Hot-DIP Galvanized Seamless Square/Rectangular Pipe for Construction - China Manufacturer, Anti-Rust, Custom Sizes (20X20mm-200X200mm)

Name: Hot-DIP Galvanized Seamless Square/Rectangular Pipe for Construction - China Manufacturer, Anti-Rust, Custom Sizes (20X20mm-200X200mm)
Brand: Hunan Hengan Weiye Metal Products Co., Ltd.
SKU: 1959194782

Hunan, ChinaHunan Hengan Weiye Metal Products Co., Ltd.

US$600.00

5-9 Tons

US$560.00

10-19 Tons

US$500.00

20+ Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

6 Months

Warranty

6 Months

Model NO.

40x40x0.8-4.0

Type

Seamless

Technique

Hot Rolled

Material

Carbon Steel

Surface Treatment

Polished

Usage

Pipeline Transport, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Chemical Industry, Construction & Decoration, Special Purpose

Section Shape

Square

Application

Pipeline Transport, Boiler Pipe, Hydraulic/Automob

Od

15-800mm, Customized

Coil ID

508-610mm

Length

6-12m or as Your Requirements

Thickness

0.6-15mm, as Your Request

Width

20-1500mm, as Your Request

End

Plain, Thread, Groove, etc.

Package

Standard Sea-Worthy Packing

Square Tube

20X20mm-500X500mm

Transport Package

in Bundle by Steel Strip

Specification

13-300

Origin

China

HS Code

7304399000

Production Capacity

100000 Ton/Year

Company profile

High Repeat Buyers ChoiceSelf-brandedIn-stock Capacity100% Finished Products Inspection

Hunan Hengan Weiye Metal Products Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤8.03h

AI-Powered supplier vetting

SummaryThe supplier manufactures and processes a broad range of steel products, including seamless pipes, oil and gas pipelines, casings, drill pipes, plates, profiles, bars, forgings, and related mechanical products. It holds an ISO 9001:2015 certificate, has documented finished-product inspection procedures, and reports 21–30% export sales with self-operated import and export rights. The supplier offers extensive customization and ODM services and reported new products within the past year. Production is supported by two production lines, 21–30 quality-control staff, inventory capability, and one-month stated lead times in both peak and off-peak seasons. However, evidence indicates limited international service infrastructure: no overseas agents or branches, warehouses, showrooms, or offline trade-show participation, and no valid manufacturing-capacity contract with related subcontractors. No explicit customer names or case studies are provided.

Supplier typeThe supplier is a steel manufacturer and processor with products spanning seamless pipes, pipelines, casings, drill pipes, plates, profiles, bars, forgings, castings, and mechanical parts. Its stated business scope also includes metal processing, machinery manufacturing, parts processing, and equipment sales, indicating a diversified industrial steel and component supplier.

CertificationsThe supplier explicitly holds an ISO 9001:2015 certificate. It also reports written inspection instructions that are uniformly followed and documented procedures for assessing service capability, supporting a formal quality-management approach.

R&D capabilityThe supplier reports new products during the past year, offers ODM services, and provides multiple customization modes. Its reported R&D engineer experience is two years and it has no available SDK; the evidence therefore shows product-development activity but not a clearly strong or advanced innovation infrastructure.

Production capacityThe supplier operates two production lines, has 21–30 quality-control staff, maintains inventory capability, and reports one-month order fulfillment in both peak and off-peak periods. Its product range covers numerous steel and processed-metal categories, although it reports no valid contract with related subcontractors, leaving subcontracted capacity arrangements insufficiently established.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability across both customer-provided samples and design-based requirements.