and have just begun their foreign trade business. Their financial data indicates a recent startup phase with minimal revenue and profit margins.

Supplier typeThe supplier is primarily involved in the R&D, production, and sales of stainless steel, carbon steel, and galvanized steel products, offering metal cutting and processing services.

After-Sales capabilityThe company provides comprehensive after-sales support and has a team committed to efficient trade services, including after-sales support.

R&D capabilityThe supplier has strong R&D capabilities, offering extensive customization and 3D software design services. However, they lack SDK availability.

Production capacityThe supplier has production facilities equipped with complete supporting facilities for stable production and supply of steel products.

Customization capabilityThe supplier offers a wide range of customization options, including full and minor customization, and customization from samples and designs.

Client casesThe supplier has exported products to more than 50 countries, suggesting a well-established global customer base.

Product Q&A

Q:What is the difference between Hot-Dip Galvanized and Pre-Galvanized tubes?

Hot-Dip Galvanized tubes are formed then immersed in zinc for a 45-100 micron coating and superior durability. Pre-Galvanized tubes are coated before forming with a 10-25 micron coating, offering a more economical option for indoor use.

Q:What are the standard wall thickness options?

Wall thickness ranges from 0.6mm to 30mm, depending on the specific grade and application requirements.

Q:Do you offer OEM and ODM services?

Yes, we provide full customization, minor customization, and flexible customization from samples or designs.

Q:What are the payment terms accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 5 tons for general orders, though some specific contexts may require 27 tons.