- : 0086-21-61182423
- : 0086-21-61182425
- : [email protected]
- : Room 301,Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai
- Improper welding of X80 pipeline may cause cracks
- Brief introduction of API X52 pipeline steel
- The difference between PSL1 and PSL2
- Harm of inclusions in X70 pipeline steel
- API 5L pipeline pipe
- X52 steel plate surface quality standards that need to be met
- The basic production process of API 5L X60 pipeline steel
- The key to Q460D steel welding process
- What does the heat treatment of Q690 Steel include?
- Reasons for choosing Q690D steel
ASME SA-204 /SA-204M Grade B,Boiler steel plate SA204 Grade B
SA204 is a kind of Mo-alloy steel material used to fabric high temperature pressure vessels. This kind of steel are widely used in Pressure Vessel,Boiler,Storage Tanks and Heat Exchanger in Oil,Gas Project.
A204 Grade A and SA204 Grade A pressure vessel steel plate,the minimum yield strength is 255 Mpa,tensile strength within 450-585 Mpa,for pressure vessel steel plate A204 Grade B and SA204 Grade B,the minimum yield strength is 275 Mpa,tensile strength within 485-620 Mpa,for boiler steel plate A204 Grade C and SA204 Grade C,yield strength shall be above 295 Mpa,tensile strength from 515 Mpa to 655 Mpa.
Chemical Composition and Mechanical Property:
|
Grade |
Chemical Composition(%) |
||||
|
C |
Mn≥ |
Si |
P |
S |
|
|
SA204 Grade B(SA204GR B) |
0.20 |
0.90 |
0.13-0.45 |
0.035 |
0.035 |
|
Grade |
Mechanical Property |
|
|||
|
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
Impacting Test Temperature(°C) |
|
|
|
SA204 Grade B(SA204GR B) |
485 |
275 |
21 |
-20,40,-60 |
|
Dimension range we can supply:1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm
If you are interested in some items of our steel materials or need consult for the any technical requirements,please contact us freely as follows:
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:[email protected]
Skype: shanghai.katalor
Phone:0086-18317160019
