What is the warranty period for these products?

We provide a 30-day warranty for our products.

What certifications do your products hold?

Our products are ISO certified and can be supplied with EN 10204 3.1, ASTM, or ASME-compliant certificates upon request.

Ss321 Serrated Fin 304 / 304L Plain Fin Plate Corrugated Fin

Name: Ss321 Serrated Fin 304 / 304L Plain Fin Plate Corrugated Fin
Brand: Shandong Titanium Nickel Special Steel Co., Ltd
SKU: 1982501041

Shandong, ChinaShandong Titanium Nickel Special Steel Co., Ltd

US$26.90

50-99 kg

US$25.30

100+ kg

Product profile

Customization

Available

After-sales Service

Warranty

30 Day

Model NO.

Corrugated Fin

Certification

ISO

Application

Heater, Cooler, Vaporizer, Condenser

Principle

Mixing Heat Exchanger

Style

Plate Type

Material

Stainless Steel

Form

Finned / Folded Plate / Heat Sink

Fin Type

Straight, Wavy, Folded (Customizable)

Fin Height

1-50 mm (Customizable)

Fin Pitch

1-20 mm (Customizable)

Plate Thickness

0.5-20 mm (Customizable)

Surface Finish

Polished, Sandblasted, or Custom

High Temperature Performance

up to 635°C / 1175°F

Transport Package

Standard International Transportation

Specification

Customized according to requirements

Trademark

hangfei steel

Origin

China

HS Code

8419909000

Production Capacity

500PCS/Day

Key features

Customizable Fin Geometry: Fin height 1-50mm, pitch 1-20mm, and plate thickness 0.5-20mm are fully customizable.

Superior Corrosion Resistance: 304/316/321 grades offer excellent resistance to chloride, chemical, and marine environments.

Versatile Fin Types: Available in straight, wavy, folded, serrated, corrugated, and louvered fin structures.

ISO Certified Quality: Manufacturing process is ISO certified ensuring consistent quality and reliability.

Multi-Application Design: Ideal for heaters, coolers, vaporizers, condensers, and complex thermal systems.

Flexible Surface Finish: Options include polished, sandblasted, BA, 2B, HL, or custom finishes per client needs.

Easy Fabrication: Materials are weldable, bendable, and machinable for easy integration into assemblies.

Company profile

Importers and ExportersIn-stock CapacityFast DeliveryQuality Assurance

Shandong Titanium Nickel Special Steel Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: OEM Service AvailableAverage Response Time: ≤1.61h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells special steel, non-ferrous metals, and alloy materials, including more than 60 alloy types. It reports substantial alloy-specific annual capacities and operates one production line. Customization from samples and designs is available, and OEM service for well-known brands is reported. However, the supplier is not identified as a professional technical supplier, does not provide 3D software design, ODM, or SDK services, and reported no new products in the past year. Quality checking is performed by packing staff, while supplier-service assessment, corrective-action, and complaint-handling procedures lack written records. Multiple management-system certifications are listed. Financial information is limited to reporting years rather than performance indicators, so credibility cannot be fully assessed. Overseas warehouses, showrooms, agents or branches, and offline trade-show participation are absent.

Supplier typeThe supplier’s stated scope centers on manufacturing and selling metal materials, special steel, non-ferrous metals, alloys, and related metal products. Its product description covers over 60 alloy materials and applications across equipment, energy, chemical, marine, medical, and other industries, while import and export of goods is permitted.

CertificationsThe supplier lists BSCI, ISO 9000, ISO 9001, ISO 14000, ISO 20000, ISO 29001, HSE, and ISO 14064 certifications. This is explicit evidence of multiple management-system certifications, although the provided information does not show certificate validity, scope, or issuing bodies.

After-Sales capabilityThe supplier reports five qualified service-capability suppliers, but has no written procedures or records for service assessment, corrective and preventive actions, or effective customer-complaint handling. It also lacks overseas warehouses, showrooms, agents, and branches, limiting the documented support infrastructure.

R&D capabilityThe supplier is explicitly not classified as a professional technical supplier, does not provide 3D software design, ODM, or SDK services, and reported no new products in the past year. Although it has 31–40 years of total R&D engineer experience and supports customization, the explicit innovation-related deficiencies outweigh the limited R&D staffing evidence.

Production capacityReported annual capacities are 3,000 tons of nickel alloy, 2,000 tons of Hastelloy, 2,000 tons of Monel alloy, 1,500 tons of superalloy, and 1,000 tons of precision alloy. The supplier operates one production line and lists cutting and plate-shearing machines, providing explicit evidence of alloy production capacity, though the finished-product inspection is performed by packing staff.

Customization capabilityThe supplier explicitly offers customization from samples and from customer designs. It also reports OEM service for well-known brands, but does not provide ODM, 3D software design, or SDK services; therefore, its demonstrated capability is oriented toward execution of customer-provided specifications rather than independent product development.