What payment terms do you accept?

We accept LC, T/T, PayPal, Western Union, small-amount payments, and Credit Insurance.

Can you provide samples?

Yes, samples are available upon request.

What standards do your products meet?

Products meet standards such as ASTM A53, ASTM A573, ASTM A283, BS1387, GB/T3091, GB/T13793, ISO630, and JIS G3101.

Round Steel Pipe Seamless Pipe with High Material

Name: Round Steel Pipe Seamless Pipe with High Material
Brand: Shanghai Changzeng Metal Co., Ltd.
SKU: 902387425

Shanghai, ChinaShanghai Changzeng Metal Co., Ltd.

US$300.00-500.00

3 Square Feet

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

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

Thickness

3-60

Outer Diameter

21.3-610

Sample

Available

MOQ

1ton

Service

OEM/ODM

Delivery Time

3-15 Working Dyays After Received Your Deposit

Transport Package

Standard Export Seaworthy Package, or as Required

Specification

25*2.5MM

Trademark

Origin

Shanghai

Production Capacity

6000tons/Month

Key features

Customized Dimensions: Outer diameter 21.3-610mm and thickness 3-60mm available upon request.

Extensive Material Options: Includes A36, Q235B, Q345B, SS400, and various stainless steel series.

Comprehensive Processing Services: Offers hot dipping galvanized, color painting, cutting, bending, and punching.

Third-Party Inspection: ISO, SGS, BV and other third-party inspection services are available.

Flexible Delivery Methods: Available via sea (bulk/FCL/LCL), air, or truck based on customer needs.

Fast Response Time: Quotations provided within 12 hours; urgent inquiries prioritized.

Factory Direct Sales: Direct processing factory located in Songjiang Steel City, Shanghai.

MTC Report Included: Material Test Certificates provided with shipping documents.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceIn-stock CapacityQuality Assurance

Shanghai Changzeng Metal Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2016-01-13Nearest Port: Shanghai Port, Tianjin Port, Qingdao PortAverage Response Time: ≤5.78hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based trading company that also identifies as a manufacturer/factory, with 19 years of export experience and 90% of sales from exports. It offers broad customization from samples, designs, and full-custom requirements, and reports standardized finished-product inspection instructions and quality assurance. However, the available information shows no new products in the past year, no ODM, SDK, overseas agents, overseas warehouse, showroom, or offline trade-show participation. Corrective/preventive action and complaint-handling procedures are undocumented, while supplier-service assessment procedures and approved supplier records are absent. Financial operating figures provided are zero, but their interpretation is not independently verifiable from the slices. Customer cases and certifications are not provided.

Supplier typeThe supplier is described as a trading company in Shanghai and is also identified as a Trading Company, Manufacturer/Factory. This indicates a mixed trading and manufacturing business classification, but the slices do not establish the scale or scope of its own production facilities.

After-Sales capabilityThe supplier reports in-stock service capacity and lead times within 15 working days in both peak and off-seasons. However, it has no overseas warehouse, overseas showroom, overseas agents or branches, and no written procedures or records for complaint handling or corrective and preventive actions, limiting evidence of a structured after-sales system.

Financial creditThe provided financial fields report zero operating revenue, profit, margins, current ratios, and cash outflows for the stated periods, while the supplier is listed as a limited company with registered capital information. These reported operating indicators provide explicit evidence of weak financial performance, although the slices do not explain the data quality or accounting context.

R&D capabilityThe supplier reports no new products in the past year, no ODM service, and no available SDK. These statements directly indicate limited demonstrated recent product-development and technical innovation capability.

Production capacityThe supplier is classified as both a trading company and manufacturer/factory, has in-stock capacity, and reports standardized instructions for finished-product inspection and quality assurance. Nevertheless, outsourcing procedures and manufacturing-capacity contract status are unknown, and only one quality assurance/quality control inspector is reported, so production depth cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization in both design-service and R&D-related descriptions. This is direct evidence of broad customization coverage, although it does not quantify engineering resources or production limits.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a processing factory located in Songjiang Steel City. We warmly welcome clients to visit us in advance.

Q:When can I get the price?

We usually quote within 12 hours as steel prices change hourly. For urgent needs, please call or specify in your email for priority.

Q:What are your main products?

Our main products include hot rolled carbon steel such as angle steel, H beam, I beam, channel steel, rebar, square pipe, round pipe, and steel plate/coil, which can also be galvanized.

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

Outer diameter ranges from 21.3mm to 610mm, and thickness ranges from 3mm to 60mm. Customized sizes are acceptable.

Q:What is the delivery time?

Delivery takes 3-15 working days after receiving your deposit or L/C.