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Alloy Tube(JIS G3462)

Alloy Tube

JIS G3462 Seamless Alloy Steel Boiler and Heat-exchanger Tubes

Alloy Tube JIS G3462 Application:
Alloy tube JIS G3462 is widely used for boiler, superheater, shell & tube bundle heat-exchanger, condenser and similar heat transfer equipments.

 

Alloy Tube JIS G3462 Standard: JIS G3462

OD: 12.7-177.8 mm

WT:2.2-15 mm

Length: 25 meters(Max)

Fabricating Process: Seamless & Cold drawn & Cold rolled

Heat Treatment: Annealed & Normalized

Non-destructive Test:  100% Eddy Current Test

Package: Bundle Package or plywood box

 

Alloy Tube JIS G3462 Technical Parameters:

Standead   Grade Chemical  Composition%
C Mn P S Si Cr Mo
JIS G3462 STBA12 0.10-0.20 0.30-0.80 ≤0.035 ≤0.035 0.10-0.50 0.45-0.65
STBA13 0.15-0.25 0.30-0.80 ≤0.035 ≤0.035 0.10-0.50 0.45-0.65
STBA20 0.10-0.20 0.30-0.60 ≤0.035 ≤0.035 0.10-0.50 0.05-0.08 0.45-0.65
STBA22 ≤0.15 0.30-0.60 ≤0.035 ≤0.035 ≤0.50 0.08-1.25 0.45-0.65
STBA23 ≤0.15 0.30-0.60 ≤0.030 ≤0.030 0.50-1.00 1.00-1.50 0.45-0.65
STBA24 ≤0.15 0.30-0.60 ≤0.030 ≤0.030 ≤0.50 1.90-2.60 0.87-1.13
STBA25 ≤0.15 0.30-0.60 ≤0.030 ≤0.030 ≤0.50 4.00-6.00 0.45-0.65
STBA26 ≤0.15 0.30-0.60 ≤0.030 ≤0.030 0.25-1.00 8.00-10.0 0.90-1.10

 

Standead   Grade  Chemical Composition%
Tensile Strength(Mpa) Yield Strength(Mpa) Elongation(%)
JIS G3462 STBA12 ≥382 ≥206 ≥30
STBA13 ≥412 ≥206 ≥30
STBA20 ≥412 ≥206 ≥30
STBA22 ≥412 ≥206 ≥30
STBA23 ≥412 ≥206 ≥30
STBA24 ≥412 ≥206 ≥30
STBA25 ≥412 ≥206 ≥30
STBA26 ≥412 ≥206 ≥30
Category: Alloy tube,Boiler Tubes

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