CONSTRUCTION
With our advanced pipe-making, plating, and post-processing facilities and stringent quality control, we supply the highest quality steel pipes to a wide range of construction industries, from building foundations for water, gas, and electrical lines to structural steel pipes for onshore and offshore structures and piles for plants.
Stainless steel pipe
Welding method : EFW (GTAW, PAW, SAW etc.)
Forming method : Roll Forming, Press Bending, Roll Bending
Production specification : KS, JIS, ASTM, ASTM A409, ASTM A312, A358, A409, A790, A928
Production steel grade : 300 series, DUPLEX
Product uses : Semiconductor factories, water and sewage facilities of apartment and commercial facilities, food manufacturing plants, etc.
General Pipe
Welding method : ERW
Forming method : Roll Forming
Production specification : KS D3507, JIS G3452
Production steel grade : SPP, SGP
Product uses : Typical pipe applications including steam, water, oil, gas, and air, with low working pressure.
Pressure Pipe
Welding method : ERW
Forming method : Roll Forming
Production specification : KS D3562, JIS G3454
Production steel grade : SPPS, STPG
Product uses : For pressure pipe at temperatures below 350°C Applied to ERW welded steel pipe
Conduit
Welding method : ERW
Forming method : Roll Forming
Production specification : KS C8401 G16-G104
Production steel grade : Hot-dip galvanized rigid steel conduit
Product uses : Applied to rigid steel conduits used in electrical wiring to protect wires.
Fuel Gas Pipe
Welding method : ERW
Forming method : Roll Forming
Production specification : KS D3631
Production steel grade : SPPG
Product uses : Applied to gas supply pipe, pipe for fuels, such as city gas and liquefied petroleum gas, and general pipe (straight and fittings)
For Structure
Welding method : ERW, SAW
Forming method : Roll Forming, Press Bending
Production specification : KS D3566, JIS G3444, KS D3777, JIS G3474, KS D3632
Production steel grade : SGT, STK, SHT, STKT, SNT
Product uses : For civil engineering, architecture, pylons, and other structures
Steel Pipe Pile
Welding method : ERW, SAW
Forming method : Roll Forming, Spiral Forming
Production specification : KS F4602 ,KS F4605 , ASTM A252
Production steel grade : Y.P min. Standard-specific regulations, such as Class 275 to Class 550
Product uses : Foundations of buildings, bridges, etc., harbor and river structures