Standard: APL 5CT
 Productivity:  200,000 tons/year
 Standards: APL 5CT
 Outside diameter: 101.6 to 508 mm (4-20 inch)
 Thickness: 7.8mm to 25mm (0.307-1 inch)
 Grade: H40 K55 J55 N80-1/Q L80-1 C90 T95 P110 M65 Q125
 Type of end finish: LTC, STC, BTC, plain end
 Packing: Labeled and bundled together with steel strip with color paint on pipe end.
 Application: Casing Steel pipe serves as wall of tubing in oil drilling field.