ER 309L

Name: ER 309L
Brand: SHREE KAILAJI ALLOYS PVT. LTD.
Price: 200.0 INR
Availability: InStock

Price 200.0 INR/ Kilograms

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MOQ : 15 Kilograms

ER 309L Specification

Application
WELDING

Welding
Flux-Cored

Type
SAW WIRE

Condition
New

Material
STAINLESS STEEL

Color
SILVER

ER 309L Trade Information

Minimum Order Quantity
15 Kilograms

Delivery Time
3 Days

Packaging Details
SPOOL

Main Domestic Market
All India

About ER 309L

ER309 is a stainless steel filler metal (wire/rod) used for welding similar alloys (like 24%Cr-13%Ni steels) and dissimilar metals, especially joining stainless steel (like Type 304) to carbon or low-alloy steels, providing excellent corrosion/oxidation resistance and forming a critical buffer layer, often with higher chromium/nickel content than the base metal. It's used in MIG, TIG, and SAW processes for high-dilution applications, offering good mechanical properties and scaling resistance, with the 'L' version (ER309L) having lower carbon for better ductility.

Key Characteristics & Applications:

Composition: High Chromium (around 24%) and Nickel (around 13%) content.
Primary Use: Welding dissimilar metals, such as 18/8 stainless steel to mild/carbon steel.
Buffer Layer: Applied as an intermediate layer on clad steels or carbon steel before final stainless overlay.
Corrosion Resistance: Provides good resistance, even under severe conditions, and is resistant to scaling up to high temperatures.
Processes: Suitable for GMAW (MIG), GTAW (TIG), and SAW (Submerged Arc Welding).
ER309L: The 'L' variant (low carbon) offers improved ductility and is used where cracking is a concern, while standard ER309 provides higher strength.

Common Applications:

Petrochemical & Ceramic Industries: High-pressure piping, pressure vessels.
Fabrication: Forklift forks, tool steels, leaf springs, and joining "unknown" steels.
Overlays: Applying stainless steel linings to carbon steel shells.