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20+ years of focus on API standard casing and tubing export, J55/K55/N80 full range in stock
20+
Years Experience
1,000+
Projects Served
50+
Countries
API/ASTM/EN
Standards
JRSK is located in the famous petrochemical base in Cangzhou, Hebei, China. Since its establishment, the company has developed rapidly and its business has been growing steadily.
Our company mainly deals in manufacturing and processing petroleum pipes, oil casing pipes, oil tubing, short joints, couplings, and other steel pipes. We specialize in providing wholesale oil field pipes to meet the diverse needs of our clients.
With a professional technical team and a commitment to high-quality products, we ensure that our oil field pipes are reliable and efficient. We look forward to your inquiry and the opportunity to serve your needs in the oil and gas industry.
Learn More About UsProvided safe pipeline solutions for more than 1,000 engineering projects worldwide.
Comprehensive range of API, ASTM, EN, and GB standard pipes and fittings for drilling, construction, water supply, and industrial applications.
Protects wellbores, prevents cross-contamination and abnormal pressure in oil & gas wells. Available in J55, K55, N80 grades.
Used to transport oil and gas from reservoir to surface. High strength and corrosion resistance for long-term performance.
Made through hot or cold rolling process. Ideal for high-pressure environments in oil, gas, and industrial applications.
Electric Resistance Welded pipe with consistent weld quality. Cost-effective solution for medium-pressure applications.
Longitudinal Submerged Arc Welded pipe for high-pressure oil & gas transmission. Excellent weld integrity and strength.
Connects casing pipes with high torque resistance. Prevents fatigue fracture due to stress concentration.
Short connector used to adjust length between casing joints. Ensures precise alignment and connection.
Corrosion-resistant solution for aggressive environments. Used in chemical, offshore, and high-temperature applications.
Spiral Submerged Arc Welded pipe ideal for long-distance fluid transmission. High weld toughness and ductility.
Used to change direction in pipeline systems. Available in 45°, 90°, and 180° configurations.
Transmits drilling fluid and rotational force from surface to drill bit. High torsional strength and fatigue resistance.
High-temperature and high-pressure resistant tubes for power plants and industrial boilers.
As a precision seamless and welded pipe integrated manufacturer, we deliver certified, reliable, and globally trusted solutions.
ASTM, API, DIN, GB certified manufacturing ensures compliance with international quality and safety standards for oil & gas, infrastructure, and machinery applications.
Full control from raw material to finished product. Advanced seamless and welding technologies ensure precision, consistency, and performance.
Trusted by clients in over 50 countries. Proven logistics network and export experience ensure timely delivery anywhere in the world.
Our products meet API 5CT (casing & tubing), API 5L (line pipe), ASTM A106/A53 (carbon steel), ASTM A312 (stainless), EN 10217, and GB/T standards.
Yes, we provide customized pipe lengths, thread types (API, buttress, round), and coupling options based on project requirements.
Standard delivery is 15–30 days depending on order size and destination. Stock items ship faster. We provide shipping coordination support.
Yes, we provide Mill Test Certificates (MTC), third-party inspection reports (SGS, BV, etc.), and full traceability documentation.
We export to North America, Middle East, Africa, Southeast Asia, Central Asia, and South America with strong distribution networks.
Our sales and engineering experts are ready to help you design and build your new instruments quickly. Contact us for your exclusive solution.
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