WELDABILITY OF STEEL - Quiz

1) What is the purpose of copper coating on mild steel filler rod used in gas welding?

Rust proof Water proof Moisture proof Increased filler dia

2) Which metal in welding process is subjected to ?Weld decay? defect?

Brass Copper Mild steel Stainless steel

3) Which filler rod is used for bronze welding of cast iron, malleable iron and copper?

Manganese, Bronze, filler rod Copper, Phosperous, filler rod Copper, Phosperous alloy filler rod Copper, Zinc, Nickel filler rod

4) What does the third digit of AWS codification in EB 5426HJX represent?

Type of current Type of covering Type of tensile strength Type of welding position

5) Which accessory is used to protect the eyes during gas welding?

Helmet Hand screen Colour goggles Grinding goggles