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ASTM A671 CC65 CL 12 EFW Pipes & Tubes – Industrial Boilers, Refineries & Infrastructure
ASTM A671 CC65 CL 12 EFW Carbon Steel Pipes – High-Strength Welded Steel Tubes for Industrial, Structural & Pressure Applications – Custom Sizes & OD/Wall Thickness Available
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API 5L Line Pipe Manufacturer | Seamless Steel Pipe Supplier for Oil & Gas Projects
High-Performance API 5L Steel Pipes (X42–X80) – Engineering Excellence for Southeast Asia and Central America’s Oil & Gas Infrastructure
Royal Steel Group is a leading supplier of API 5L line pipes and seamless oil and gas pipes, offering a complete range of specifications and grades for widespread use in oil, gas, water transportation, and energy-related infrastructure projects. Our API 5L pipes are manufactured to international standards, featuring high strength, long service life, and excellent corrosion resistance, making them suitable for high-pressure oil and gas pipelines worldwide.
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API 5CT J55 K55 N80 L80 C90 P110 Oil Well Casing Pipes – High Strength, High Pressure Resistance, Corrosion Resistance
API 5CT oil well casing and tubing grades—including J55, K55, N80, L80, C90, and P110—offer high strength, high-pressure resistance, and corrosion-resistant special steel options
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API 5L Seamless Steel Line Pipe in Gr B X42 X46 X52 X60 X65 X70 X80 Used in US Oil and Gas Transportation
API 5L Steel Pipes (Gr B/X42-X80) – The Expert Solution for Oil & Gas Pipeline in Central America
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A53 Round Carbon Steel Pipe | Black Steel Tube | Seamless/ERW Pipe Factory | Large Stock & Custom Cut Length
ASTM A53 Grade B Steel Pipe – Engineered, Customized Solutions for the Americas Region
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High-Strength ASTM A36 Steel Accessories & Scaffolding Pipes for Construction Professionals in the Americas
ASTM A36 scaffold pipe is a thick-wall carbon steel tube engineered for superior strength and safety in scaffolding, shoring systems, and temporary structural support across construction and industrial applications in North and South America.
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API 5L Grade B Seamless Steel Pipe SCH80 Carbon Steel Pipe Manufacturer for Oil Gas Pipeline
API 5L Grade B Seamless Steel Pipe is a high-strength carbon steel pipe designed for oil, gas, and industrial pipeline applications. Manufactured according to API 5L standards, it offers excellent pressure resistance, durability, and reliable performance in demanding environments. Available in customized sizes, lengths, and surface treatments, it is widely used for petroleum transportation, natural gas pipelines, water systems, and energy projects.
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API 5CT N80 Oil Casing Pipe for Petroleum Drilling Seamless Oilfield Steel Casing
Common Size:
4.5″ × 0.28″ (~114.3 mm × 7.1 mm)
5″ × 0.33″ (~127 mm × 8.4 mm)
7″ × 0.50″ (~177.8 mm × 12.7 mm)
9 5/8″ × 0.53″ (~244.5 mm × 13.5 mm)
13 3/8″ × 0.62″ (~340 mm × 15.7 mm)
20″ × 1.0″ (~508 mm × 25.4 mm)
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New Arrival Black Cast Iron Tube China Factory High Quality Ductile Cast Iron Pipe
Ductile iron pipes refer to pipes made by high-speed centrifugal casting using a centrifugal ductile iron machine after adding a nodulizing agent to cast molten iron above No. 18. They are referred to as ductile iron pipes, ductile iron pipes and ductile cast pipes. It is mainly used for the transportation of tap water and is an ideal material for tap water pipelines.
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Reliable Ductile Iron Pipeline for Water Supply, Municipal & Infrastructure Projects
Ductile iron pipe serves as a robust piping option for potable‑water delivery, wastewater infrastructure and industrial medium conveyance. Fabricated from spheroidal graphite cast iron via sophisticated casting procedures, the pipe boasts solid mechanical performance, outstanding anti‑corrosion capability and extended operational lifespan.
At Royal Steel Group, our stocked ductile iron pipes cover a full range of bore sizes, pressure ratings and surface‑coating treatments. Custom‑ready specifications help satisfy standards‑compliant demands from global construction and utility‑related projects.
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Factory Supply Superior ISO2531EN545 EN598 C40 C30 C25 K9 DN80 DN100 DN150 DN250 DN300 DN500 DN600 DN700 DN800 Ductile Iron Pipe
Wholesale Ductile Iron Pipes ISO 2531 / EN 545 / EN 598 Ductile Iron Pipes are used for potable water supply, sewage systems, conduit networks, and urban construction. Pressure ratings C25, C30, C40, and K9 with dimensions from DN80 to DN800 are available. Under heavy quality control and inspection, They have lined with cement mortar, zinc coated and protected by bitumen to make sure an effective result under the tough environment all over the world.
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Ductile Iron Pipe Manufacturer in China | ISO 2531 & EN 545 K7 K8 K9 DI Pipe Supplier
Royal Steel Group supplies ISO 2531 and EN545 ductile iron pipes from DN80 to DN2600. Available in K7, K8, K9 and C Class with cement mortar lining and zinc coating for municipal water, sewage and irrigation projects worldwide.
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