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**Product Specifications**
Model No.: ER70S-6
Address: Shandong, China
Model: ER70S-6
Origin: China
Spool Type: Plastic / Metal
Raw Material: Qingdao Steel
Sample: Free of Charge
Advantages: Low Smoke, Minimal Spatter, Excellent Weld Appearance
Trademark: Luhan
Shipping Packaging: Plastic or Metal Spools
Specifications: 5kg, 10kg, 15kg, 25kg
HS Code: 72292000
**Product Description**
CO₂ Gas Shielded Welding Wire – ER70S-6
This welding wire is a copper-coated mild steel wire designed for use with 100% COâ‚‚ gas or mixed gas (Argon + COâ‚‚) in semi-automatic and automatic welding processes. It offers excellent weldability, minimal spatter, and high-quality weld seams, making it ideal for a wide range of industrial applications.
**Key Features:**
- Low smoke and minimal spatter for clean and efficient welding
- Strong mechanical properties and good weld appearance
- Suitable for shipbuilding, construction, and pressure vessel welding
- Complies with international standards such as GB/T ER50-6, AWS ER70S-6, and JIS YGW11
**Applications:**
Used for welding shipbuilding steels (A, B, D, E, A36, D36, E36), equivalent mild steels, and 550MPa-grade mild alloy steels. Ideal for container structures, construction machinery, railway systems, and pressure vessels.
**Chemical Composition (wt%)**
| Element | C | Mn | Si | P | S | Cr | Ni | Cu |
|---------|-------|-------|-------|-------|-------|-----|-----|------|
| Range | 0.06–0.15 | 1.40–1.85 | 0.80–1.15 | ≤0.025 | ≤0.035 | - | - | ≤0.50 |
**Mechanical Properties (Deposited Metal):**
| Property | Value |
|------------------------|--------------|
| Yield Strength (σ₀.₂) | ≥ 420 MPa |
| Tensile Strength (σb) | ≥ 500 MPa |
| Elongation (δ₅) | ≥ 22% |
| Impact Toughness (AKV) | ≥ 27 J (-29°C) |
**Welding Parameters:**
| Wire Diameter (mm) | Current Range (A) |
|--------------------|-------------------|
| φ 0.8 | 40–140 |
| φ 1.0 | 50–220 |
| φ 1.2 | 80–350 |
| φ 1.6 | 120–550 |
**Packaging & Shipping:**
- Packing Size: 275×275×105 mm / 300×300×105 mm
- Outer Packing: 1 spool per carton
- Each spool is securely packed in a carton with anti-rust paper inside
- Container Loading: 72/60 boxes per pallet, 22 pallets per 20ft container
**Our Services:**
- 24/7 Online Support
- 1-Year Warranty
- Free Samples Within 3 Days
- OEM & ODM Available
- Trial Orders Accepted
**FAQs:**
Q1: Can I get a free sample for testing?
A: Yes, we can provide free samples upon request.
Q2: Is it possible to add my logo on the packaging?
A: Yes, OEM and ODM services are available.
Q3: What benefits do I get as a distributor?
A: Special discounts and marketing protection.
Q4: Do you have quality inspection procedures?
A: Yes, 100% self-inspection before packing. Quality certifications are provided with each order.
Q5: Can I mix different items in one container?
A: Yes, we allow mixed orders in a single 20ft container.
Q6: Can I visit your factory before placing an order?
A: Absolutely, we welcome all customers to visit our factory.
This product is a reliable choice for professional welding needs, offering consistent performance, durability, and compliance with global standards. Whether you're working on large-scale projects or smaller repairs, ER70S-6 provides the flexibility and quality required for high-standard welding operations.