Alloy Steel Seamless Pipes

P235TR2 (1.0255) carbon steel 90° seamless elbow. Compliant with ASME B16.25, EN 10216-1, and EN 10253-2 standards. Certified with API5L, ISO 9001:2008, SGS. Available in sizes 1/4" to 24", various wall thicknesses, and surface treatments including black paint. Offers chemical analysis, mechanical testing, and custom marking.

Hot rolled, cold drawn seamless alloy steel pipe for pressure vessels, boilers, and structural applications. Available in 10-300mm OD with customized surface treatments. Features multiple alloy grades including 16Mo3, 13CrMo4-5, 25CrMo4 for superior durability and performance.

OCTG oil casing and tubing pipes in grades K55, J55, L80, N80, C90, C95, P110, T95. Available in sizes 2 3/8"-4 1/2" with copper coated surface. Manufactured to API 5CT and API 5D standards for oil industry applications.

High Pressure Seamless Casing Pipe with copper coated surface. Available in grades K55, J55, L80-1, N80, C90, C95, P110, T95. Sizes: 2 3/8"-4 1/2"*0.167"-0.630". Meets API 5CT and API 5D standards for oil industry applications.

G105 4 1/2 inch API 5CT oil casing and tubing with STC/BTC/LTC threads. Available in grades E75, X95, G105 with copper coated surface. Seamless alloy construction for oil, natural gas, and industrial applications. Certified by BV/SGS/ISO with multiple length options.

34CrNiMo6 alloy steel seamless pipes for quenching and tempering per DIN EN 10083. High-strength (1000-1300 N/mm²) heat-treatable steel for automotive components. Certified equivalents: 1.6582, SAE 4337/4340, 817M40, 34CrNiMo8.

OCTG oil casing & tubing in grades K55, J55, L80, N80, C90, C95, P110, T95. API 5CT/5D certified. Sizes 2 3/8"-4 1/2", copper coated surface. For oil/gas pipelines in longitudinally/spirally welded types. Combines with isolation coatings.

S275J2H (1.0138) alloy steel seamless pipes offer high tensile strength (410-560 MPa) and yield strength (275 MPa), with excellent impact resistance at -20°C. Certified to EN 10210-1 and EN 10219-1 standards for structural applications.

X20CRMOV11-1 boiler steel (1.4922) for high-temperature pressure applications. Certified to EN10216-2, EN10088-1 standards. Features tensile strength 690-840MPa, yield point >490MPa. Available hot/cold rolled, ERW welded with custom surface treatments.

X2CrNiMoS18-5-3 seamless alloy steel pipe per EN 10216-5 (1.4424). Austenitic-ferritic stainless steel with excellent corrosion resistance, high tensile strength (680-900 MPa), and superior mechanical properties. Complies with multiple European standards for pressure and mechanical engineering applications.

L80 13Cr API 5CT Casing & Tubing: Seamless steel oil well casing pipe with copper coating. API grades from H40 to Q125, sizes 1.660″-30″, multiple thread connections (STC, LTC, BTC, XL). Certified to API 5CT latest edition, available with couplings and premium gas-tight connections.

API 5CT/ISO11960 certified steel casing pipes in grades J55, K55, L80 with copper coated surface. Available in various sizes (OD 57.20mm-139.70mm) and thread types for petroleum casting, oil pipes, and drilling applications. Seamless construction with multiple length ranges and PSL compliance.

1.1101 P215NL/P255QL boiler and heat-exchanger tubes are low-alloy pressure vessel steels offering excellent toughness at lower temperatures. Key features include controlled chemical composition for durability and compliance with European standards EN 10028/EN 10222, making them ideal for boilers, pressure vessels, and similar demanding applications.

EN 10210-1:2006 S355JOH (1.0547) alloy seamless steel pipes offer high tensile strength (450-680 MPa), yield strength up to 355 MPa, and excellent impact resistance. Certified for structural applications with strict chemical composition control.

EN 10216-2 alloy seamless steel pipes, grade P235GH (1.0345), offer high durability and specified elevated temperature properties. Available in custom sizes, thicknesses, and surface treatments with global export experience.

JIS G3429 STH11/12, STH21/22, STH31 seamless steel tubes for high pressure gas cylinders. STH11/12 are low-carbon boiler steels, STH21/22 are Cr-Mo alloys for elevated temperatures, and STH31 offers higher Cr-Mo content for demanding conditions with superior creep strength and oxidation resistance.

EN 10210-1: 2006 S275JOH seamless steel pipes (1.0149) offer high tensile strength (410-560 MPa), yield strength up to 275 MPa, and excellent impact resistance (27J at 0°C). Certified for structural applications with strict chemical composition control.

API 5CT J55 oil casing seamless pipe in sizes 2-3/8"-4-1/2". Available in grades K55, J55, L80, N80, C90, C95, P110, T95 with copper coated surface. Suitable for oil pipe applications with API 5CT and API 5D certification.

KN 45 11081:1997 seamless casing pipes for deep drilling. Available in API J55, K55, L80 grades, copper coated surface. Compliant with API 5CT, ISO 9001:2008. Custom sizes, lengths, and PSL levels available.

L80 Grade Casing and Tubing 10 3/4 Inch 45.5PPF seamless casing pipe with copper coated surface. API 5CT certified with superior quality, high strength design, and competitive pricing. Available in various grades including J55, K55, L80.