What is the recommended shielding gas?

For MIG welding, use Ar+(1%-3%)O2; for TIG welding, use pure argon.

What certifications does the product have?

The product holds CE certification and is manufactured under ISO9001:2015.

What are the main applications for this wire?

It is used for welding carbon steel with stainless steel, petrochemical vessels, shipbuilding, and bridges.

Er309LSI

Name: Stainless Steel MIG Wire/Corrosion Resistance/Er309LSI
Brand: SHANDONG SZESHANG WELDING MATERIALS CO., LTD.
SKU: 2148151972

Shandong, ChinaSHANDONG SZESHANG WELDING MATERIALS CO., LTD.

US$3.00-5.30

2,000 kg

Sample price:US$0.01/kg.Request sample

Product profile

Customization

Available

Type

Stainless Steel

Material

Low Carbon Steel

Model NO.

ER309L

Flux Containing

Containing Flux

Slag Characteristic

Acidic

Extended Length

10-20mm

Weight

1kg, 2.5kg, 5kg, 15kg, 20kg

Spool

Plastic(Black), Metal

Package

Caron, Drum

Transport Package

D200& D270& D300 Plastic Spool+Box+Pallet

Specification

0.8 mm -1.6mm

Trademark

SZESHANG

Origin

Dezhou, Shandong

HS Code

72230000

Production Capacity

1000tons Per Month

Key features

Stable Welding Arc: Features a soft and stable arc for excellent welding performance.

Low Spatter Loss: Easy slag removal with beautiful weld appearance and high X-ray safety.

All Position Welding: Suitable for all position welding applications including shipbuilding and bridges.

Diverse Packaging Options: Available in 1kg, 2.5kg, 5kg, 15kg, 20kg with plastic or metal spools.

High Tensile Strength: Delivers high tensile strength up to 590Mpa for durable welds.

Customization Available: Offers full, minor, and flexible customization from samples or designs.

ISO9001 Certified: Manufactured under ISO9001:2015 management system certification.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

SHANDONG SZESHANG WELDING MATERIALS CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤6.60h

AI-Powered supplier vetting

SummaryThe supplier is a metal-products and industrial-equipment business with broad product sales coverage, including metal chains, wire ropes, cutting and welding equipment, metal materials, alloys, mechanical and electrical equipment, building materials, and paper. It reports multiple management, environmental, occupational safety, automotive, and product certifications. The supplier demonstrates broad customization and ODM/OEM capabilities, documented inspection and corrective-action procedures, inventory capacity, and stated lead times within 15 working days in both peak and off-season periods. Export activity represents 41%–50% of total sales, and the supplier has self-operated import/export rights. However, it reports no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branch, agent, or showroom, no offline trade-show participation, no available SDK, and no new product development in the past year. Financial information is insufficient for assessing credibility,...

Supplier typeThe supplier operates as a manufacturer-oriented industrial products business covering metal chains, wire ropes, cutting and welding equipment, metal materials, alloys, mechanical and electrical equipment, building materials, and paper. It has self-operated import/export rights and exports 41%–50% of total sales, but reports no overseas agents or branches and serves zero stated overseas-service countries.

CertificationsThe supplier reports ISO 9001, ISO 14001, ISO 45001, IATF 16949, ABS, CCS, dB, TUV/CE, SGS, DCMM, 5G factory, and informatization-industrialization management certifications or recognitions. These stated certifications indicate broad coverage of quality, environmental, occupational safety, automotive, and product compliance areas.

After-Sales capabilityThe supplier has documented procedures and records for complaint handling and corrective/preventive actions, quality assurance, inventory service, and stated service quotation terms. However, it lacks overseas warehouses, showrooms, agents, and branches, which limits local overseas support; the evidence still confirms formal service-management capability.

Production capacityThe supplier reports in-stock capacity, written and followed supplier-assessment procedures, standardized finished-product inspection, quality assurance, and lead times within 15 working days in both peak and off-season periods. A material limitation is the absence of a valid manufacturing-capacity contract with its related subcontractors, creating uncertainty regarding subcontracted production control.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM and OEM services, including OEM for well-known brands. These statements provide clear evidence of broad customization capability.