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ROYAL FLUX B62

AWS/ASME: A5.17 F7A5-EM12K

Description

ROYAL FLUX B62 is a fused basic flux engineered for submerged arc welding with EM12K wires. Provides high tensile strength and excellent low-temperature impact toughness. Basicity index ≥ 1.8, offering superior resistance to hot cracking. Suitable for multi-pass welding of thick sections with low hydrogen content. Ensures good slag detachability and smooth weld bead appearance. Designed for pressure vessels, pipelines, offshore structures, bridges, and heavy fabrication.

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Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15

Add specification title

Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15

Add specification title

Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15

Add specification title

Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15

Add specification title

Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15

Add specification title

Element

%

C

0.06 – 0.15

Mn

1.40 – 1.85

Si

0.80 – 1.15

S

≤ 0.035

P

≤ 0.025

Cr

≤0.15

Ni

 

Mo

≤0.15

 

≤0.15