API 16C Choke and Kill Hose Manufacturer

Flexible choke and kill hose for BOP systems, choke manifolds, riser-to-manifold connections and high-pressure kill-fluid service.

Choke & Kill Hose

Choose the hose construction according to installation space, external protection requirements and connection preference. Armored models add stainless steel protection for harsh rig and offshore environments, while unarmored models provide a lighter option for protected routing.

ModelTypeArmorPressure levelID rangeTemperatureStandardEnglish selection note
A831CrimpedArmored5K / 10K / 15K2 in.–4 in. typical-29°C to +121°CAPI Spec 16C, ABSBest for harsh rig/offshore routing needing extra external protection.
A832CrimpedUnarmored5K / 10K / 15K2 in.–4 in. typical-29°C to +121°CAPI Spec 16C, ABSLighter crimped construction for protected routing and standard high-pressure service.
A833Built-inArmored5K / 10K / 15K2 in.–4 in. typicalConfirm by datasheetAPI Spec 16C, ABSBuilt-in armored option for projects preferring integral construction and added protection.
A834Built-inUnarmored5K / 10K / 15K2 in.–4 in. typicalConfirm by datasheetAPI Spec 16C, ABSBuilt-in unarmored option for protected installations and weight-sensitive projects.

API 16C Compliance

AlienFrac choke and kill hoses are designed for high-pressure well-control service and supplied with API 16C / ABS related documentation according to order requirements. For critical projects, request the latest certificate, inspection report and pressure-test record before shipment.

Hose Construction

Typical construction includes a full-flow synthetic rubber inner tube, multi-layer high-tensile spiral steel wire reinforcement, synthetic rubber middle layers, and a high-temperature, flame-resistant outer cover. Armored models add stainless steel external protection for abrasion and impact resistance.

Pressure Range

Available pressure levels include 5,000 psi, 10,000 psi and 15,000 psi. Common sizes include 2 in., 2-1/2 in., 3 in., 3-1/2 in. and 4 in. depending on the model and pressure rating.

Application of Choke and Kill Hose

Choke and kill hose is used as a flexible high-pressure connection in oil and gas well-control systems. It connects key equipment such as BOP systems, choke manifolds, kill manifolds, risers and drilling platforms, helping transfer drilling fluids, kill fluids, oil-gas mixtures and other high-pressure media during drilling and well-control operations.

Choke and Kill Manifolds

In choke and kill manifold systems, choke and kill hose provides a flexible connection for high-pressure flow control. It helps direct drilling fluids, kill fluids and wellbore returns through the manifold system, supporting pressure control, well killing and emergency well-control operations.

BOP Systems

Choke and kill hose is commonly used with blowout preventer systems to connect BOP outlets with choke lines, kill lines or manifold equipment. During well-control operations, the hose helps withstand high pressure, vibration and movement while maintaining a reliable flow path between the BOP and surface control equipment.

Drilling Mud Circulation

During drilling mud circulation, choke and kill hose can transfer drilling mud, oil-based fluids, water-based fluids and other abrasive or high-pressure media. Its flexible structure helps absorb rig movement and system vibration, making it suitable for demanding drilling environments where pressure, mud abrasion and operational safety are critical.

Choke and Kill Hose End Connections

Available connection options can include integral hammer union, flange and other project-specific fittings. Confirm pressure class, size, sour-service requirements and connection standard before ordering.

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Wholesale Choke and Kill Hoses​ Factory

AlienFrac, established in 2008, specializes in manufacturing high-pressure oilfield hoses, including API 16C choke and kill hose.

With advanced production equipment and strict quality control, we produce Alienfrac hoses such as API 7K cement hose, rotary drilling and vibrator hose, and API 16D BOP control hose to support demanding drilling and well control operations worldwide.

Why Choose AlienFrac as Your Choke and Kill Hose​ Manufacturer

  • Advanced Hose Manufacturing
    Alienfrac runs modern production lines equipped with German and American weaving, winding, and spiral equipment. UNIFLEX crimping machines and precision cooling systems support stable manufacturing of high-pressure choke and kill hose for demanding drilling environments.
  • Strong Production Capacity
    Our factory maintains large daily output to support global oilfield projects. We manufacture up to 1,000 meters of large-diameter wire-wrapped drilling hose per day and up to 120,000 meters of hydraulic hose, ensuring reliable supply for drilling contractors and equipment suppliers.
  • Certified Quality Standards
    Alienfrac follows strict manufacturing and inspection procedures across every production stage. Our hoses meet major industry certifications including API, DNV, MED, CCS, and ABS, ensuring reliable performance in drilling, well control, and offshore operations.
  • Experience in Oilfield Applications
    Our engineering team understands the pressure, abrasion, and fluid demands of drilling systems. Alienfrac choke and kill hose supports choke manifolds, BOP systems, and high-pressure mud circulation in onshore and offshore projects.
  • Direct Manufacturer Support
    As a specialized oilfield hose manufacturer, Alienfrac provides technical guidance, stable production schedules, and consistent product quality for long-term supply.
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Certificates

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FAQ of Choke and Kill Hose

What is a Choke and Kill Hose​?

A choke and kill hose is a flexible high-pressure hose used in well-control systems to move drilling mud, kill fluids and oil-gas mixtures between equipment such as BOP systems, choke manifolds and riser connections. It helps maintain fluid flow where rigid pipe cannot absorb rig movement and vibration.

Common working-pressure options include 5,000 psi, 10,000 psi and 15,000 psi. The correct rating depends on well pressure, operating medium, line layout, safety factor and project specification.

AlienFrac product pages specify API Spec 16C and ABS for current choke and kill hose models. For final procurement, request the latest certificate, inspection report and pressure-test record for the exact hose batch.

It is used in choke and kill manifolds, BOP pressure-control systems, offshore drilling rigs, onshore rigs, riser-to-manifold flexible connections, kill-fluid lines and high-pressure drilling mud circulation.

Buyers should compare inner tube material, bore type, reinforcement layers, fire-resistant cover, stainless armor, working temperature, minimum bend radius, test pressure, burst pressure and end connection type.

Choose armored hose when the hose may face abrasion, impact, offshore exposure or harsh external routing. Choose unarmored hose when the route is protected and lower weight or easier handling is more important.

Send working pressure, ID, overall length, end connection, operating medium, temperature, H2S/sour-service requirement, quantity and delivery destination. Photos or drawings of the current installation also help model selection.

No. AlienFrac is not ContiTech, Continental, Coflexip or TechnipFMC. Those are international competitor/benchmark brands. AlienFrac content should use those names only for neutral specification comparison and should not imply official affiliation.

Prices vary with working pressure, hose ID, length, armor, connection type, sour-service requirement, testing documents, order quantity and lead time. A complete RFQ is the fastest way to get an accurate quotation.

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