What customization options are available?

We offer customization from samples, customization from designs, full customization, and minor customization.

What are the lead times for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Custom Black Circular Steel Pipe for Rail Transit Equipment

Name: Custom Black Circular Steel Pipe for Rail Transit Equipment
Brand: Shandong Zhengyang Machinery Co., Ltd.
SKU: 2181165162

Shandong, ChinaShandong Zhengyang Machinery Co., Ltd.

US$500.00

30 Pieces

Product specifications

Model

Sample price:US$500.00/ton.Request sample

Product profile

Customization

Available

After-sales Service

Support

Warranty

1 Year

Model NO.

Circular Hollow Section

Type

Welded

Technique

Hot Rolled, Cold Rolled

Material

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, New Energy Industry, Building Steel Structure

Section Shape

Square/Round

Product Name

Circular Hollow Section Steel Pipe

Keywords

Steel Pipe

Feature

Light-Weight & Energy-Saving

OEM Custom

Yes

ODM Custom

Yes

Process

Hot Rolled/Cold Rolled

Lenght Specifications

6m/9m/Random Lenght

Wall Thickness

1.1/1.2/1.5/2/2.5/3/3.5/4/5 or Customized

Diameter

27/32/40 or Customized

Transport Package

Standard Packaging or Customized

Specification

Standard Specifications or Customized

Trademark

Origin

Shandong, China

Production Capacity

300000t/Year

Key features

High Yield Strength: Yield strength ranges from 700MPa to 1500MPa for superior load capacity.

Lightweight Design: Reduces structural weight by 20% to 30% for cost and logistics efficiency.

Customized Dimensions: Wall thickness and diameter available in standard sizes or fully customized.

ISO9001 Certified: Products pass international quality standards with full process tracking.

Fatigue Resistance: Engineered for extreme environments with high toughness and low-temp resistance.

Versatile Applications: Suitable for renewable energy, architecture, logistics, and transportation sectors.

OEM/ODM Support: Full customization options available from samples or designs.

20 Years Experience: Global supplier with zero quality disputes and extensive market testing.

Company profile

Shandong Zhengyang Machinery Co., Ltd.

Shandong, 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: 20 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤15h

About Our Factory & Business Background

AddressJining, Shandong, China

Plant Area10500 square meters

Number of Employees40

Registered Capital20,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Set

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsSteel Tube

Production Lines6

Production MachinesLaser Tube Cutting Machine, Laser Cutting Machine, Welding Robot, Hydraulic Press, Punch Press, Sawing Machine, Lathe, Shot Blasting Machine, Drilling Machine, Machining Center, Painting Line

QA/QC inspectors3 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers6 people

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2004-10-25

Main MarketsSoutheast Asia/ Mideast

Repeat Buyers Choice30%~50%

Number of Foreign Trading Staff5

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:How can you guarantee product quality?

Our products have passed ISO9001 international quality standard certification. We implement all-round quality control from raw materials to finished products. The quality inspection system tracks the whole process and matches the extreme performance test of finished products to fully guarantee the product quality.

Q:Why should you buy from us instead of other suppliers?

We are a global supplier specializing in R&D and manufacturing of semi-trailer axles/accessories. The production process is subject to unified, strict and perfect quality control and quality inspection procedures. After 20 years of testing in the market, our cooperative customers are all over the world, and so far we have maintained zero quality disputes.

Q:Do you have a minimum order quantity?

It depends on different ideas; it can be negotiated. The larger the quantity is, the more competitive the unit price will be.

Q:What specifications should I provide if I am interested in purchasing?

Yes, please select the corresponding product model in our product catalog or feel free to email us for more product detail.

Q:What are the available wall thickness and diameter options?

Wall thickness is available in 1.1/1.2/1.5/2/2.5/3/3.5/4/5mm or customized. Diameter is available in 27/32/40mm or customized.