Question 1

What is the Kiswel Welding Rod 7018?

Accepted Answer

The Kiswel Welding Rod 7018 is a low hydrogen, iron powder-type electrode designed for welding high tensile strength steels, specifically those with a yield strength of 490 MPa. It is suitable for various applications including ships, bridges, and industrial machinery.

Question 2

What are the dimensions and packaging of the Kiswel Welding Rod 7018?

Accepted Answer

The rods have a diameter of 3.2 mm and are sold in packs of 1 kg. This makes them convenient for various welding projects, allowing users to purchase the amount they need without excess waste. This composition contributes to its strength and weldability.

Question 3

What mechanical properties does the Kiswel Welding Rod 7018 offer?

Accepted Answer

The mechanical properties include a yield strength (Y.S) of 480 MPa and a tensile strength (T.S) of 570 MPa. Additionally, it has an elongation (EI) of 30%, indicating good ductility.

Question 4

What welding positions can the Kiswel Welding Rod 7018 be used in?

Accepted Answer

This welding rod can be used in various positions including flat, horizontal, vertical, and overhead. This versatility makes it suitable for different welding applications and configurations.

Question 5

What is the recommended polarity for using the Kiswel Welding Rod 7018?

Accepted Answer

The Kiswel Welding Rod 7018 can be used with AC or DC polarity, with the positive terminal connected to the electrode holder. This flexibility allows it to be used with different types of welding machines.

Question 6

How does the Kiswel Welding Rod 7018 perform in terms of impact resistance?

Accepted Answer

The rod exhibits good impact resistance, particularly at low temperatures, with an impact value of 70 Joules at -30°C. This makes it suitable for applications where toughness is critical.

Question 7

Are there any specific storage recommendations for the Kiswel Welding Rod 7018?

Accepted Answer

It is recommended to dry the electrodes at temperatures between 300°C to 400°C for 1 to 2 hours prior to use to ensure optimal performance and prevent hydrogen-induced cracking during welding.

Question 8

What is the diameter and length of the Kiswel Welding Rod 7018?

Accepted Answer

The Kiswel Welding Rod 7018 has a diameter of 3.2 mm and a length of 350 mm, making it suitable for various welding applications.

Question 9

What types of materials can be welded using the Kiswel 7018 rod?

Accepted Answer

This welding rod is versatile and can be used on a variety of materials, particularly carbon steel and low-alloy steels, making it ideal for general-purpose welding tasks.

Question 10

What are the tensile and yield strengths of the Kiswel 7018 rod?

Accepted Answer

The Kiswel 7018 rod boasts a tensile strength of 70,000 psi (480 MPa) and a yield strength of 58,000 psi (400 MPa), providing strong welds for medium to heavy-duty applications.

Question 11

Does the Kiswel 7018 require shielding gas during welding?

Accepted Answer

No, the Kiswel 7018 Welding Rod does not require shielding gas, allowing it to be used effectively with both AC and DC welding machines.

Question 12

What welding positions are compatible with the Kiswel 7018 rod?

Accepted Answer

This welding rod can be used in all positions including flat, horizontal, vertical, and overhead, which enhances its usability across different projects.

Question 13

What is the impact resistance of the Kiswel 7018 welds?

Accepted Answer

The Kiswel 7018 rod exhibits good impact resistance, ensuring reliable performance even in harsh conditions, which is critical for structural applications.

Question 14

How does the coating on the Kiswel 7018 rod affect its performance?

Accepted Answer

The exothermic coating on the Kiswel 7018 rod helps maintain a stable arc and ensures smooth penetration during welding, contributing to high-quality welds with minimal spatter.

Question 15

Is the Kiswel 7018 rod easy to handle for both professionals and DIY users?

Accepted Answer

Yes, the Kiswel 7018 Welding Rod is designed for ease of use, making it suitable for both professional welders and DIY enthusiasts alike.

قضيب اللحام (Kiswel) نوع (7018) قياس (3.2mm) يباع (Per Kg)

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