What welding current should I use?

Current varies by diameter: 3.2mm uses 90-110A, 4.0mm uses 150-180A, and 5.0mm uses 180-220A.

Hard Facing Surfacing Welding Electrode Welding Rod

Name: Hard Facing Surfacing Welding Electrode Welding Rod
Brand: Wenzhou Tianyu Electronic Co., Ltd.
SKU: 2050658205

Zhejiang, ChinaWenzhou Tianyu Electronic Co., Ltd.

US$30.00

1,000 kg

Sample price:US$0.10/kg.Request sample

Product profile

Customization

Available

Type

R (Surfacing Electrode)

Material

Steel Alloy

Diameter

2.5mm, 3.2mm, 4.0mm, 5.0mm

Length

300-450mm

Welding Core Type

Alloy Structural Steel

Electrode Coating Type

Low Hydrogen

Function

Surfacing Electrode, Low Hydrogen Type Electrode, Hardfacing Electrode

Welding Power

Application

Rails,Bulldozers

Transport Package

5kg/Box, 20kg/Carton

Specification

3.2mm/4.0mm/5.0mm

Trademark

TYUE

Origin

China

HS Code

831110000

Production Capacity

20 Tons

Key features

Wide Application Range: Ideal for crushers, rails, bulldozers, mining machinery, and agricultural equipment.

Multiple Diameter Options: Available in 2.5mm, 3.2mm, 4.0mm, and 5.0mm to suit various welding needs.

Low Hydrogen Technology: Low hydrogen coating reduces cracking risk and ensures stable arc performance.

Versatile Power Compatibility: Compatible with both AC and DC welding power sources for flexible operation.

Pre-Heat & Post-Heat Support: Guidelines provided for baking electrodes and pre-heating workpieces to prevent defects.

Free Sample Availability: Free samples are provided to allow customers to test quality before bulk orders.

Fast Delivery Time: Standard lead time is 2-3 weeks, ensuring timely project completion.

Company profile

Wenzhou Tianyu Electronic Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2006-12-01Average Response Time: ≤4.62h

AI-Powered supplier vetting

SummaryWenzhou Tianyu Electronic Co., Ltd. is described as a China-based manufacturer/factory and industrial-trading enterprise, with associated factories producing welding materials and transformers. The supplied information indicates ISO 9001 certification, more than 10 production lines, 6–10 years of R&D engineer experience, and 11–20 quality-control staff. It also reports exports to more than 50 countries and regions and export sales representing 41%–50% of total sales. The evidence supports established manufacturing, quality-management, international-market experience, and associated production resources. However, the available information does not sufficiently establish after-sales service performance, financial credibility, customization capability, or specific customer cases. The records also contain differing descriptions of the entity as a manufacturer/factory, a trading company, and an industrial-trading enterprise, so its precise operating structure should be verified.

Supplier typeThe supplier is identified as a Manufacturer/Factory and is described as an industrial and trading integrating enterprise focused on manufacture and trade. Another record classifies it as a trade company, while associated factories are identified for welding materials and electrical power equipment, indicating a mixed manufacturing-and-trading structure rather than a purely standalone factory.

CertificationsThe supplier explicitly reports certification to ISO 9001. This provides direct evidence of a formal quality-management-system certification, although no certificate scope, issuing body, or validity period is provided.

R&D capabilityThe supplier reports total R&D engineer experience of 6–10 years, which supports the presence of some experienced technical personnel. However, there is no evidence of patents, proprietary technologies, new-product development results, or dedicated R&D facilities, so broader innovation strength cannot be confirmed.

Production capacityProduction capability is supported by the manufacturer/factory description, more than 10 production lines, an identified factory location, 11–20 quality-control staff, and associated factories producing welding electrodes, welding wire, transformers, and high-voltage complete equipment. The supplier also reports exports to more than 50 countries and regions, indicating experience serving international markets.

Client casesThe supplier states that its products are exported to more than 50 countries and regions, including Europe, America, Africa, Southeast Asia, and the Middle East, and that export sales account for 41%–50% of total sales. These statements demonstrate international market reach, but no named customers, project references, or verifiable case studies are provided.