Caliper Overseas is a reliable 307Si Stainless Steel Sub Arc Wire manufacturer and supplier in India, providing excellent welding solutions for numerous industrial purposes. 307Si Sub Arc Wire is a specially designed stainless steel wire for submerged arc welding applications. It has a well-balanced composition with important elements such as Chromium, Nickel, Manganese, Silicon and Molybdenum that improve its welding performance and resistance to corrosion.
Known for its superior mechanical strength, the wire provides tensile strength of 600 MPa and elongation of 37% which ensures durability and flexibility. With a standard hardness of approximately 200 HB, it works well under harsh conditions. The wire provides a smooth arc, less spatter and uniform weld quality—making it perfect for welding dissimilar metals and for heavy-duty fabrication applications.
Reach out to us for high-performance 307Si Stainless Steel Sub Arc Wire to suit your application requirements.
Table Of Content
About 307Si Stainless Steel Sub Arc Wires
307Si 18-8Mn Stainless Steel Sub Arc Wire Specification
Equivalent Grades Of 307Si Stainless Steel Sub Arc Wire
Stock Availability of SS 307Si Sub ARC Wire
Chemical Composition of SS 307Si 18-8Mn Sub Arc Wires
Mechanical Properties of SS 307Si Sub Arc Wire
Stainless Steel 307Si 18-8Mn Sub Arc Wires Ready Stock
307Si Stainless Steel Sub Arc Wires Applications and Uses
Supply & Export Destinations of 307Si Stainless Steel Sub Arc Wire

| Classification | AWS A5.9-A5.9M |
|---|---|
| Sub Arc Wire Size | 1.60 mm – 5.00 mm |
| Packing | 25 kgs. or 60 lbs. layer wound coils with core or H 400 plastic spools or K 415 metal wire baskets |
| Type | Submerged ARC Welding Wire/Flux, Submerged Arc (Saw) Wires |
| Material / Grade | Stainless Steel / 307Si |
| Diameters | 2.0mm-4.0mm |
| Wire Finish | Bright & Matt Finish |
| Thickness | 1.6 mm to 6 mm (1/16 in. to 1/4 in |
| Application & uses |
Hardware tools Metallurgy Machinery Construction Shipbuilding Petroleum Chemical plant Power sector Gas Industry |
| STANDARD | AWS | DIN | Class |
| SS 307Si | A 5.9: ~ER 307 | 1.4370 | 307Si |
| C | Cr | Ni | Mn | Si | CU |
|---|---|---|---|---|---|
| 0.09 | 18 | 8 | 6 | 0.9 | 0.75 |
| Yield Strength | Tensile Strength | Elongation |
|---|---|---|
| 360 | 600 | 40% |
Stainless Steel Sub Arc Wires in General Fabrication
Stainless Steel Sub Arc Wires in Automotive Welding
Stainless Steel Sub Arc Wire in Robotic Welding
Stainless Steel Sub Arc Wire in Tack Welding
Stainless Steel Sub Arc Wire in Railroads
SS Sub Arc Wire in Construction And Infrastructure
Your #1 Source for 307Si Stainless Steel Sub Arc Wire
Stainless Steel 307Si Sub ARC Wire Stock Availability
Stainless Steel 307Si Submerged Arc Welding Wire
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Stainless Steel 307Si Submerged Arc Welding Fluxes
Fluxes and Wires (SAW) For Stainless Steel, Submerged Arc Welding Flux Suppliers, AWS Class 307Si 18-8Mn SAW & Flux Welding Wire, Submerged Arc Welding Consumables, AWS Class 307Si SAW & Flux Stockist.