SG255 steel plate/sheet for gas cylinders and gas vessels is one of mainly steel for gas cylinders and gas vessels under standard JIS G3116 , SG255 steel with the tensile strength of 4 00MPa and the yield strength of 255MPa.
In the bellow table ,you could see the Chemical composition of SG255 steel plate/sheet for gas cylinders and gas vessels.
Chemical Composition of SG255 steel plate/sheet for gas cylinders and gas vessels
Grade |
Chemical composition |
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SG255 |
C max |
Si max |
Mn max |
P max |
S max |
0.20 |
- |
0.30 |
0.040 |
0.040 |
Mechanical Properties of Chemical Composition of SG255 steel plate/sheet for gas cylinders and gas vessels.
Symbol |
Yield point or pro-of stress N/mm2 (min) |
Tensile strength -N/mm2 min |
Elongation % min |
Tensile test -piece |
Bendability |
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Bending -Angle |
Inside radius |
Test piece |
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SG255 |
255 |
400 |
26 |
NO.5 in rolling-direction |
180° |
Thickness x 1.0 Thickness x 1.5 |
No.3 in rolling-direction |
Additional technology and processing are available if you need. BBN steel have been in steel for many years and have own factory .we also supply x42 and so on which is equal to SG255 steel plate
Delivery condition of SG255 steel plate/sheet for gas cylinders and gas vessels:
AR(As Hot Rolled), N(Normalized), T(Tempered), Q(Quenched), TMCP, Q+T(Quenched and Tempered), UT(Ultrasonic Test: ASTM A435, ASTM A578-C/B/A, EN10160-S0E1, S1E2, S2E3, S3E4), Impact Test, PWHT(Post Weld Heat Treatment), HIC, Z Test(Z15, Z25, Z35)
Please contact BBNsteel if you want to know more information for Chemical Composition of SG255 steel plate/sheet for gas cylinders and gas vessels.