Large-Diameter Welded Steel Pipe Specifications

1. Line Pipes
	API 5L	Line Pipe (Grade B X42, X46, X52, X56, X60, X65, X70, X80)
	BS 3602	Steel Pipe and Tubes for Pressure Proposes Carbon Steel: High Duties.
	DIN 17172	Stahlrohre fur Fernleitungen fur brennbare Flussingkeiten und Gase( Pipe for cross country pipelines for flammable liquid and gas)
	ISO 3183	Petroleum and Natural Gas Industries – Steel Pipe for Pipelines-
	DNV OS-F101	Submarine Pipeline Systems (Applicable Design Code)

2. Pipe for General Uses
	ASTM A134	Electric Fusion-(Arc) Welded Steel Plate Pipe
	ASTM A139	Electric Fusion-(Arc) Welded Steel Pipe
	ASTM A155	Electric Fusion Welded Steel Pipe for High Temperature Service
	ASTM A671	Electric Fusion Welded Steel Pipe for Atmospheric and Lower Temperature
	ASTM A672	Electric Fusion Welded Steel Pipe for High-Pressure Service and Moderate Temperatures
	BS 3601	Steel Pipe and Tubes for Pressure Proposes Carbon Steel:Ordinary Duties
	DIN 1626	Geschweisste Stahlrohre; Technische Liefebedingungen; (Fusion Welded Steel Pipe;Technical Specification)
	JIS G3457	Electric Arc-Welded Steel Pipe

3. Structural Pipe
	ASTM A252	Welded Pipe Pile
	JIS G3444	Carbon Steel Pipe for General Structural Purposes
	JIS A5525	Steel Pipe Pile
	API 2B	Fabricated Structural Steel Pipe