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ASTM A213 T9 T11 T22 T91 T92 Seamless Boiler Tube Heat Exchanger Tubes Alloy Steel

ASTM A213 T9 T11 T22 T91 T92 Seamless Boiler Tube Heat Exchanger Tubes Alloy Steel

ASTM A213 T11 T12 T22 Seamless Alloy Steel Boiler , Superheater and Heat Exchanger Tubes Application：High pressure, low & medium pressure boiler steel pipestubes are suitable for making super-heaters, re-heaters, water wall, and economizer in large-scale power plant.
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ASTM A213 T11 T12 T22 Seamless Alloy Steel Boiler , Superheater and Heat Exchanger Tubes

Size Range: OD: 6-127mm, WT: 1-12.7mm, Length: 5.8m/6m, maximal 11.8m

HS code: 7304319000

Application：High pressure, low & medium pressure boiler steel pipestubes are suitable for making

super-heaters, re-heaters, water wall, and economizer in large-scale power plant.

Chemical Component:

Grade C Mn P≤ S≤ Si Cr Mo V≥
T11 0.05-0.15 0.30-0.60 0.025 0.025 0.50-1.00 0.50-1.00 1.00-1.50  
T12 0.05-0.15 0.30-0.61 0.025 0.025 ≤0.50 0.80-1.25 0.44-0.65  
T13 0.05-0.15 0.30-0.60 0.025 0.025 ≤0.50 1.90-2.60 0.87-1.13  
T2 0.10-0.20 0.30-0.61 0.025 0.025 0.10-0.30 0.50-0.81 0.44-0.65  
T5 ≤0.15 0.30-0.60 0.025 0.025 ≤0.50 4.00-6.00 0.45-0.65  
T5b ≤0.15 0.30-0.60 0.025 0.025 1.00-2.00 4.00-6.00 0.45-0.65  
T5c ≤0.12 0.30-0.60 0.025 0.025 ≤0.50 4.00-6.00 0.45-0.65  
T9 ≤0.15 0.30-0.60 0.025 0.025 0.25-1.00 8.00-10.00 0.9-1.0  
T22 0.05-0.15 0.30-0.60 0.025 0.025 ≤0.50 1.90-2.60 0.87-1.13  
T91 0.08-0.12 0.30-0.60 0.020 0.010 ≤0.50 8-9.50 0.85-1.05 0.18-0.25
T92 0.07-0.13 0.30-0.60 0.020 0.010 ≤0.50 8-9.50 0.3-0.60 0.15-0.25
T21 0.05-0.15 0.30-0.60 0.025 0.025 ≤0.50 2.65-3.35 0.80-1.06  

 

Mechanical Property:

Steel grade Tensile(MPa) Yield(MPa) Elongate(%) Hardenss
20MnG ≥415 ≥240 ≥22  
25MnG ≥485 ≥275 ≥20  
15CrMoG 440～640 ≥235 ≥21  
12Cr2MoG 450～600 ≥280 ≥20  
12Cr1MoVG 470～640 ≥255 ≥21  
12Cr2MoWVTiB 540～735 ≥345 ≥18  
10Cr9Mo1VNb ≥585 ≥415 ≥20  
SA210A-1 ≥415 ≥255 ≥30 ≤143HB
SA210C ≥485 ≥275 ≥30 ≤179HB
SA213 T11 ≥415 ≥205 ≥30 ≤163HB
SA213 T12 ≥415 ≥220 ≥30 ≤163HB
SA213 T22 ≥415 ≥205 ≥30 ≤163HB
SA213 T23 ≥510 ≥400 ≥20 ≤220HB
SA213 T91 ≥585 ≥415 ≥20 ≤250HB
SA213 T92 ≥620 ≥440 ≥20 ≤250HB
ST45.8/Ⅲ 410～530 ≥255 ≥21 /
15Mo3 450～600 ≥270 ≥22  
13CrMo44 440～590 ≥290 ≥22  
10CrMo910 480～630 ≥280 ≥20  
 
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