SG255 Steel Plates for Gas Cylinders
Standard:JISG3116
SG255 Steel Plates equal material :ASTM A414 Gr.E
SG 255 steel plate/sheet is one mainly of Steel for gas cylinders and gas vessels.JISG3116 SG255 steel is grade for gas cylinders in SG255,SG295,SG325, SG265 and SG365,which with the tensile strength of 400MPa and the yield strength of 255MPa.
SG255 Steel Plates chemical composition :（%）
|
Symbol |
Chemical composition |
||||
|
C max |
Si max |
Mn max |
P max |
S max |
|
|
SG255 |
0.20 |
- |
0.30 |
0.040 |
0.040 |
SG255 pressure vessel steel mechanical property :
|
Symbol |
Yield point or proof stress N/mm2 (min) |
Tensile strength N/mm2 min |
Elongation % min
|
Tensile test piece |
Bendability |
||
|
Bending Angle |
Inside radius |
Test piece |
|||||
|
SG255 |
255 |
400 |
26 |
NO.5 in rolling direction |
180° |
Thickness x 1.0 Thickness x 1.5 |
No.3 in rolling direction |
SG255 steel chief application :
SG255 medium temperature pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe, spiral case and other equipment and components.
Shanghai KATALOR is a professional SG255 steel exporter and a steel Stockist in china. We keep more than 1000 tons SG255 steel in stock every month. If you want to get the SG255 steel price, please do not hesitate to contact us. Any need in SG255 Chemical Composition and Mechanical Properties, please feel free to contact us by email or calling to us.
Related products : JISG3116 SG325 , JISG3116 SG295 , JISG3116 SG265 , JISG3116 SG365
