What materials are used for the tubes?

The core material is generally 3003, with composite weldable alloys 4343 or 4045.

7072 High Frequency Welded Radiator Tube

Name: 4343/3003/7072 High Frequency Welded Radiator Tube
Brand: NANJING MAJESTIC AUTO PARTS CO., LTD.
SKU: 1918898541

Jiangsu, ChinaNANJING MAJESTIC AUTO PARTS CO., LTD.

US$3.00-7.00

1,000 kg

Sample price:US$6.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

12m

Warranty

12m

Model NO.

Radiator tube

Suitable for Car Brands

Many Brands

Car Model

Many Brands

Engine Type

Many Brands

Component

Radiator

Body Material

Aluminium

Cold Style

Oil Cooler

Certification

TS16949

Structure

Sealed Type

Cooling Fluid Type

Alcohol

Radiator Type

Cross-flow

Radiator Core Type

Tube-fin

Water Temperature Sensor Type

Digital Type

Cooling Fluid Brand

Lopal

Alloy

Sample

Shipping

Sea /Air

MOQ

1 Ton

Transport Package

Wooden Case

Specification

Customized

Trademark

Customized

Origin

China

HS Code

760820

Production Capacity

600mt/Month

Key features

High Precision Manufacturing: Manufactured with high precision and extremely low tolerances to meet specific customer requirements.

Customizable Alloys: Available in various alloys including 3003, 4343, and 4045 for composite weldable applications.

Custom Size Options: Offer catalog selection or custom sizes and shapes to fit specific needs.

Excellent Corrosion Resistance: Provides sacrificial corrosion resistance suitable for heat exchanger production tubes.

Superior Heat Transfer: Features good heat transfer performance for efficient oil cooling.

Fast Welding Speed: High frequency welding process ensures high speed with a small heat affected zone.

No Filler Material Required: Seam welding process connects edges without using any filler material.

Versatile Application: Mainly used in automotive and industrial oil coolers and heat exchangers.

Company profile

NANJING MAJESTIC AUTO PARTS CO., LTD.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2008-06-06Nearest Port: ShanghaiAverage Response Time: ≤15hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, DAT, DDP

AI-Powered supplier vetting

SummaryNANJING MAJESTIC AUTO PARTS CO., LTD. is identified as a Chinese manufacturer/factory established in 2007, producing automotive cooling-system components including radiator, intercooler, oil-cooler, and aluminum tubes. It reports TS 16949 certification, four production lines, and export activity beginning in 2008, with 41%–50% of total sales from exports and self-operated import/export rights. Trade records show transactions involving buyers in Mexico and Colombia, but the available evidence covers limited buyer and transaction activity. The supplier’s after-sales service, financial credibility, innovation strength, and customization capability cannot be conclusively assessed from the provided information. The stated R&D-engineer and quality-control staffing levels are both below five, indicating limited documented technical and quality personnel capacity.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and describes itself as manufacturing and exporting automotive cooling-system products. This supports direct production status rather than a purely trading intermediary.

CertificationsThe supplier reports holding TS 16949 certification, a stated automotive quality-management certification. The provided slices do not include certificate validity, issuing body, or scope, but they do provide explicit evidence of certification holding.

Production capacityThe supplier is a manufacturer with four production lines and a product portfolio centered on radiator, intercooler, oil-cooler, and aluminum tubes. These facts support established production capability, although capacity volume, equipment details, and utilization are not provided.

Client casesTrade records associate the supplier with AIR TEMP DE MEXICO SA DE CV in Mexico and ARMAS INTL S A S in Colombia, demonstrating identifiable overseas buyer relationships. The records show limited transaction counts and do not provide performance evaluations, repeat-order evidence, project details, or customer references.