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Heavy-Duty Black Carbon Steel Pipe for Industrial Use

Name: Heavy-Duty Black Carbon Steel Pipe for Industrial Use
Brand: Qingdao Star Machine Technology Co., Ltd.
SKU: 2150029812

Shandong, ChinaQingdao Star Machine Technology Co., Ltd.

US$500.00-600.00

1 Ton

Sample price:US$500.00/ton.Request sample

Product profile

Customization

Available

After-sales Service

7*24 Hours

Warranty

1 Year

Model NO.

Seamless/Welded

Surface Treatment

Galvanized

Cross-Sectional Shape

Square

Outer Diameter

10*10 to 1000*1000 Millimeters

Delivery Time

Within 15-20 Days

Applications

Pipeline Transportation, Hydraulic/Automotive Pipi

Thickness

0.5-50 mm

Sample

Free

Material

Carbon Steel

Slope

Q235 Q345 St37 St52 St37-2 20# 16 Minutes

Transport Package

Standard Airworthy Packaging

Specification

50*50

Trademark

SMCC

Origin

China

HS Code

7303009000

Production Capacity

5000 Tons Per Month

Key features

International Standard Compliance: Manufactured according to ASTM, JIS, DIN, GB, AISI, and EN standards.

Versatile Material Options: Available in carbon, alloy, and stainless steel for various applications.

OEM/ODM Customization: Customizable thickness, width, length, diameter, and packaging based on client needs.

Wide Dimension Range: Outer diameter from 10*10 to 1000*1000 mm and wall thickness 0.5-50 mm.

Free Sample Availability: Free steel pipe samples provided for customer evaluation upon request.

Comprehensive After-Sales Support: 7*24 hours support and 1-year warranty coverage included.

Multiple Surface Treatments: Options include black, painted, galvanized, and pre-galvanized zinc coating.

Flexible Delivery Terms: Stocked items ship in 7-10 days; new production takes 20-40 days.

Company profile

Qingdao Star Machine Technology Co., Ltd.Shandong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.77h

AI-Powered supplier vetting

SummaryQingdao Star Machine Technology Co., Ltd. is identified as a Chinese manufacturer/factory of medium and large-sized machine tools, including lathes, milling machines, drilling machines, and related equipment. The supplier reports four R&D and production bases, more than 10 production lines, over 500 production and precision-testing devices, 816 employees, 167 senior professional technicians, and 50 quality-control staff. It holds ISO 9001 certification and describes a global sales and service network with comprehensive after-sales support. Its stated innovation resources include 31–40 years of R&D engineer experience, provincial and municipal technology centers, and ongoing product and technology development. Trade records show three transactions involving buyers in Kazakhstan and Uzbekistan, but the limited transaction count does not establish broad customer coverage or long-term commercial performance.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and describes itself as a large-scale enterprise group engaged in R&D, production, sales, and technical services for medium and large-sized machine tools. Its stated product scope includes CNC and conventional lathes, milling machines, drilling machines, and related equipment.

CertificationsThe supplier states that it implements a quality management system and has passed ISO 9001 certification. ISO 9001 is also explicitly listed as its supplier management-system certification, providing direct evidence of certification.

After-Sales capabilityThe supplier reports a global sales and service network, technical services spanning its operations, and comprehensive after-sales service. It also states that rapid response to user needs and applicable technical solutions are service standards, although no independently verified service-performance metrics are provided.

R&D capabilityInnovation-related evidence includes 31–40 years of total R&D engineer experience, four R&D and production bases, provincial and municipal technology centers, 167 senior professional technicians, and stated continuous product and technology innovation. These details support substantial internal R&D capability.

Production capacityThe supplier reports more than 10 production lines, four R&D and production bases, 816 employees, and over 500 production and precision-testing devices. It also lists dedicated plants for CNC machine tools, drilling machines, milling and drilling-milling machines, and sheet metal, indicating broad manufacturing capacity.

Product Q&A

Q:Are you a manufacturer or a trading company?

We are both a manufacturer and a trading company. If you need other special products, we will do our best to help you in order to establish a long-term business relationship.

Q:Can I order products in special sizes?

Of course, and according to your detailed requirements.

Q:How long does it usually take to deliver the products?

We will deliver the goods to you immediately. For stocked steel pipes, it takes 7-10 days; for new production, it takes 20-40 days depending on the size and quantity of the pipes.

Q:What are the accepted delivery terms?

We accept FOB, CFR, CIF, etc.

Q:Do you provide samples?

Yes, we can provide free steel pipe samples for your evaluation.