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Premium Q235 Galvanized Square Steel Pipe for Construction
US$500.00-680.00
1 Ton
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
7*24 HoursWarranty
1 YearModel NO.
SMCCSurface Treatment
GalvanizedCross-Sectional Shape
SquareOuter Diameter
10*10 to 1000*1000 MillimetersDelivery Time
Within 15-20 DaysApplications
Pipeline Transportation, Hydraulic/Automotive PipiThickness
0.5-50 mmSample
FreeMaterial
Carbon SteelSlope
Q235 Q345 St37 St52 St37-2 20# 16 MinutesTransport Package
Standard Airworthy PackagingSpecification
50*50Trademark
SMCCOrigin
ChinaHS Code
7303009000Production Capacity
5000 Tons Per MonthKey features
Wide Size Range: Outer diameter from 10x10 to 1000x1000 mm and thickness 0.5-50 mm.
Multiple Material Options: Available in Q235, Q345, St37, St52, 20#, 16Mn, and stainless steel.
Customizable Dimensions: Special sizes and lengths available based on client requirements.
Free Sample Service: Free steel pipe samples provided for customer evaluation upon request.
Global Delivery Capability: Dropshipping available worldwide with FOB, CFR, and CIF terms.
Fast Stock Delivery: Stocked pipes delivered within 7-10 days; new production in 20-40 days.
Strict Quality Control: Every process inspected by responsible personnel to ensure product quality.
Company profile

Qingdao Star Machine Technology Co., Ltd.Shandong, China
Business Type: Manufacturer/FactoryAverage Response Time: ≤1.70h
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?
A:
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?
A:
Of course, and according to your detailed requirements.
Q:How long does it usually take to deliver the products?
A:
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?
A:
We accept FOB, CFR, CIF, etc.
Q:Do you provide samples?
A:
Yes, we can provide free steel pipe samples for your evaluation.
Send Inquiry
*To:
Qingdao Star Machine Technology Co., Ltd.
Qingdao Star Machine Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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