What surface treatments are available?

Black painted/varnished, anti-corrosive oil, galvanized, or according to customer requirements.

What are the trade terms?

FOB Qingdao, FOB Tianjin, CIF, CFR, and FOB Shanghai.

How can I place an order?

Tell us the product model you like, and we will send you a quotation.

High-Quality Hot Dipped Galvanized Carbon Steel Seamless Pipes

Name: High-Quality Hot Dipped Galvanized Carbon Steel Seamless Pipes
Brand: Shandong Guojie New Material Co., Ltd.
SKU: 2273365145

Shandong, ChinaShandong Guojie New Material Co., Ltd.

US$563.00

5-49 Tons

US$549.00

50-99 Tons

US$530.00

100+ Tons

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

3years

Model NO.

ASTM A35 A106 Q235 Q355 S235 S355 S275

Type

Seamless

Technique

Hot Rolled

Material

Carbon Steel

Surface Treatment

Black

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Application

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

Pipe Length

10 Feet

Surface Finish

Black

Pipe Diameter

6mm-610mm

Material Grade

A106.A53.20#.45#.Q235B.Q355b.20g.40cr.35CrMo.42crm

Size Range

Od: 10-1000mm Wt: 2-100mm

Manufacturing Process

Hot-Rolled / Cold-Drawn/Cold-Rolled

End Finish

Plain, Beveled, Threaded with Protectors

Chemical Composition

Strict Control of C, Mn, P, S Elements

Transport Package

Standard Export Seaworthy Packing

Specification

low-carbon and medium-carbon steel

Trademark

GUOJIE

Origin

China

HS Code

7304399000

Production Capacity

10000

Key features

Seamless Structure: Homogeneous structure with superior strength and pressure integrity compared to welded pipes.

Wide Size Range: OD: 10-1000mm, Wall Thickness: 1-120mm, Length: 1-12 meters available.

Multiple Standards: Complies with ASTM, GB, JIS, DIN, and GOST standards for global compatibility.

Customizable Options: Custom surface finish, end finish, and material grades based on customer requirements.

Fast Delivery: Prompt inventory for 10 days; production takes 15-20 days depending on quantity.

3-Year Warranty: Comprehensive 3-year warranty coverage for mechanical defects and performance.

Versatile Applications: Suitable for oil/gas drilling, construction, machinery, and pipeline transport.

Professional Support: Expert technical teams provide tailored engineering solutions and quality assurance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityQuality Assurance

Shandong Guojie New Material Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.62h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D design and broad customization, from prototypes to mass production. Its business scope covers metal materials, forgings, powder metallurgy, metal structures, hardware, and related construction materials. It reports inventory capability, export capability, and participation in an international metallurgy exhibition, but has no overseas warehouse, showroom, agent, or branch. Quality assurance and complaint/CAPA procedures exist, although no written records are available. RoHS compliance is stated, while no Fortune 500 cooperation is reported. Financial and production information is incomplete and internally difficult to interpret, so those areas require further verification.

Supplier typeThe supplier describes itself as supporting prototyping through mass production and is explicitly identified as a professional technical supplier. Its stated business scope includes metal materials, forgings, powder metallurgy products, metal structures, hardware, and related construction materials.

CertificationsRoHS is listed as a product compliance certification. No additional certifications or certification scope are provided, so the assessment is limited to this stated certification.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, and one R&D engineer. However, no SDK is available, and the limited staffing information does not establish broad or advanced innovation capacity.

Production capacityThe supplier states that it supports both single-piece prototyping and mass production, has inventory capability, and holds self-operated import/export rights. Nevertheless, no specific equipment, capacity, facility, workforce, or production-output data is provided.

Customization capabilityCustomization is explicitly offered through flexible, minor, and full customization, including customization from customer designs and samples. The supplier also states that it provides technical consulting and optimization recommendations.