ESAB OK 76.16 VP Electrode
ESAB OK 76.16 VP is a basic DC low-hydrogen electrode suitable for welding creep-resistant steels, particularly those containing 1.25% Chromium and 0.5% Molybdenum. It offers high tensile strength and excellent toughness at low temperatures, making it suitable for welding in high-temperature applications such as boilers, pressure vessels, and power generation components. **ESAB OK 76.16 VP** is packaged using **VacPac™ technology**, ensuring that the electrodes remain moisture-free, improving weld quality and eliminating the need for re-baking.
Key Features of ESAB OK 76.16 VP
- AWS Classification E8018-B2-H4R: Ensures strong welds for creep-resistant steels, particularly those operating at high temperatures.
- VacPac™ Technology: Keeps electrodes moisture-free, thus reducing the risk of hydrogen-induced cracking and improving weld quality.
- Low Hydrogen Content: Provides diffusible hydrogen content of less than 4 ml/100g, ensuring crack-resistant, high-quality welds.
- High-Temperature Strength: Suitable for stress-relieved conditions, with a tensile strength of up to 640 MPa.
- Excellent Toughness: Delivers impact toughness up to 175 J at -20°C, making it reliable in demanding applications.
Applications
- Creep-Resistant Steels: Ideal for welding components in boilers, pressure vessels, and heat exchangers made from Cr-Mo steels.
- Power Generation: Perfect for high-temperature welding in power plants, ensuring long-lasting and durable welds.
- Pressure Vessels: Provides reliable welds in pressure vessels used in industrial processes at elevated temperatures.
- Refineries: Excellent for welding in chemical plants and refineries where high-temperature corrosion resistance is needed.
Specifications
| Feature | Details |
|---|---|
| AWS Classification | E8018-B2-H4R |
| Alloy Type | Low alloy (1.25% Cr, 0.5% Mo) |
| Diffusible Hydrogen | < 4 ml/100g |
| Yield Strength (Stress Relieved) | 520-560 MPa |
| Tensile Strength (Stress Relieved) | 600-640 MPa |
| Elongation | 25-28% |
| Impact Toughness | 150-175 J (-20°C to -30°C) |
| Typical Composition | 0.06% C, 0.7% Mn, 0.3% Si, 1.3% Cr, 0.5% Mo |
For reliable welding of creep-resistant steels in high-temperature applications, choose ESAB OK 76.16 VP. Its low-hydrogen design and VacPac™ packaging make it ideal for welding boilers, pressure vessels, and other industrial components exposed to extreme heat.
Reference: manufacturer’s page.
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