Cr12 Seamless Alloy Steel Tubes
ASTM A213 Alloy TubesASTM A213 Standard covers seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes.
ASTM A213 T91 Seamless alloy tubeApplication: Boiler, Superheater and Heat-Exchanger.Production Standard, Grade, Steel No:ASTM A213 T11, T12, T22, T5, T9 P11, P12, P22, P5, P9 T11, T22, T5 T1, T1a, T1b10CrMo5-5, 11CrMo9-10, X11CrMo5+1, TC1, TC2JIS G3462 STBA 12, STBA13, STBA24
Delivery Condition:Normalized and Tempered
Grade
C
Mn
P
S
Si
T2
K11547
0.10–0.20
0.30–0.61
0.025
0.025B
0.10–0.30
T5
K41545
0.15
0.30–0.60
0.025
0.025
0.5
T5b
K51545
0.15
0.30–0.60
0.025
0.025
1.00–2.00
T5c
K41245
0.12
0.30–0.60
0.025
0.025
0.5
T9
K90941
0.15
0.30–0.60
0.025
0.025
0.25–1.00
T11
K11597
0.05–0.15
0.30–0.60
0.025
0.025
0.50–1.00
T12
K11562
0.05–0.15
0.30–0.61
0.025
0.025B
0.5
T17
K12047
0.15–0.25
0.30–0.61
0.025
0.025
0.15–0.35
T21
K31545
0.05–0.15
0.30–0.60
0.025
0.025
0.50–1.00
T22
K21590
0.05–0.15
0.30–0.60
0.025
0.025
0.5
T23
K40712
0.04–0.10
0.10–0.60
0.03
0.01
0.5
T24
K30736
0.05–0.10
0.30–0.70
0.02
0.01
0.15–0.45
T36
K21001
0.10–0.17
0.80–1.20
0.03
0.025
0.25–0.50
T91
K90901
0.07–0.14
0.30–0.60
0.02
0.01
0.20–0.50
T92
K92460
0.07–0.13
0.30–0.60
0.02
0.01
0.5
T122
K91271
0.07–0.14
0.7
0.02
0.01
0.5
T911
K91061
0.09–0.13
0.30–0.60
0.02
0.01
0.10–0.50
Inspections and Tests Performed:Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test, No-destructive Test, Hydrostatic Test.
Surface treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
Inner packing:Caps on two ends of every pipe
Package:bare packing/bundle packing/wooden carton packing.
