How are the tubes packaged for shipping?

Straight lengths can be sleeved in paper or plastic with cardboard spacers. Coiled tubes use separators. All are packed in wooden crates, reinforced cases, or cardboard boxes.

What is the lead time for delivery?

The average lead time is one month, regardless of whether it is peak season or off-season.

Do you provide technical support or samples?

Yes, we provide after-sales service including technical support, samples, and quality assurance.

10305 E235 1.0308 Welded Steel Cold Sized Square Rectangular Tube

Name: 10305 E235 1.0308 Welded Steel Cold Sized Square Rectangular Tube
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2084019975

Hunan, ChinaHunan Shunfu Metal Material Co., Ltd.

US$600.00-1,300.00

1 Ton

Sample price:US$80.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

Technical/Sample/Quality

Type

Welded

Model NO.

E235 1.0308

Technique

Hot-Rolled+Cold-Drawn

Material

Carbon Steel

Surface Treatment

as Required

Usage

Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose

Section Shape

Round

Cutting Service

Available

Mtc

3.1 or 3.2 Certificate

Transport Package

Seaworthy Standard Package

Specification

8-200mm

Trademark

SHUNFU

Origin

China

Production Capacity

50000tons/Year

Key features

High Strength-to-Weight Ratio: Cold sized tubing offers excellent strength properties combined with low weight for efficient engineering.

Precision Dimensional Accuracy: Manufactured to BS EN 10305-5 standards with tight tolerances for H, B, and T dimensions.

Superior Surface Quality: Features excellent micro-structure uniformity and smooth finish suitable for machining and post-treatments.

Versatile Surface Options: Available in S1 black, S2 pickled, S3 cold rolled, or S4 coated conditions; suitable for hot dip galvanizing.

Customizable Cutting Service: Exact length or standard 6-meter lengths available; cutting service provided for small pieces.

Comprehensive MTC Certification: Includes 3.1 or 3.2 Mill Test Certificates to verify chemical and mechanical properties.

Multiple Steel Grades Available: Range from E155 to E420 (1.0033 to 1.0575) to meet specific mechanical and chemical requirements.

Flexible Delivery Conditions: Options include +CR1, +CR2, Annealed (+A), and Normalized (+N) to suit final processing needs.

Company profile

Fast DeliveryLow MOQExperienced Team

Hunan Shunfu Metal Material Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 7 years CertifiedNearest Port: shanghai portAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryHunan Shunfu Metal Material Co., Ltd. is a limited company supplying steel pipe, with 24 employees and stated annual output of 100,000 tons of oil steel products. It provides OEM and ODM services and can customize from samples or designs, but it does not provide 3D software design, has no SDK, and launched no new products in the past year. Export sales represent 71%–90% of total sales, with Southeast Asia and the Middle East identified as primary markets; however, it reports no overseas showroom, agents, branches, or offline trade-show participation. Lead time is one month in both peak and off-peak seasons. The available audit record identifies SGS as the auditor, but the stated audit result is 0 and no certification is identified. Quality and service governance evidence is weak because written procedures or records are absent for supplier approval, corrective actions, complaint handling, and service assessment. Financial records are referenced for 2021–2023, but their actual performance is not provided.

Supplier typeThe supplier is identified as Hunan Shunfu Metal Material Co., Ltd., a limited company with 24 employees whose primary and offered product is steel pipe. It is not part of a larger company group, and its stated business scope includes permitted company operations and import/export activities.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation. It also has no written procedures or records for customer complaints, corrective and preventive actions, or service-capability assessment, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier is described as a professional technical supplier and offers ODM services, but it has only one year of total R&D engineer experience, no SDK, no 3D software design service, and no new products launched in the past year. These stated limitations demonstrate a deficiency in innovation resources and recent product development.

Production capacityThe supplier reports annual production of 100,000 tons of oil steel products, with one-month lead times in both peak and off-peak seasons. Its product scope is steel pipe, and the stated production information supports established manufacturing capacity, although the slices do not provide independent verification of output or quality performance.

Customization capabilityThe supplier explicitly provides customization from samples and designs, along with OEM and ODM services. This supports both customer-specified product adaptation and design-manufacturing cooperation, although 3D software design and SDK support are unavailable.

Product Q&A

Q:What are the available surface conditions?

The tubes are available in S1 (black), S2 (pickled), S3 (cold rolled), and S4 (coated). They are also suitable for hot dip galvanizing.

Q:Can the tubes be customized?

Yes, we offer cutting services, custom lengths, specific surface conditions, and CNC machining based on your drawings.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Ton.

Q:What payment terms do you accept?

We accept T/T, L/C, D/P, PayPal, and Western Union. O/A (credit) is available upon request.

Q:What are the typical applications for these tubes?

They are widely used in hydraulic cylinders, auto and truck axles, suspension parts, high-speed shafts, bearings, roll cages, and agricultural components.