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ASTM A213 Alloy Steel Tube
WANLEI can supply alloy steel tubes for clients. Alloy steel tubes include ASTM A335 alloy steel tubes and ASTM A213 alloy steel tubes. Please contact with us to purchase alloy steel tubes.
Description
ASTM A213 alloy steel tube
Chemical composition limits for low alloy steel, %
|
Grade |
UNS Designation |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
V |
Nb |
N |
Al |
Ti |
Zr |
|
T2 |
K11547 |
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 |
K41545 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 |
4.00-6.00 |
0.45-0.65 |
|||||||
|
T9 |
K90941 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.25-1.00 |
8.00-10.00 |
0.90-1.10 |
|||||||
|
T11 |
K11597 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
|||||||
|
T12 |
K11562 |
0.05-0.15 |
0.30-0.61 |
0.025 |
0.025 |
0.50 |
0.80-1.25 |
0.44-0.65 |
|||||||
|
T22 |
K21590 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 |
1.90-2.60 |
0.87-1.13 |
|||||||
|
T91 |
K90901 |
0.07-0.14 |
0.30-0.60 |
0.020 |
0.010 |
0.20-0.5 |
0.40 |
8.0-9.5 |
0.85-1.05 |
0.18-0.25 |
0.06-0.10 |
0.030-0.070 |
0.02 |
0.01 |
0.01 |
Tensile and hardness requirements
|
Grade |
UNS Designation |
Tensile strength, min, MPa |
Yield strength, min, MPa |
Elongation in 2in. or 50mm, min, % |
Hardness, max |
|
|
Brinell/Vickers |
Rockwell |
|||||
|
T2 |
K11547 |
415 |
205 |
30 |
163 HBW/170 HV |
85 HRB |
|
T5 |
K41545 |
415 |
205 |
30 |
163 HBW/170 HV |
85 HRB |
|
T9 |
K90941 |
415 |
205 |
30 |
179 HBW/190 HV |
89 HRB |
|
T11 |
K11597 |
415 |
205 |
30 |
163 HBW/170 HV |
85 HRB |
|
T12 |
K11562 |
415 |
220 |
30 |
163 HBW/170 HV |
85 HRB |
|
T22 |
K21590 |
415 |
205 |
30 |
163 HBW/170 HV |
85 HRB |
|
T91 |
K90901 |
585 |
415 |
20 |
250 HBW/265 HV |
25 HRC |
Hydrostatic or Nondestructive electric test of ASTM A213 alloy steel tube
Each alloy steel tube shall be subjected to the nondestructive elective test or the hydrostatic test. The type of test to be used shall be at the option of the manufacturer, unless otherwise specified in the purchase order.
Surface condition of ASTM A213 alloy steel tube
Ferritic alloy cold finished steel tubes shall be free of scale and suitable for inspection. A slight amount of oxidation is not considered scale.
Ferritic alloy hot finished steel tubes shall be free of loose scale and suitable for inspection.
Any special finish requirement shall be subject to agreement between the supplier and the purchaser.
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