E6011 vs E71T-GS: 60% composition overlap. Moderate differences, generally not direct substitutes.
E6011 vs E71T-GS
Side-by-side chemical composition and mechanical property comparison.
Overview
E6011
High-cellulose potassium coated SMAW electrode — the AC-capable version of E6010. Deep penetrating, forceful arc with fast-freeze slag. Runs on both AC and DCEP, making it usable with smaller transformer-type welding machines. Tensile strength 60 ksi (414 MPa). Same cellulose coating system as E6010 — do NOT rebake. Used for pipeline root passes (when DCEP machine not available), field erection, maintenance welding and dirty/rusty steel.
E71T-GS
Self-shielded flux cored wire — no external shielding gas required. Single-pass, all-position. Tensile strength 70 ksi (485 MPa). The go-to wire for field welding, outdoor repair, farm equipment, fencing and hobby welding where gas bottles are impractical. Generates its own protective atmosphere from flux decomposition. Higher spatter and fume than gas-shielded FCAW but unbeatable portability. Popular in small MIG welders for DIY and light fabrication.
| E6011 | E71T-GS | |
|---|---|---|
| Material Number | — | — |
| Category | Welding | Welding |
| Standard | AWS A5.1 | AWS A5.20 |
Chemical composition (wt%)
| Element | E6011 | E71T-GS | Overlap |
|---|---|---|---|
| C | ≤ 0.12% | ≤ 0.12% | OK |
| Si | ≤ 0.4% | ≤ 0.9% | OK |
| Mn | ≤ 0.6% | ≤ 1.75% | OK |
| P | ≤ 0.035% | — | — |
Mechanical properties
| Property | E6011 | E71T-GS | Unit |
|---|---|---|---|
| Tensile Strength | ≥ 414 | ≥ 485 | MPa |
| Yield Strength | ≥ 331 | ≥ 400 | MPa |
| Elongation | ≥ 22 | ≥ 20 | % |
Compatibility Assessment
E6011 and E71T-GS have moderate differences (60% overlap). They are generally not direct substitutes. Consider the specific requirements of your application.
Automated assessment based on composition analysis
Frequently Asked Questions
Is E6011 the same as E71T-GS?
E6011 and E71T-GS have a 60% composition overlap. They are generally not directly interchangeable.
Can I replace E6011 with E71T-GS?
Generally not recommended. The compositions differ significantly (60% overlap). These materials have different alloying concepts and are intended for different applications.
What is the difference between E6011 and E71T-GS?
The main differences are in the following elements: overall alloying content. E6011 is a Welding grade, while E71T-GS is a Welding grade.
View full data for each material:
Data provided for reference only. Always verify against the applicable specification for critical applications.
All data is for reference only. Equivalents indicate similarity, not identity. Always verify against the applicable specification for safety-critical applications. materialref.com accepts no liability for decisions based on this data.