
LNG
SeAH Steel contributes to a stable energy supply through various products that connect the supply chain of energy resources. We have secured production technologies with excellent low-temperature toughness, corrosion resistance, and strength in response to increasingly harsh environments.

Stainless steel pipe
Welding method : EFW (PAW,SAW,GTAW)
Forming method : Roll Forming, Press Bending, Roll Bending
Production specification : ASTM A312, A358, A790, ASTM A409, A928, A409
Production steel grade : 300 series, DUPLEX
Product uses : LNG liquefaction plants, LNG gasification plants, LNG import/export terminals, etc.

Spiral steel pipe pile
Welding method : SAW
Forming method : Spiral Forming
Production specification : ASTM A252
Production steel grade : Gr.3 or 52ksi grade
Product uses : LNG export-import terminal