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HW446 mud pump

Estimate pricingPrice on request
Rated input power328KW (440HP)
Rated stroke320 Stroke/Minute (320SPM)
Stroke152.4mm (6 in)
Gear ratio4.578:1

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Supplier based in ChinaOn Global Trade Plaza since Oct 2026Similar products from other sellers

Products Description

HW-446 mud pump are 100% replaceable to EWS-446 mud pump of American brand. HW-440/446 Pump can be widely used in all kinds of works in oil field. When the cylinder liner specification is 6¡±-3 1/2¡±, piston structure is recommended and it is suitable for Oil-Well Repair and shallow-well drilling, etc. When the cylinder liner specification is 3 1/4¡±-2¡±, axial piston structure is recommended and it is suitable for high-pressure work. HW446 Mud Pump Technical specification: Rated input power 328KW (440HP) Rated Stroke 320 Stroke/Minute(320SPM) Stroke 152.4mm 6 Gear Ratio 4.578 :1 Max. operation pressure 35Mpa Valve chamber Valve-Over API 4# Max. liner dia. 6 Max. liner mud pressure(160 stroke/minute)16.9Mpa Dia. of suction manifold, 6¡±(150#) Flange Dia. of discharge manifold 3¡±(900#) Flange Dia. pinion shaft 95.25 mm(3.75¡±) Key 22.174x15.9mm Dimension:(No included base): 2479X1219X1103 mm Weight 4463 kg.

Product Categories

Agriculture

Products Specification

Rated input power328KW (440HP)
Rated stroke320 Stroke/Minute (320SPM)
Stroke152.4mm (6 in)
Gear ratio4.578:1
Max. operation pressure35Mpa
Valve chamberValve-Over API 4#
Max. liner dia.6 in
Dia. of suction manifold6 in (150#) Flange
Dia. of discharge manifold3 in (900#) Flange
Dia. pinion shaft95.25 mm (3.75 in)
Key22.174x15.9mm
Dimension (no base included)2479X1219X1103 mm
Weight4463 kg

Supplier information

Basic member

Qingdao Hna Oilfield Machinery Co., Ltd.

China

Business type - Contact Seller

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The HW446 mud pump is described as 100% replaceable with the EWS-446 mud pump of an American brand. It is suited for oilfield work, with cylinder liner specifications of 6 in to 3-1/2 in recommended for oil-well repair and shallow-well drilling, and 3-1/4 in to 2 in for high-pressure work. The pump uses a piston structure for larger liners and an axial piston structure for smaller liners.

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The seller has not added a specification yet; ask for the data sheet or test certificate. Ask Qingdao Hna Oilfield Machinery Co., Ltd. for a firm quote and delivery terms before you order.

About Supplier

Qingdao Hna Oilfield Machinery Co., Ltd. is a B2B supplier based in China, listed on Global Trade Plaza since October 2026. Use Inquire now or Chat with supplier to ask Qingdao Hna Oilfield Machinery Co., Ltd. for prices, specifications and documents for HW446 mud pump.

Supplier Details for HW446 mud pump

Member since - Oct 2026
Business Type - Contact Seller
Deals in Product Type - Agriculture
Country - China

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Qingdao Hna Oilfield Machinery Co., Ltd., a B2B supplier from China, dispatches HW446 mud pump primarily through the port at China. Packaging types (e.g., bulk, custom, eco-friendly) and estimated pricing may vary based on order volume and destination. To get detailed logistics and pricing information, use Get a quote or Chat with supplier, or Sign Up for direct supplier interaction.