TIG Rod ER316L Stainless Steel, 1.2mm Diameter

Brief Overview

This ER316L stainless steel TIG filler rod delivers exceptional performance for all-position welding of austenitic stainless steels and corrosion-resistant assemblies. The molybdenum-enhanced composition provides superior resistance to acetic, sulfurous, and phosphoric acid attack—critical for petrochemical, fertilizer, and chemical processing equipment. Available in convenient 1-meter rod format with 1.2mm diameter, this product meets AWS, BS EN ISO, JIS, and GB classification standards, ensuring compatibility with your customers' rigorous industrial specifications. For related stainless steel welding solutions, consider complementary ER308LSi TIG filler rods for lower-carbon applications or explore additional molybdenum-enhanced TIG rods for specialized corrosive environments.

Key Features

• All-Position Welding Capability: Smooth, consistent arc with minimal spatter and excellent bead aesthetics
• Molybdenum-Enhanced Composition: 2.59% Mo content delivers superior corrosion resistance in aggressive chemical environments
• Optimal Diameter for Control: 1.2mm rod provides precision control for detailed welds while maintaining efficient deposition rates
• International Specification Compliance: Meets AWS A5.9, BS EN ISO 14343-B-SS316L, JIS Z3321, and GB 4241/2 standards
• Consistent Chemical Profile: C: 0.023% / Mn: 1.90% / Si: 0.42% / Cr: 19.12% / Ni: 12.59% / Mo: 2.59%
• Professional Packaging: 1-meter rods bundled in protective blue sleeve to prevent oxidation and contamination

Why Distributors Choose This Product

Margin-Friendly Volume Sales: The 5kg spool format is ideal for inventory management—customers purchase complete units without waste, reducing your handling costs and accelerating turnover.

Specification Versatility: With certifications across four major welding standards (AWS, ISO, JIS, GB), this rod addresses global procurement requirements. Your customers can confidently specify ER316L across international projects without SKU multiplication.

High-Demand Market Segment: Petrochemical, pharmaceutical, and food-processing equipment manufacturers rely on 316L stainless for tanks, piping, and vessels. This positions your shop as a trusted supply partner for these high-value, recurring orders.

Competitive Advantage Against Commodity Rods: The low carbon content (0.023%) and strict alloy balance minimize sensitization and intergranular corrosion—reducing weld rejection rates and customer callbacks.

Technical Specifications

Specification	Value
Rod Diameter	1.2mm
Rod Length	1 meter (per unit)
Spool Weight	5kg
Spool Dimensions (L × W)	135mm × 25mm
AWS Classification	A5.9 ER316L
BS EN ISO Classification	14343-B-SS316L
JIS Classification	Z3321 Y316L
GB Classification	4241/2 H03Cr19Ni12Mo2Si
Carbon Content	0.023% max
Manganese	1.90%
Silicon	0.42%
Chromium	19.12%
Nickel	12.59%
Molybdenum	2.59%
Phosphorus	0.009% max
Sulfur	0.008% max
Welding Position	All positions

Primary Applications

• Petrochemical Equipment: Welding of 022Cr17Ni12Mo2 (SUS 316L) pressure vessels, reactors, and heat exchangers
• Fertilizer Industry: High-reliability welds on chemical processing tanks and piping systems
• Corrosive Acid Environments: Superior performance in acetic acid, sulfurous acid, and phosphoric acid service
• Pharmaceutical & Food Processing: FDA-compatible stainless assemblies requiring low-carbon, low-impurity filler materials
• Marine & Offshore: Salt-spray and chloride-resistant welds for subsea and coastal equipment

Bottom Line

ER316L at 1.2mm diameter is your entry point to the high-margin stainless TIG market. The combination of proven international certifications, minimal spatter, excellent aesthetics, and proven corrosion resistance makes this a repeat-order staple for professional shops. Stock confidently—your customers will come back for more.