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ASTM A455|A-455|ASTM-A-455 boiler quality material steel
Source:Xin Steel Industry Date:2015/05/13
Steel Grade: ASTM A455,ASME SA455 boiler quality steel plates
Relative steel grades: P265GH,P295GH,P355GH,16Mo3,15Mo3,A204 Grade A,A285 Grade C,SA299 Grade A,SA387,A516 Grade 70,A537 Class 1,SPV355,Q345R.
Main application:Boiler steel plates are used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
Rolling range: Thickness*Width*Length 6-450mm*1500-4200mm*5000-18000mm
Surface Treatment: Coated,Shop primer painting
Test: Low temperature impacting test,Ultrasonic examination,Normalized,Quenched and Tempered,NACE,HIC,SSCC and Third party inspections by end user.
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►Mechnical property for A455 boiler steel:
|
Thickness(mm) |
Yield strength (≥Mpa) |
Tensile strength (Mpa) |
Elongation in ≥,% | |
|
T≤9.5 |
260 |
515-655 |
200mm |
50mm |
|
9.5<T≤15 |
255 |
505-640 |
15 |
22 |
|
15<T |
240 |
485-620 | ||
►Chemical composition for A455 boiler steel (Product Analysis Max%)
|
Main chemical elements composition of A455 | ||||
|
C |
Si |
Mn |
P |
S |
|
0.33 |
0.13 |
0.79-1.30 |
0.035 |
0.035 |