Comparison Table between China's Low Alloy High Strength Structural Steel and Other Countries
Comparison Table between China's Low Alloy High Strength Structural Steel and Other Countries
Low alloy high-strength steel refers to low alloy engineering structural steel that adds a small amount of alloying elements to low carbon steel to achieve a yield strength of over 275MPa in the rolled or normalized state.
Name | China | America |
Japan | Germany | Britain |
France
|
Russia |
International Organization for Standardization
|
GB | AST | JIS | DIN、DINEN | BS、BSEN | NF、NFEN | T 0CT | ISO 630 | |
Steel Grade | Steel Grade | Steel Grade | Steel Grade | Steel Grade | Steel Grade | Steel Grade | ||
Free cutting structural steel | Y12 | 1211/G12110(UNS) | SUM12/SUM21 | 10S20 | S10M15 | 13MF4 | A12 | 10S20 |
Y12Pb | 12L13 | SUM22L | 10SPb20 | 10SPb20 11SMnPb28 | ||||
|
Y20
|
1117/G11170(UNS) | SUM32 | C22 | C22 210M15 |
C22
|
A20 | ||
|
Y40Mn
|
1144/G11440(UNS) | SUM43 | 226M44 |
45MF6.3
|
A40T |
44Mn28
|
||
|
Y45Ca
|
1145 | C45 | C45 |
C45
|
||||
Y1Cr18Ni9 | SUS303 | X8CrNiS18-9 | 303S31 303S21 | 17 | ||||
low-alloy structural steel | Q295A | Gr.42 Gr.A | SPFC490 | E295 | E295 | E295 | 295 | |
Q295B | Gr.42 Gr.A | SPFC490 | S275JR | S275JR | S275JR | 295 | ||
Q345C | Gr. 50 Gr.A Gr. C, Gr.D A808M | SPFC590 | S335J0 | S335J0 | S335J0 | 345 | E355DD | |
Q345E | Type7 Gr.50 | SPFC590 | S355NL S355ML | S355NL S355ML | S355NL S355ML | E355E E355DD | ||
Q420B | Cr60 Gr.E | SEV295 SEV345 | S420NL S420ML | S420NL S420ML | S420NL S420ML | S420C E420CC |
