Does the product have quality inspection before loading?

Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.

How to pack the products?

The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It caneffectively protect products from corrosion during ocean transportation.

Multi Specifications Round Aluminum Tube

Name: Multi Specifications Round Aluminum Tube
Brand: Shandong Tongmao Special Steel Co., Ltd.
SKU: 2172601432

Shandong, ChinaShandong Tongmao Special Steel Co., Ltd.

US$1,800.00

1-4 Tons

US$1,500.00

5-9 Tons

US$1,200.00

10+ Tons

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

all

Application

Refrigerator, Air Condition, Water Heater

Shape

Round

Surface Treatment

Mill Finished

Grade

1000 Series

Alloy

Non-alloy

Temper

O - H112

Od

6-630mm

Length

1-6m or as Customer Require

Aluminum

99.6%

Thickness

1-40mm

Transport Package

Standard Export Packing

Specification

pure aluminum

Trademark

tongmao

Origin

China

Production Capacity

50ton/Month

Key features

Extensive Alloy Selection: Available in 1000, 2000, 3000, 5000, 6000, and 7000 series grades.

Customizable Dimensions: Outer diameter 5-650mm, wall thickness 1-53mm, length up to 12m.

Diverse Surface Finishes: Options include anodizing, powder coating, electrophoresis, polishing, and brushing.

OEM and ODM Services: Full customization available from designs with professional engineering support.

Global Sample Availability: Samples can be sent to any location worldwide upon request.

Strict Quality Control: All products undergo rigorous quality inspection before packaging and shipping.

Comprehensive Certifications: Certified with ISO 9001, SGS, EWC, CE, and RoHS standards.

Flexible Payment Terms: Supports L/C, T/T, Western Union, and MoneyGram for secure transactions.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceManagement Certification

Shandong Tongmao Special Steel Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.68h

AI-Powered supplier vetting

SummaryThe supplier is a limited-company trading company with eight employees and a product scope covering copper, aluminum, steel, brass, and stainless-steel products. It has self-operated import/export rights, eight years of export experience, and exports account for 71%–90% of total sales. Production information states annual capacity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. However, the supplier reports no overseas showrooms, agents, branches, or offline trade-show participation, and has no written complaint-handling, corrective-action, or supplier-service assessment procedures. Quality controls include quality assurance, but finished products are randomly inspected and checked by packing staff, with one quality inspector and no raw-material traceability. Innovation and formal R&D capabilities are limited: no new products were launched in the previous year, and no 3D design, ODM, SDK, or popular-brand OEM services are...

After-Sales capabilityThe supplier has no overseas showroom, overseas agent or branch, or offline trade-show participation. It also has no written corrective-and-preventive-action procedures, complaint-handling procedures, or effective supplier-service assessment records, although it accepts multiple quotation and payment terms and reports lead times within 15 working days.

R&D capabilityThe supplier reports no new products in the previous year and does not provide 3D software design, ODM, SDK, or popular-brand OEM services. Its stated R&D-related service is customization from samples, indicating limited innovation capability rather than a documented product-development program.

Production capacityThe supplier provides stated annual productivity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. It has export experience of eight years, self-operated import/export rights, and export sales of 71%–90%; however, quality inspection is limited to random inspection, packing-staff checks, one inspector, and no raw-material traceability.

Customization capabilityCustomization from samples is explicitly available in both the R&D/design-related and product-capability information. No broader 3D, ODM, SDK, or formal product-development capability is stated, so the confirmed capability is sample-based customization.