What materials are used for these galvanized steel pipes?

The pipes are made from carbon steel grades including Q195, Q215, Q235, and Q345.

How are the pipes packaged for shipping?

Pipes with OD 219mm and below are packed in hexagonal seaworthy bundles with steel strips and nylon slings.

What quality inspections are performed?

Inspections include random checks by experienced staff, CNAS lab tests, and acceptable third-party inspections like SGS or BV.

ASTM A53 API 5L Grade B 4mm Thick Wall Galvanized Steel Pipe

Name: ASTM A53 API 5L Grade B 4mm Thick Wall Galvanized Steel Pipe
Brand: Tianjin Youfa International Trade Co., Ltd.
SKU: 2079015735

Tianjin, ChinaTianjin Youfa International Trade Co., Ltd.

Negotiable

25 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

ERW

Material

Carbon Steel

Surface Treatment

Galvanized

Usage

Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose

Section Shape

Round

Commodity

Galvanized Steel Pipe

Length

5.8m, 6.0m, 1-12.0m

Zinc Coating

30-80micron

Process Type

Stamping, Water Proof Bag

Business Type

Manufacturer & Exporter

Transport Package

in Bundle by Steel Strip

Specification

DN15 TO DN300

Trademark

Youfa

Origin

China

HS Code

7306309000

Production Capacity

10000000 Metric Ton

Key features

Top 500 Manufacturer: Ranked No.375 in China's Top 500 enterprises and No.1 in welded steel pipe production for 13 consecutive years.

Strict Quality Control: CNAS accredited lab, third-party inspections (SGS/BV), and 5+ years experienced QC staff ensure product reliability.

Wide Application Scope: Suitable for construction, shipbuilding, bridges, automobile chassis, and solar mounting systems globally.

Flexible Customization: Offers full customization including length (1-12m), zinc coating (30-80micron), and specific process requirements.

Large Stock Availability: Maintains large stock for regular sizes with a production capacity of 5000 Metric Tons per month.

Multiple Certifications: Holds API 5L/5CT, ISO9001, ISO14001, EN10219, FPC, and UL/FM quality system certifications.

Secure Packaging: Seaworthy bundling with steel strips and nylon slings ensures safe delivery for ODs up to 219mm.

Company profile

Cooperated with Fortune 500Exhibition ExperienceRaw-Materials TraceabilityRaw Materials Reports

Tianjin Youfa International Trade Co., Ltd.

Tianjin, 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: 12 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤5.43h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 83 employees, an affiliated company, a valid import/export license, and stated OEM experience for well-known brands. It offers extensive customization and ODM services, reports new products within the past year, and provides substantial listed production capacity, including 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings. Service procedures, corrective and preventive actions, and complaint-handling records are stated to exist. However, no valid manufacturing-capacity contract with the factory and related subcontractors is reported, and the supplier lacks overseas warehouses, showrooms, agents, or branches. Digitalization has started, but ERP integration and big-data use are absent. Evidence is insufficient for certifications and specific customer cases.

After-Sales capabilityThe supplier states that it has documented and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaints. It offers in-stock service capacity and one-month stated lead times in both peak and off-season, but has no overseas warehouse, showroom, agent, or branch support.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and has broad R&D customization capabilities. It has started enterprise digital-process development, but lacks an available SDK, ERP integration, and big-data capability, indicating innovation activity with incomplete digital infrastructure.

Production capacityReported annual capacities include 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings, alongside several steel-pipe categories. The supplier also reports inventory capability and a one-month lead time, but states that no valid manufacturing-capacity contract exists with its factory and related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also states that it provides ODM services. This is direct evidence of broad customization support.