Harris
Harris ER312 Stainless Steel TIG Welding Rod - 10 lb
- Availability:
- Usually in Stock – Ships Quickly
- Weight:
- 0.00 LBS
Description
Harris ER312 Stainless Steel TIG Welding Rod
Harris ER312 stainless steel TIG welding rod is a high-strength GTAW filler metal for stainless steel fabrication, maintenance, repair and selected dissimilar-metal welding applications. ER312 is commonly selected where high weld-metal strength and compatibility with difficult or dissimilar base-metal combinations are required.
Select the required rod diameter from the product options above. Available variations are supplied as 36" straight TIG rods in nominal 10 lb boxes. The selected variation determines the Harris item number, selling price, weight and cost.
Product Highlights
- ER312 stainless steel TIG welding rod
- Designed for GTAW / TIG welding
- High-strength stainless steel filler metal
- Suitable for similar-composition stainless steels
- Useful for selected steel-to-stainless and dissimilar-metal joints
- 36" straight TIG rods
- Available in .045", 1/16", 3/32" and 1/8" diameters
- Nominal 10 lb boxes
- 106,000 psi tensile strength in the as-welded condition
- 75,000 psi yield strength in the as-welded condition
- 25% elongation
- Suitable for all welding positions
- Conforms to ANSI/AWS A5.9 and ASME SFA 5.9 Class ER312
Technical Specifications
| AWS Classification | ER312 |
|---|---|
| Product Type | 312 Stainless Steel TIG Welding Rod |
| Welding Process | GTAW / TIG Welding |
| Rod Length | 36" |
| Available Diameters | .045", 1/16", 3/32" and 1/8" |
| Package | 10 lb Box |
| Welding Positions | All Positions |
| Classification Standard | ANSI/AWS A5.9 / ASME SFA 5.9 Class ER312 |
| Manufacturer | The Harris Products Group |
As-Welded Mechanical Properties
| Tensile Strength | 106,000 psi |
|---|---|
| Yield Strength | 75,000 psi |
| Elongation | 25% |
| Reduction of Area | 30% |
| Rockwell B Hardness | 93-102 HRB |
| Brinell Hardness | 200-250 HB |
| Charpy V-Notch Impact | 75 ft-lb at Room Temperature |
Available Diameters & Packaging
| Rod Diameter | Rod Length | Package | Harris Item Number |
|---|---|---|---|
| .045" | 36" | 10 lb Box | 0312TH0 |
| 1/16" | 36" | 10 lb Box | 0312T30 |
| 3/32" | 36" | 10 lb Box | 0312T50 |
| 1/8" | 36" | 10 lb Box | 0312T60 |
Common Applications
Stainless Steel Fabrication
- General stainless steel fabrication
- Similar-composition stainless steels
- Cast stainless components
- Industrial equipment
- Fabrication and repair work
Dissimilar Metals & Repair
- Selected steel-to-stainless joints
- Dissimilar-metal welding
- Plant maintenance
- Industrial repair
- Field welding applications
Why Choose ER312 TIG Welding Rod?
High-Strength Stainless Filler Metal
ER312 provides high as-welded strength and is useful for demanding stainless steel fabrication, repair and selected dissimilar-metal welding applications.
Dissimilar-Metal Capability
ER312 may be used for selected combinations of stainless and other steels. Confirm filler-metal compatibility with the materials, welding procedure and engineering requirements before use.
Product Selection Considerations
Rod Diameter
Select the rod diameter appropriate for the base-metal thickness, joint design, amperage range and applicable welding procedure.
Base-Metal Compatibility
Confirm ER312 is appropriate for the materials being joined, particularly for dissimilar-metal joints or applications governed by specific code, specification or engineering requirements.
Product Resources
View manufacturer-published specifications, application guidance and product information for Harris ER312 stainless steel GTAW / TIG welding rod.
View Harris Product InformationNeed Help Selecting Harris ER312 Stainless Steel TIG Rod?
Our welding and industrial supply specialists can help select the appropriate rod diameter and verify ER312 filler-metal compatibility for your application.
Frequently Asked Questions
What is Harris ER312 stainless steel TIG welding rod?
Harris ER312 is a high-strength stainless steel filler rod designed for GTAW / TIG welding applications.
Can ER312 be used for dissimilar-metal welding?
ER312 may be used for selected dissimilar-metal joints. Confirm suitability with the applicable welding procedure and engineering requirements.
What rod diameters are available?
This Harris product is available in .045", 1/16", 3/32" and 1/8" diameters.
How long are the TIG rods?
The rods are supplied in 36" straight lengths.
What package size is available?
The available variations are supplied in nominal 10 lb boxes.
What is the tensile strength of ER312?
Harris lists an as-welded tensile strength of approximately 106,000 psi.
What is the yield strength of ER312?
Harris lists an as-welded yield strength of approximately 75,000 psi.
Can Harris ER312 be welded in all positions?
Yes. Harris identifies this alloy for all welding positions.
How do I choose the correct ER312 variation?
Select the rod diameter required for your welding procedure and application. The selected variation determines the Harris item number, selling price, weight and cost.
Important Ordering Notes
- Select the required rod diameter before adding the product to your cart.
- Available variations are supplied in nominal 10 lb boxes.
- Each variation contains 36" straight TIG welding rods.
- The selected variation determines the Harris item number, selling price, weight and cost.
- Confirm ER312 filler-metal compatibility with the materials being joined before welding.
- Pay particular attention to welding-procedure requirements for dissimilar-metal joints.
- Verify all welding procedure, specification, code and project requirements before use.
- Always follow applicable welding procedures, manufacturer instructions and workplace safety requirements.
California Proposition 65 Warning
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
