What are the payment terms and minimum order quantity?

The minimum order quantity is 1. Payment terms include LC, T/T, D/P, PayPal, Small-amount payment, and Western Union.

What surface finishes are available for the pipes?

Available surface finishes include Bare, Black, Lightly oiled, Hot dip galvanized, Varnish coating/Anti rust oil, Protective Coatings, and 3PE.

How are the pipes packaged for shipping?

Pipes are packed in bundles with PE film and woven plastic, wrapped in waterproof paper, PVC sleeves, and sackcloth, secured with steel strips. Plastic caps are used for ends.

High-Quality ASTM A53 Carbon Steel Welded Pipe for Global Buyers

Name: High-Quality ASTM A53 Carbon Steel Welded Pipe for Global Buyers
Brand: Cangzhou Datang Steel Pipe Co., Ltd.
SKU: 2074624292

Hebei, ChinaCangzhou Datang Steel Pipe Co., Ltd.

US$12.00-30.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Cast Iron, Chemical Processing, Construction, Oil and Gas, Water Supply

Pipe Diameter

21.3-660mm

Model NO.

Steel Pipe

Pipe Length

Customization

Surface Finish

Black

Inspection

SGS BV

Temperature Classification

Room Temperature Piping

MPa Classfication

Medium Pressure Piping

Material

Carbon Steel

Standard

ASTM, GB, DIN, JIS

out Diameter

21.3-660mm

THK

1.5-18mm

Medium

Liquid

Cross-Section Shape

Round

Processing Service

Welding

Transport Package

Black Paint, Bevel Send, End Caps

Specification

21.3-660mm

Trademark

DATANG

Origin

China

HS Code

7306309000

Production Capacity

800000ton/Year

Key features

Wide Range of Standards: Complies with ASTM, GB, DIN, JIS, and EN standards for global applicability.

Extensive Material Options: Available in Carbon Steel grades including Q195, Q235, X42-X80, and 10#-20#.

Comprehensive Size Coverage: Outer diameter from 21.3mm to 1524mm with wall thickness up to 80mm.

Advanced Inspection Methods: Features eddy current and ultrasonic non-destructive testing for quality assurance.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

Diverse Surface Treatments: Options include bare, black, oiled, galvanized, varnish, and 3PE coatings.

Fast Lead Time: 5 weeks for common materials; special materials negotiable upon request.

Robust Packaging: Bundles wrapped in PE film, waterproof paper, and secured with steel strips.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceR&D CapabilitiesManagement Certification

Cangzhou Datang Steel Pipe Co., Ltd.

Hebei, 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: 18 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.05h

AI-Powered supplier vetting

SummaryThe supplier provides 3D software design, OEM, ODM, and broad customization services, supported by 10 production lines and specialized fin-tube and machining equipment. It holds an ISO9001:2015 management-system certificate, has 18 years of export experience, and reports that 71%–90% of sales come from exports. However, its R&D scale is limited to one engineer, no new products were launched in the past year, and no SDK is available. Quality-control test equipment is reported as zero, and continuous quantity reconciliation is not performed for every batch. Overseas service infrastructure is limited: no overseas warehouse, showroom, agent, or branch is reported. Service procedures exist for corrective actions and customer complaints, but written records are absent.

Supplier typeThe supplier is a manufacturing-oriented exporter offering OEM and ODM services, with 10 production lines, self-operated import/export rights, 18 years of export experience, and 71%–90% export sales. Its listed equipment includes fin-tube machinery, cutting, turning, beveling, bending, cleaning, and painting facilities.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. This is explicit certification evidence, although no additional certifications are provided.

R&D capabilityThe supplier offers 3D software design, ODM, and product-improvement support, and maintains design input, output, review, verification, and validation documentation. However, it has only one R&D engineer, launched no new products in the past year, and has no available SDK, indicating limited demonstrated innovation output.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, as well as 3D software design, OEM, and ODM services. These statements provide direct evidence of broad customization capability.

Product Q&A

Q:What standards does the carbon steel pipe comply with?

The pipes comply with multiple international standards including ASTM A53, ASTM A106, EN 10305-2, EN 10305-3, JIS G 3445, JIS G 3472, and GB/T 13793.

Q:What are the available outer diameter and wall thickness ranges?

The outer diameter ranges from 21.3mm to 660mm, and the wall thickness ranges from 1.5mm to 18mm. Custom sizes are also available.

Q:Is customization available for this product?

Yes, we offer full customization, minor customization, and flexible customization based on samples or designs. Length is also customizable.

Q:What quality inspections are performed on the finished products?

We conduct 100% inspection including visual and functional checks. Non-destructive testing such as eddy current and ultrasonic inspection is also performed.

Q:What is the lead time for production?

The lead time is 5 weeks for common materials. For peak and off-season periods, the lead time is within 15 workdays. Special materials require negotiation.