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Hot rolled products
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Structural steel plate
Steels for general structure and welding structure are produced for application in manufacturing of steel structures, bridges, ships and vehicles.
| Specifications | materials |
|---|---|
| KS | SS330,SS400,SS490, SM400A,B,C, SWS490A,B |
| JIS | SS330,SS400,SS490,SS540, SM400A,B,C, SM490A,B,C, SM490YA,YB, SM520B,C |
| ASTM | A36, A283, A570 |
| BS | BS1449 50/35HR,HS, BS4360 43A,B,C, 50B,C |
| DIN | DIN17100 ST22,33,ST52-3, RST37-2 |
Weather-protected steel
These are used in the manufacturing of containers and special purpose vehicles as well as building structured due to their outstanding corrosion-resistance and weather-resistance through addition of special chemical elements (P, Cu and C, etc.).
| Specifications | materials |
|---|---|
| POSCO | PAWS50 |
| JIS | SPA-H, SMA570W |
Steel plate for automobile structures
It is a steel plate with high strength, drawing and weldability for use in the manufacturing of frame and wheels of automobiles.
| Specifications | materials |
|---|---|
| POSCO | ATOS55,60,80 AUTOBEAM(Impact Beam material in vehicles) STAB(for stabilizer in automobile) |
| JIS | SAPH310,370,400,440, SPFH540,590,590Y |
Special hot-rolled steel
Steels for general structure and welded structure are manufactured for application in manufacturing of steel structures, bridges, ships and vehicles.
| Specifications | materials |
|---|---|
| POSCO | POS1050B, POS1060B, POS20FB,POS45FB |
| KS | SM10C~SM55C |
| JIS | S10C~S55C,SK-3,4,5,SUP6,SUP9,SCM430,SCM435,SNCM220 |
| SAE | SAE1010~1055, SAE1526,1527,1536,1541,SAE950B |
| DIN | DN-50CRV4 |
Steel plate for pipes
It is used for a diverse range of applications including structural steel pipe, general steel pipe, special plumbing steel pipe and carbonized steel pipe for mechanical structures, etc. due to its outstanding weldability and formability.
| Specifications | materials |
|---|---|
| BS | 43A,B,C, 50B,C |
| POSCO | PACOS1,2,POS3S-70 |
| JIS | SPHT1,2,3,4, STB340,410, STK290,400,490,500,540,STKM11A,12B,13A,13B,14B,16A,18A,STKT540,590 |
| ASTM | A178-A,C,D,A53-B |
Steel plate for pressurized gas
It is a steel material used for pressurized gas container with inner volume of less than 500L for filling in of LPG, acetylene and various other gases. It is characterized by outstanding processability and compressive strength.
| Specifications | materials |
|---|---|
| JIS | SG255,295,325,365) |
| ASTM | A455 |
Steel plate oil well pipes
It is a steel material used in extreme locations and deep-sea oilfield, etc. that requires strictest qualities including high tensile strength, cryogenic toughness, high weldability and destruction-resistance, etc.
| Specifications | materials |
|---|---|
| API | J55,K55,N80 |
Steel plate for oil pipeline
Steel material for use in line pipe with outstanding high tensile strength, cryogenic toughness, resistance against hydrogen induced fracture and weldability, etc.
| Specifications | materials |
|---|---|
| API 5L | A,B,X42,46,52,56,60,65,70,80 |
Steel plate for cold rolling
It is a product for cold rolling and is used as the material for various cold rolled products including CR, GI, Color steel plate, etc.
| Specifications | materials |
|---|---|
| POSCO | POSHRD2,POSHRD3 |
| KS | SHP1,2,3 |
| JIS | SPHC,D,E |
| SAE | SAE1006~1055 |
| AISI | AISI1008,1010,1019,1023,1030 |