What is the chemical composition of ER309L?

ER309L contains Max 0.030% C, 1.00-2.50% Mn, 0.30-0.65% Si, Max 0.030% S, Max 0.030% P, 11.00-14.00% Ni, 22.00-26.00% Cr, Max 0.75% Mo, and Max 0.75% Cu.

Reliable ER309L Saw Welding Wire for Efficient Cutting Tasks

Name: Reliable ER309L Saw Welding Wire for Efficient Cutting Tasks
Brand: JIANGSU JIUZHOU NEW MATERIAL TECHNOLOGY CO., LTD.
SKU: 2218426805

Jiangsu, ChinaJIANGSU JIUZHOU NEW MATERIAL TECHNOLOGY CO., LTD.

US$3.50

100 kg

Product profile

Customization

Available

Type

Rolling Wire

Material

CO2

Model NO.

ER309L

Flux Containing

Not Containing Flux

Slag Characteristic

Acidic

Extended Length

<10mm

Transport Package

1kg/5kg/12.5/15kg/Spool

Specification

0.6/0.8/1.0/1.2/1.6/2.0/3.2/4.0mm

Trademark

Jiuzhou

Origin

China

HS Code

7223000

Production Capacity

200000kg/Year

Key features

Superior Crack Resistance: Features ferrite weld metal for outstanding crack resistance in austenitic stainless steel applications.

Versatile Material Joining: Ideal for joining 22%Cr-12%Ni steel, ferrite/austenite stainless steel, and clad steel applications.

Flexible Customization: Supports full, minor, and flexible customization from samples or designs via OEM/ODM services.

ISO Certified Quality: Manufactured under ISO9001:2015 and ISO14001 certifications with 100% finished product inspection.

Low Carbon Composition: Max C content of 0.030% ensures high purity and stability for demanding welding environments.

Company profile

Importers and ExportersYears of Export ExperienceSelf-brandedPatents Awarded

JIANGSU JIUZHOU NEW MATERIAL TECHNOLOGY CO., LTD.

Jiangsu, 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: 21 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.12h

AI-Powered supplier vetting

SummaryThe supplier manufactures nickel-based alloy welding wire, stainless steel welding wire, and special welding materials, with integrated processes from smelting through manufacturing and testing. It reports 1,000 tons of annual nickel alloy welding wire output, five production lines, and 6–10 quality-control staff; finished products receive 100% inspection, although another record lists two quality inspectors. The supplier states that it holds ISO 9001, ISO 14001, measurement management system AAA, and EU CE certifications. It supports extensive customization, ODM, and OEM services, but reports no new products in the past year and no SDK. Service procedures, corrective actions, and complaint handling are documented and followed. Overseas infrastructure is limited: no overseas warehouse, showroom, agents, branches, or offline trade-show participation are reported. Financial information is inconsistent and cannot establish financial credibility from the provided records. No specific customer case evidence is...

Supplier typeThe supplier specializes in nickel-based alloy welding wire, stainless steel welding wire, and special welding materials. Its stated integrated production chain extends from smelting to product manufacturing and testing, indicating a specialized welding-material manufacturer rather than a general trading supplier.

CertificationsThe supplier states that it has passed ISO 9001 quality management, ISO 14001 environmental, and measurement management system AAA certifications, and that its products have passed EU CE certification. These are explicit certification claims supporting this field.

After-Sales capabilityThe supplier reports written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. However, it reports no overseas warehouse, showroom, agents, branches, or offline trade-show participation; service quotations and payment terms are listed, with a one-month lead time in both peak and off-peak periods.

Production capacityThe supplier reports five production lines, integrated processes from smelting through testing, 1,000 tons of annual nickel alloy welding wire output, and 100% finished-product inspection. It also reports 6–10 quality-control staff in one record and two quality assurance/control inspectors in another, but the production and inspection evidence still supports established manufacturing capability.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full and minor customization, flexible customization, ODM services, and OEM services for well-known brands. This is direct evidence of broad customization and contract-manufacturing capability.