1. 2008013469 kim sang in

2. INDEX Seah steel corporation Seah Steel products - ERW steel pipe Forming Steel Pipe Manufacturing Process (ERW) Application

3. SEAH STEEL CORPORATION ☆ Established : In 1960 ☆ Location : Seoul, Pohang, Changwon, Gunsan ☆ Main Product -Carbon Steel Pipe - Stainless Steel Pipe/Ti Tube -Galvanized Steel Sheet, Pre-coated Metal Sheet

4. SEAH STEEL PRODUCTS Steel Pipe stainless steel pipe and ti tube Galvanized Steel Sheet and Pre-Painted Steel Sheet

5. ERW STEEL PIPE -ERW ( Electric Resistance Weled Pipe) Size Range (2”~ 24”) Available in new Prime and Secondary grades a s well as used and surpl us.

6. VACUUM FORMING PROCESS

7. STEEL PIPE MANUFACTURING PROCESS(ERW) Incoming inspection - slitting – uncoiling Accumulator – forming – welding – ultrasonic test

8. HEAT TREATMENT – AIR COOLING – WATER COOLING – SIZING CUTTING OFF – SRM INDUCTION HEATER – SRM ROLL STAND – SRM CUTTING OFF – SRM COOLING Manufacturing Process

9. END FACING – HYDROSTATIC TEST – EDDY CURRENT TEST ULTRASONIC TEST – MILL COATING – VISUAL & DIMENSION INSPECTION – AUTOMATIC PACKING Manufacturing Process

10. APPLICATION(USAGE) Petroleum Industry -Line Pipe -Casing & Tubing -Offshore Platform Heat Transfer -Boiler Tube, Heat -Exchanger & Tube

11. APPLICATION(USAGE) Ordinary Piping -Black & Galvanized Steel Pipes -Corrosion Resistance Pipes -Pressure Service Pipes Structural Pipes -General Structural Pipes -Machine Structural Tubes -Off-Shore Structural Pipes -Square Pipes, Steel Pipe Piles

12. THANK YOU,