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API 7K——Rotary Drilling And Vibrator Hose

application:flexible connection between the upper end of the standpipe and the top drive/swivel and between the pump and the lower end of the standpipe for pumping mud at high

Tube:NR&SBRsythentic rubber/HNBR/UPE

Reinforcement:2-6 layers of high tensile super flexible spiral steel wire or steel cable

Cover:abrasion and weather resistant synthetic rubber

Temperature Range:-20℃~+82℃(-4℉~+179.6℉) -55℃~+150℃(-67℉~+302℉)

Standard:API Spec. 7K FSL 1 FSL 2 | ABS

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Letone Technology always adheres to the core values of "honesty, customer first", mainly produces hydraulic hoses, material conveying hoses, oil drilling hoses, chemical conveying hoses, ultra-high pressure water jet cleaning hoses, fluid connection hoses Technology research and development and manufacturing of components, etc., to contribute to global intelligent manufacturing

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Main company news

Letone Mission: Let Litong help global intelligent manufacturing; Vision: Become the leader of the global fluid technology industry. Values: Integrity-based; Necessary ability to succeed: Users first.

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API 16C Oil Transfer Hose Performance Specifications and Application Instructions

  • 2026-07-13 16:32:37

API16C oil transfer hoses are available in pressure-bearing standards, covering mainstream sizes from 2 inches to 6 inches in diameter, catering to both short-distance, low-flow-rate transport and long-distance, high-flow-rate oil transfer needs.

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SAE100R12 four-layer steel wire spiral high-pressure hose assembly manufacturer

  • 2026-07-13 16:26:38

SAE100R12 four high-strength steel wire spiral hydraulic hose assembly is equipped with bilingual technical documents in Chinese and English. Developed for heavy-duty high-pressure working conditions such as construction machinery and forest & agricultura

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Liquid-cooled transport solutions

  • 2026-07-07 14:00:15

In modern industrial systems, coolant delivery hoses, as core components of fluid conduction systems, are widely used in automobile manufacturing, machinery processing, aerospace, energy and chemical industries.

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Which brands offer 3-inch - 10000psi API 7K high-pressure cement hoses?

  • 2026-07-06 17:36:46

Currently, there are several domestic brands that can provide 3 - inch - 10000psi high - pressure cement hoses meeting the API 7K standard. Letone's high - pressure mud hose is a representative product in this field. The following is a detailed introduct