HFW Steel Pipe

DELLOK HFW steel pipes for OCTG coupling tubes meet API 5CT/ISO 11960 standards. Available in grades J55 to Q125, sizes 114.3-508mm OD. Features high durability, sour service options, and custom connections. Certified by ABS, BV, LR, DNV.

Dellok supplies high-quality API 5CT carbon seamless steel pipes for oil and gas wells. Available in grades J55 to Q125 with OD 60-508mm. Certified by ABS, BV, LR, DNV, GL, KR. Custom sizes and connections offered. Durable and reliable for sour service.

DELLOK HFW steel casing pipe meets API 5CT and ISO 11960 standards, offering high strength and toughness for oil and gas wells. Available in grades J55 to Q125, sizes 114.3mm to 508mm. Features anti-H2S service, premium connections, and ABS/BV/DNV approval. Competitive pricing and prompt delivery.

DELLOK high frequency welded spiral finned tubes offer superior heat dissipation and durability. With 12 million meters annual capacity and ISO standards, these seamless steel tubes ensure efficient heat transfer for industrial applications. Custom sizes available.

DELLOK high frequency welded finned pipe ensures efficient heat dissipation for industrial equipment and greenhouses. With 12 million meters annual capacity and 20,000 tons aluminum processing, it offers durability and custom options. ISO certified, reliable for demanding applications.

DELLOK spiral fin tubes feature high-frequency welding for superior durability and heat transfer efficiency. With 12 million meters annual capacity and ISO standards, ideal for boiler economizers. Custom sizes available for global B2B clients.

DELLOK laser welded fin tubes offer superior corrosion resistance and optimal heat transfer. With 12 million meters annual capacity, they reduce downtime and investment costs. Ideal for power, chemical, and HVAC industries. Customizable materials and sizes available.

High-precision laser welded fin tube with metallurgical bonding over 600MPa. Features 0.05mm accuracy, 2.5mm fin pitch, and 50% more heat dissipation. Ideal for industrial heat exchangers. Customizable, one-year warranty, and competitive lead times.

DELLOK TP316Ti U Type laser welded finned tube coil offers 99-100% full weld, high heat transfer, and strong corrosion resistance. Ideal for heat exchangers, it saves space and energy. Customizable, with one-year warranty.

DELLOK laser welded fin tubes offer 99-100% fully welded joints for superior heat transfer and corrosion resistance. With 12 million meters annual capacity, these coils save costs and space. Customizable for straight or bent heat exchangers. ISO quality assured.

High-efficiency spiral serrated fin tube for industrial heat exchangers. Made from ASTM A106 carbon steel with max 18m tube length and 16mm fin height. Durable, customizable, and backed by 1-year warranty. Ideal for heater parts and OEM applications.

DELLOK high efficiency welded spiral serrated finned tubes, with max tube length 18m and fin height 16mm. Made from aluminum, copper, or steel. Ideal for heater parts. Backed by 1-year warranty, OEM support, and rigorous quality control. Custom options available.

High-efficiency welded helical finned tube for heat exchangers. Features durable aluminum, copper, or steel construction with max 18m tube length and 16mm fin height. Backed by ISO quality systems, 1-year warranty, and custom OEM options. Ideal for industrial heater applications.

DELLOK API 5L GR B HFW steel pipe, 1/2-24 inch, high frequency welded for durability. Daily capacity up to 7,000 meters. CE certified, customizable with black painting, 3PE, or FBE coating. Ideal for oil, gas, and construction.

High frequency welded carbon steel pipe in grades Gr.B to X70. Withstands up to 400°C. Available in plain, beveled, or threaded ends. Customizable sizes and coatings. CE certified. Ideal for oil, gas, and construction.

DELLOK API 5L Grade B HFW welded steel pipes with bends, CE certified. High frequency welded, operating up to 400°C. Custom sizes from 1/2 to 24 inch, daily capacity 7,000 meters. Ideal for oil, gas, and construction.

DELLOK YONGHUI HFW steel pipe offers 25J impact strength, threaded ends, and sizes from 1/2 to 24 inches. Made of API 5L GR B steel, it ensures durability for high-temperature applications. CE certified, customizable, and available with FOB/CIF terms.

High frequency welded steel pipe with black painting surface, 25J impact strength, and operating temperature up to 400°C. Available in sizes 1/2-24 inch, seamless or welded, with plain, beveled, or threaded ends. CE certified, customizable, and ideal for oil, gas, and construction industries.

High-frequency welded elliptical steel pipe with 25J impact strength and 400°C temperature resistance. Available in grades Gr.B-X70, sizes 1/2-24 inch, with plain ends. CE certified, customizable, and competitively priced for industrial applications.

DELLOK HFW steel pipe, 1/2 to 24 inch, operates up to 400°C. CE certified, customizable angles (30-180°), and impact strength 25J. Ideal for oil, gas, and chemical industries. FOB, CFR, CIF available.