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4 Product Lines: Mixed · Axial · Drainage · Q-Series

مضخات التدفق والري المختلطة

Industrial Irrigation Pumps — Mixed Flow, Axial, Drainage & Agricultural Series 2026

Move 100 to 34,870 GPM at 2 to 64 ft head from a single ISO-certified factory. BBP builds four irrigation pump product lines for municipal flood control, agricultural districts, power station cooling water, and farm-scale water transfer — every unit tested to ISO 9906 Grade 2B and shipped from Beijing with 48-hour RFQ response.
Request a Duty-Point Quote →
ايزو 9001:2015
ISO 9906:2012 Grade 2B
علامة CE
EN 10204 3.1 MTC
GB/T 3216-2016
14-Day Stock on DN150-300
100–34,870 GPM
across all four series
2–64 ft
head range covered
ايزو 9906 الصف 2ب
default; 1B available
48 h
RFQ response time

Why Industrial Irrigation Demands More Than a Sprinkler Pump

Irrigation pumps that move 3,000 GPM or more never come from the consumer aisle. Duty point is too steep, abrasive load is too high, and a single seasonal failure during peak rain or peak draw can cost more than the pump itself.

The scale problem most buyers underestimate:

Cadeo Group’s study presented at the Hydraulic Institute Technical Meeting (October 2022) counted 600,000 irrigation pumps across the United States. Upgrading those systems represents $2.8 billion in potential annual savings, with $1.8 billion of that from pump upgrades and variable-frequency drives alone — a 13% efficiency gap exists between average and best-in-class units in the DOE database.

That gap is exactly where industrial irrigation pumps belong. Consumer sprinkler units in the 1.5–5 HP range cap out around 100 GPM at 50 ft head. Cross 500 GPM and you need a different class of hydraulics: rotodynamic centrifugals with semi-axial impellers, dry-pit motors that survive 24/7 duty, and ISO 9906 acceptance testing that documents what the catalog claims.

BBP Irrigation Pump Series — Four Product Lines at a Glance

Most manufacturers cover one or two duty bands; we cover four because real irrigation projects rarely sit in one envelope. A municipal station might pair a low-lift axial unit with a high-head mixed-flow booster. An agricultural district often runs Q-series end-suction centrifugals on the manifold and a drainage trailer when the canal floods.

Each product card below routes you to the dedicated specification page where motor curves, material options, and complete model tables live. Send your duty point and we return a model match within 24 hours.

مضخة التدفق المختلط

مضخة التدفق المختلط

Specifications

تدفق
100–11,200 L/s
رأس
3–40 m
Models
9 (BBP-150 to BBP-800 MFH)
BEP
75–85%
الأفضل ل
تصريف الفيضانات والري ودوران مياه البحر
Mixed flow pump specs →
Axial Flow (AHW Series)

Axial Flow (AHW Series)

Specifications

تدفق
5,000–68,000 m³/h
رأس
2–15 m
Configs
Submersible, vertical dry-pit, horizontal
كفاءة
78–85%
الأفضل ل
Cooling water, large flood control, aquaculture
Axial flow pump specs →
Drainage Pump (AHW)

Drainage Pump (AHW)

Specifications

تدفق
634–34,870 GPM
رأس
9.5–64 ft
Models
8 (150AHW to 600AHW)
Configs
Fixed baseplate or trailered skid
الأفضل ل
Storm water, construction dewatering, mine pits
Drainage pump specs →
Agricultural Q-Series

Agricultural Q-Series

Specifications

تدفق
3.4–1,200 m³/h
رأس
3.6–132.5 m
قوة
0.55–132 kW
معيار
ISO 2858 end-suction; IE3 motor
الأفضل ل
Drip, sprinkler, pivot, livestock supply, fertilizer
Agriculture pump specs →

Why four lines instead of one universal model?

A radial-impeller centrifugal sized for 30 MGD flood duty would cavitate, run far off its best efficiency point, and shred seals within twelve months. Roughly 76% of US irrigation pumps lift groundwater (USDA Irrigation Water Management Survey) and need vertical-turbine hydraulics, not horizontal end-suction.

Our Q-series farm pump that handles 800 GPM at 80 ft to a center pivot is the wrong tool for a coastal cooling-water duty point. Specific speed (ns) decides which family fits — and that is what the next H2 maps out.

Pump Selection Matrix — Match Your Duty Point to the Right BBP Series

Specific speed (ns) is the single variable that decides whether you need a radial centrifugal, a mixed-flow impeller, or an axial propeller. The Hydraulic Institute’s Data Tool defines it as Ns = n · Q0.5 / H0.75 at the best-efficiency point flow with the maximum-diameter impeller.

Below, ns bands and duty envelopes map to BBP’s four product lines. Read the table with your peak GPM and total dynamic head in hand — the recommended series falls out in one row.

نقطة واجبك
Specific Speed ns (metric)
السلسلة الموصى بها
Configuration Note
50–500 GPM, 50–200 ft head, well or shallow source
10–35
Q-Series (radial centrifugal)
End-suction horizontal; ISO 2858 dimensions
500–3,000 GPM, 30–130 ft head, sprinkler/pivot manifold
20–60
Q-Series (large) or Mixed Flow (small)
Q-series for clean water; mixed flow if high silt
3,000–15,000 GPM, 12–64 ft head, drainage/storm water
50–160
Drainage AHW (fixed or trailered)
Trailered for mobile project; fixed for permanent station
15,000–50,000 m³/h, 3–12 m head, municipal flood
120–200
Axial Flow AHW-V (vertical dry-pit)
Motor above flood level; longer MTBF than submerged
30,000–68,000 m³/h, 5–15 m head, power-plant cooling
180–300
Axial Flow AHW-H (horizontal)
Custom impeller pitch; corrosion upgrade for seawater
5,000–15,000 m³/h, 2–8 m head, sumps & pits
200–400
Axial Flow AHW-S (submersible)
No dry pit needed; double SiC/SiC seal standard
1,000–11,200 L/s, 3–40 m head, irrigation/cooling/seawater
35–160
Mixed Flow (BBP-150 to BBP-800 MFH)
Horizontal, vertical, or submersible column variant

How specific speed translates to pump life

Operating within ±15% of the best-efficiency-point flow is the single most effective lever for lifetime energy cost. Cadeo’s study quantifies the upside: an average ag pump duty cycle (about 70% of municipal) plus the 13% efficiency gap in DOE’s database equals roughly $1,000 per pump per year in recoverable energy cost. Add a variable-frequency drive matched to a stable mixed-flow power curve and the figure climbs another $2,700 per pump per year.

احصل على عرض أسعار فوري

“We have rebuilt enough oversized pumping stations in their seventh year of service to know that specific-speed selection at the design phase saves more money than any post-commissioning retrofit. The radial-impeller pump that runs 25% off BEP for fifteen seasons costs more to operate than two correctly-sized mixed-flow units in parallel.”

— Senior Application Engineer, BBP Beijing

Mixed Flow vs Axial vs Centrifugal vs Turbine vs Submersible — Performance Data

Below, five rotodynamic pump families found across irrigation, drainage, and cooling-water service compare side by side. Numbers are taken from BBP factory test sheets and aligned with Hydraulic Institute classification per ANSI/HI 14.3 (Rotodynamic Pumps for Design and Application).

نوع المضخة Specific Speed ns نطاق التدفق نطاق الرأس Peak BEP η NPSHr at BEP Best-Fit Duty
End-Suction Centrifugal (Q-Series) 10–35 10–3,000 m³/h 5–200 m 72–82% 2–5 m Boost, transfer, pivot manifold
Vertical Turbine (multi-stage) 20–60 50–5,000 m³/h 20–500 m 75–82% 3–7 m Deep wells, lineshaft installations
Mixed Flow (BBP MFH) 35–160 360–40,320 m³/h 3–40 m 75–85% 3–8 m Flood drainage, irrigation, seawater
Axial Flow Propeller (AHW) 160–400 5,000–68,000 m³/h 2–15 m 78–87% 4–10 m Cooling water, low-lift canal transfer
Submersible (close-coupled) يختلف 5–2,000 m³/h 5–200 m 65–78% n/a (submerged) Wells, sumps, sewage with bar screen

Two engineering facts most procurement teams underestimate

Axial-flow pumps draw more power at low or no flow, not less. Throttling an axial unit on the discharge line spikes motor current and shortens bearing life within months. Mixed-flow geometry, by contrast, has a flat power curve with a small hump in the middle — which is why it is the safer choice when duty varies seasonally or reactively, like irrigation that surges through the wet season or flood control that sits idle until rain.

Second fact: a radial centrifugal sized to match a mixed-flow duty point on paper will need a larger impeller, higher NPSHr, and often four stages to develop the head. Capital cost climbs roughly 1.4×, energy cost climbs another 10–15%, and seal change interval drops from five years to less than two. Specific speed is not academic — it decides what your replacement parts budget looks like in year seven.

Field Outcomes — Quantified Results from Flood Control, Irrigation & Power Plant Cooling

Pump selection is judged after commissioning, not at the quotation. Deployment patterns below reflect project class — not single named projects, since BBP confidentiality agreements with utility and power-sector clients prohibit citing site names in public material. Referenceable contacts at similar scale are available under NDA during the pre-award stage.

Three deployment classes that account for most BBP irrigation-pump duty

Urban flood pump station

Urban flood pump station

Scope 30 MGD (~113,500 m³/h) wet-weather peak; routine drainage at 25–40% of peak
BBP Configuration 4 × BBP-600-MFH parallel + one standby; cast-iron wet-end, hard-chrome shaft sleeves
Service Marker 8 mm NPSH margin per ANSI/HI 9.6.1; load-share within 3% across units
Agricultural irrigation district (rice + cotton)

Agricultural irrigation district (rice + cotton)

Scope 2,500 ha cropland; 6–9 m lift from river; seasonal cycle 300–500 starts/yr
BBP Configuration 2 × BBP-500-MFH (one duty, one rotating); packed-gland seal configuration
Service Marker Scheduled spare-impeller swap at year 5; zero unplanned outages reported across two seasons
Thermal power-plant cooling water

Thermal power-plant cooling water

Scope 66,000 m³/h seawater circulation; condenser cooling at coastal plant
BBP Configuration 6 × BBP-800-MFH vertical column; Duplex 2205 impeller and column; chloride-rated shaft sealing
Service Marker 8-year service interval achieved without major overhaul on the lead unit per client report

5-Year Total Cost of Ownership — Right-Sized vs Oversized Irrigation Pump

Industry data quantifies what a wrong-specific-speed selection costs over a five-year horizon. Figures below are taken from the Cadeo Group study presented at the Hydraulic Institute Technical Meeting (October 2022) and DOE EERE’s Pump Life Cycle Costs Guide.
$1,000 per pump per year — high-efficiency vs average pump (Cadeo)
$2,700 per pump per year — VFD addition on irrigation duty (Cadeo)
$7,716 per pump per year — electric vs diesel pump (USDA via Cadeo)
13% efficiency gap in DOE pump database (avg vs best-in-class)
20–40% annual energy reduction with right-sized BBP pump on matched duty
< 2 yr typical payback capturing energy + reduced wear

Certifications & Standards — What Ships With Every BBP Irrigation Pump

Procurement teams in municipal, agricultural, and export markets audit suppliers on two axes — document compliance and supply-chain traceability. Our default document package below ships with every BBP irrigation pump at no extra cost. Witnessed-test grades and additional reports are available on request.

ايزو 9001:2015

نظام إدارة الجودة

ايزو 9906:2012

Hydraulic acceptance Grade 2B

علامة CE

EU Machinery Directive 2006/42/EC

EN 10204 3.1

Material test certificate; 3.2 witnessed available

GB/T 3216-2016

Chinese rotodynamic pump acceptance test

ANSI/HI 14.3

Design and application reference

API 610 / ISO 13709

Optional upgrade for oil-and-gas duty

ISO 21940-11

Impeller balance G6.3 grade

Procurement Guide — Pricing Tiers, Lead Times, MOQ, and After-Sales

Most pump suppliers hide commercial reality behind the quotation form. Below, CFR Tianjin indicative prices from BBP orders shipped within the last twelve months show actual ranges. Exact figures shift with impeller material, motor voltage, certification level, and accessory scope — but the bands give you a budgeting anchor before the quotation arrives.

Capacity Tier
نطاق المحرك
Indicative FOB / CFR Tianjin (USD)
المهلة القياسية
DN 80–150 (Q-Series farm pumps)
0.55–30 kW
$1,800 – $9,500
14 days from stock; 3–4 weeks build
DN 150–300 (Mixed Flow / Drainage entry)
11–132 kW
$8,500 – $34,000
2–3 weeks stock; 6–8 weeks build
DN 400–600 (Mixed Flow / Drainage mid)
110–700 kW
$28,000 – $92,000
8–12 weeks build-to-order
DN 700–800 + Axial AHW-H custom
450–1,600 kW
$78,000 – $210,000
10–14 weeks; 90–120 days for AHW-H

Where BBP lead times beat the industry baseline

Standard B2B sourcing guides report OEM pump lead times averaging 25–40 days even for off-the-shelf configurations. BBP holds DN 150–300 standard sizes in finished goods inventory, which is why the smallest tier ships in 14 days from stock and the next tier in 2–3 weeks — not the 6–8 weeks most factories quote as “standard.” Bulk orders of three or more identical pumps typically attract a 5–8% tier discount; OEM modification (impeller trim, alternative materials, dedicated frame mounting) extends the build window by 2–4 weeks.

Payment terms, warranty, and spare parts

Payment

T/T 30% deposit + 70% against B/L is standard. Irrevocable L/C at sight is accepted; D/P available for long-term distributor accounts.

Trade terms

EXW, FOB, CIF, and DDP supported. CFR/CIF/DDP quoted separately by destination through our dedicated logistics team.

ضمان

12 months from commissioning or 2,000 operating hours (whichever first) on the complete pump assembly.

قطع غيار

common wear components (bearings, seals, impeller wear rings, shaft sleeves) ship within 48 hours from Beijing inventory; large castings ship within 10 days.

Pre-award engineering

Free sump-geometry review against ANSI/HI 9.8 (Pump Intake Design) returned within 5 business days, no purchase obligation.

What drives BBP pricing variation

impeller material (cast iron baseline, stainless 304/316 mid-tier, Duplex 2205 / CF8M for seawater, ALBC3 bronze for chloride duty), motor voltage and pole count, certification grade (ISO 9906 Grade 2B default, Grade 1B paid upgrade), flange standard (ASME B16.5 vs EN 1092-1), and accessory scope (VFD, level control, auto-priming kit, spare-impeller-in-crate). Send the duty point and your fluid description and we return an itemized quotation within two business days.

Frequently Asked Questions — Sizing, Selection, and Procurement

What type of pump is best for industrial irrigation?

Specific speed answers this, not preference. Below 500 GPM at 50–200 ft head, end-suction centrifugals (BBP Q-Series) win.
From 500 to 3,000 GPM with moderate head, mixed-flow geometry takes over. Above 3,000 GPM at low head, axial-flow propeller pumps deliver the highest efficiency. Our selection matrix in the section above maps your duty point to the correct family in one row.

How do I size an irrigation pump for a 5,000+ GPM duty?

You need four numbers: peak flow rate (GPM or m³/h), total dynamic head (sum of static lift, friction loss, and pressure head), NPSHa at the suction (vendor needs this to confirm cavitation margin), and duty cycle (continuous, seasonal, or emergency). Send those four values plus your fluid description to BBP application engineering and we return a model match with curve overlay within 24 hours.

What is the difference between mixed flow and axial flow pumps?

A mixed-flow impeller pushes liquid both radially (outward from the shaft) and axially (along the shaft). An axial-flow propeller moves liquid almost entirely along the shaft.
Mixed flow handles 3–40 m head at high flows; axial flow handles 1–15 m head at very high flows. The crossover point sits around ns = 160 in metric specific speed (about 8,000 in US convention).

Centrifugal vs vertical turbine vs submersible — which is right for irrigation?

Choice of configuration depends on water source and depth. Surface water within 6 m of the pump favors horizontal end-suction centrifugals. Deep wells (well casing depth more than 7 m or seasonal water-table fluctuation) favor vertical turbine or submersible.
Submersibles win where dry-pit access is impractical (sumps, flooded pits) but pay the maintenance cost of motor immersion. Vertical dry-pit AHW setups split the difference: motor stays dry above flood level, hydraulics stay submerged.

What is TDH and why does it determine pump type?

Total dynamic head is the sum of static lift (vertical distance the water travels), pressure head (downstream operating pressure required), friction head (energy lost to pipe and fitting resistance), and velocity head (small, often negligible). Together with flow rate, TDH determines specific speed — and specific speed determines whether a radial, mixed-flow, or axial impeller will operate at peak efficiency for your duty.

How long does an industrial irrigation pump last?

Field service intervals depend on impeller material, fluid abrasiveness, and duty cycle. Stainless SCS13 impellers in clean water typically run 5–8 years before overhaul.
Sediment-laden river water shortens that to 3–5 years. Saltwater service with sacrificial anodes and ALBC3 bronze impellers reaches 4–6 years. The BBP-800-MFH Duplex 2205 case in the field outcomes section above documented 8 years on the lead unit without major overhaul.

What certifications come standard with BBP irrigation pumps?

Every unit ships with ISO 9001:2015 production certification, ISO 9906:2012 Grade 2B hydraulic test report, CE Marking per EU Machinery Directive 2006/42/EC, GB/T 3216-2016 acceptance test, and EN 10204 3.1 material test certificates. Grade 1B testing, EN 10204 3.2 witnessed testing, API 610 / ISO 13709 process-pump compliance, and CCS / ABS marine certification are all available as paid upgrades.

What is the BBP lead time for custom specifications?

DN 150–300 standard sizes in cast iron with standard motors ship from stock in 14 days or build-to-order in 3–4 weeks. Mid-size DN 400–600 ships in 8–12 weeks build-to-order.
Large DN 700–800 and AHW-H horizontal axial custom ships in 10–14 weeks (AHW-H 90–120 days including engineering review). OEM modifications — impeller trim, alternative materials, custom mounting — add 2–4 weeks to the build window. Industry baseline for OEM pump lead times averages 25–40 days, so BBP 14-day stock on the smallest tier is a notable outlier.

Does BBP offer OEM or private-label production?

Yes. We modify impeller diameter and vane geometry to match your duty curve, alternate materials (Duplex 2205, CF8M, Hastelloy options), produce private-label nameplates and documentation in your branding, and adjust flange standards (ASME B16.5, EN 1092-1, JIS B 2220, GB/T 17241). Standard hydraulics with material upgrades have no MOQ; full hydraulic redesign with new pattern tooling typically requires 3+ unit orders. Pre-sales engineering is included up to specification sign-off.

How does CFR Tianjin pricing work for international buyers?

CFR (Cost and Freight) Tianjin means BBP arranges and pays sea freight to the named destination port; the buyer takes responsibility for insurance, import clearance, and inland freight from the port of arrival. CIF adds insurance to the BBP scope; DDP includes everything to the buyer’s door (used most often for distributors with established import licensing).
EXW and FOB are also supported. Quotations specify the trade term explicitly and can be re-quoted in any of the five terms within one business day.