دليل أسعار الصمامات الكروية الآلية: تكاليف الصمامات الكروية الكهربائية من الفولاذ المقاوم للصدأ والصلب والنحاس الأصفر

Picking a motorized valve is hard; prices vary wildly. Confusing specs, vendors, and options slow projects. Here’s a clear, engineer-ready guide to choose the right ball valve at the right price—fast.

Motorized ball valve price depends on body material (stainless steel, brass, steel, UPVC), size and port, seat/seal, pressure rating, and the electric actuator type and voltage. Typical packaged costs range from low cost UPVC at the bottom to heavy duty stainless steel with proportional electric actuator at the top. See tables below.

Motorized ball valve price guide

We are a smart valve manufacturer serving Building Automation Engineers, Industrial plant teams, Mechanical Contractors, and public-infrastructure bidders. Our electric ball valve portfolio is built for التحكم في السوائل و التحكم في التدفق في التدفئة والتهوية وتكييف الهواء, water treatment, and other صناعي environments—with global delivery and technical support.

What is a motorized ball valve and why does it change “valve price”?

A motorized ball valve combines a صمام الكرة body with an كهربائي drive. When the محرك كهربائي receives قوة, it تدوير الكرة a ربع دورة for tight الإغلاق or modulation. The كرة داخل الصمام has a through-bore aligned (open) or across (closed). That simple motion is the foundation of reliable التحكم في السوائل.

Compared to manual handles or صمامات الملف اللولبي، ال كهربائي package adds functionality: position feedback, indicator options, جهاز التحكم عن بُعد, and precise positioning. Those extra المكونات الداخلية affect valve price by adding materials, electronics, and assembly steps.

“In procurement, the actuator often costs as much as the valve body. Getting both right is where total savings happen.”

Which materials change price most—stainless steel, brass, steel, or UPVC?

Material drives cost and performance. Here’s how buyers compare:

• الفولاذ المقاوم للصدأ (304/316): best تآكل resistance, high المتانة, sanitary look. A كرة من الفولاذ المقاوم للصدأ and body (e.g., 304 أو 316) cost more but last longer in harsh البيئةs.
• نحاس: great general-purpose choice. A brass ball is economical yet متين for many water/air duties.
• Carbon steel: rugged and heavy duty; use where temperatures and pressures are higher and media is not corrosive.
• UPVC/PVC: light, low cost, easy التركيب; best in residential or light صناعي طلبs and non-corrosive water systems.

Seat and الختم materials matter too. PTFE seats are the default for many صمام الكرة packages. Harder seats and special elastomers increase التوافق and cycle life—and price.

Which specifications most influence ball valve price?

Think of the “stack” that determines cost:

• الحجم و الميناء: 1/2″ to 2″ is common; full الميناء (full-bore) costs more than reduced.
• Pressure/temperature مواصفة: higher class increases wall thickness (more alloy), tighter tolerances, and test time.
• End connections: NPT, BSP, flanged, tri-clamp—each adds machining and testing.
• Seats/الختم مادة: PTFE vs reinforced seats change life and price.
• Actuation package: on/off vs modulating, enclosure rating, feedback indicator, manual override.

Ball valve features such as ISO mounting pads, blowout-proof الجذع, and anti-static kits raise quality and cost—but they also raise الموثوقية.

Does the actuator cost more than the valve?

Sometimes. The مشغل (the “motor” and gearbox) can match or exceed the body price, particularly for modulating or smart drives. A simple on/off محرك كهربائي is cheaper than proportional, كهربائياً controlled packages with analog input, bus protocols, or battery failsafe (القدرة على الفتح or close). For high-cycle or tight shutoff, the actuator quality is critical to total المتانة.

You’ll also weigh enclosures (IP65/IP67), heaters, and capacitor-assisted starts. Each option raises price but ensures performance in the target البيئة.

مشغلات الصمامات الكهربائية

Which voltage and wiring should I choose (24V, 110V AC, 220V, DC)?

Voltage and wiring formats influence both price and panel design:

• 24V control is popular in BMS and التدفئة والتهوية وتكييف الهواء.
• 110V AC و 220V mains simplify field power where panels are scarce.
• دي سي options exist; some packages note “dc power” explicitly.
• Two-wire vs multi-wire control: a niche option is 2 wire auto return, which springs or electronically returns on power loss.

“AC vs دي سي” rarely changes the body cost but can change actuator electronics, مزود الطاقة sizing, and certifications. Always check الجهد االكهربى and control diagrams for التوافق with your system.

Ball versus butterfly valves: when are ball valves ideal?

Ball valves are ideal for compact الإغلاق, tight leakage classes, and smaller line sizes. They carry a نطاق واسع of media with less torque than gate valves. صمامات الفراشة beat them on very large diameters due to weight and cost. For precise modulation, both can work; selection depends on Cv and resolution targets in your تطبيق محدد.

If you need sanitary ends or high-pressure ratings in moderate sizes, a صمام الكرة wins. For very big ductile-iron lines, a butterfly often wins on budget.

On/off, modulating, and proportional control—how do they change cost?

• تشغيل/إيقاف تشغيل: lowest price; the ball valve is equipped with a simple drive that just opens/closes.
• Modulating: mid-tier; analog or PWM input controls position.
• Proportional: highest price; the صمام كروي يعمل بالكهرباء أو كرة تعمل بالكهرباء package responds smoothly to 4–20 mA or 0–10 V with feedback and alarm relays.

More control = more boards and calibration = more cost. But if you’re stabilizing temperature or pressure, modulation often repays itself in energy savings.

Typical price ranges you can use for budgeting

These are typical packaged ranges for an صمام الكرة الكهربائي (body + actuator), small sizes (DN15–DN50), standard pressure, standard الختم:

*Indicative only; large sizes, high pressure/temperature, exotic seats, flameproof enclosures, and special كهربائي approvals rise above these bands.

How do size, port, and seats affect cost in practice?

• ميناء: full الميناء bodies cost more but cut pressure drop.
• Seats/الختمs: reinforced seats increase cycle life, reduce defect risk in abrasive service, and handle higher ΔP.
• دقة machining of the الجذع, ball, and body boosts performance in صناعي duty—again adding cost.

For many projects, choosing the right seat and التركيب details lowers lifetime cost more than shaving a few dollars off list price.

Case study: automating an industrial water treatment pipeline

أن صناعي client upgraded an aging خط الأنابيب with 1.5″ كهربائي صمام الكرة assemblies in معالجة المياه skids. They selected الفولاذ المقاوم للصدأ bodies with PTFE seats and proportional drives at 24V. النتائج:

• 28 percent energy cut via tighter temperature control (modulating saves pump energy).
• Zero unplanned downtime in 18 months; the operated كرة saw 60k cycles.
• Payback in 11 months compared to manual plus الملف اللولبي pilot scheme.

They kept spare actuators for risk; none were used. This is where choosing a robust package beats the cheapest option.

Wiring, feedback, and controls: what should engineers look for?

أن engineer will match I/O cards, الجهد االكهربى, and safety logic. Decide if you need:

• End switches and visual indicator
• Analog feedback (position signal)
• Fail-safe (spring or super-cap) to open/close on loss of قوة
• Bus options (Modbus/RS485), or standalone analog

Some drives need القدرة على الفتح (or close); others include supercaps to park the valve safely. If alarms or جهاز التحكم عن بُعد are critical, spec them now to avoid add-ons later.

When to consider solenoid valves instead?

أ الملف اللولبي is fast, compact, and simple. For tiny lines or air service, صمامات الملف اللولبي can be perfect. But for larger sizes, throttling water, or where water hammer is a risk, a محرك operated ball valve is gentler on the system and offers better turndown.

Standards and references you can trust

To compare products, align with widely recognized standards:

• ASME B16.34 – Valves: Flanged, Threaded, and Welding End
• API 608 – Metal Ball Valves for General Refinery and Chemical Service

Standards don’t set prices, but they frame the quality and test requirements behind those prices.

Price calculator: quick levers you can pull

• Drop from 316 ل 304 if chemistry allows.
• Choose on/off instead of proportional if you only need binary service.
• ضع في اعتبارك UPVC أو بولي كلوريد الفينيل for non-corrosive, cold-water duties.
• Reduce from full to reduced الميناء where Cv permits.
• Confirm real site البيئة; you might not need an IP67 enclosure.

TCO matters: beyond the tag price

A cheaper actuator that stalls costs more in callouts. TCO bundles parts, labor, power, leak losses, and downtime. Well-chosen صمام الكرة packages with proven الموثوقية and proper قوة sizing are more فعالة من حيث التكلفة across the asset life.

Detailed H2 outline with explanations

What is a motorized valve in simple terms?

A motorized valve uses an actuator to turn a كرة inside the body. The drive تدوير الكرة to open or close flow. Most صمام الكرة packages are ربع دورة devices, which makes them fast, compact, and accurate. That is why “electric” versions dominate building and صناعي automation.

In many systems, a motorized valve replaces manual handles. With an كهربائي signal, the valve positions كهربائياً without a technician. That cuts truck rolls and improves uptime.

Which body materials are best for my application?

Choose the body to match your medium and البيئة:

• الفولاذ المقاوم للصدأ (304/316) fights تآكل and cleans easily.
• نحاس balances cost and life for clean water and HVAC glycol.
• Carbon steel suits higher temperatures and oils.
• UPVC/بولي كلوريد الفينيل reduce weight and cost in neutral water.

For sealing, PTFE is common. If the media is abrasive or the ΔP is high, look at reinforced seats and stem seals to protect the المكونات الداخلية.

What sizes and ports do I need?

From 1/2″ to 2″ is typical in building systems. Verify الميناء style and Cv. Full الميناء means lower pressure drop. For tight spaces, reduced الميناء may be fine. Always match end connections to site practices.

For compact skids, tri-clamp connectors and NPT are common; for صناعي lines, flanged or welded ends dominate.

Which actuator features are worth paying for?

Start with duty cycle, torque, enclosure rating, and travel time. Then consider inputs and outputs—on/off, modulating, and proportional control. If alarms or local control matter, specify feedback, local selector, and a visual indicator window.

If power failures are a risk, consider failsafe types that use springs or capacitors. Some models require القدرة على الفتح or close; verify logic to suit the process.

What voltages and wiring patterns are common?

Common choices: 24V, 110V AC، و 220V. In panels, التيار المتردد control is simple; in BMS rooms, تيار مستمر and 0–10 V interfaces are frequent. Special two-wire modes like 2 wire auto return can simplify cabling in small builds.

Always confirm الجهد االكهربى and I/O with your integrator. Wrong wiring can damage boards.

How do on/off, modulating, and proportional drives compare?

For two-position الإغلاق, on/off is perfect. For temperature or pressure control, modulating adds finesse. Proportional drives handle 4–20 mA beautifully—this is where an صمام كروي يعمل بالكهرباء shines.

With modulation, the صمام الكرة becomes a precise control element rather than just a stop valve.

Ball vs butterfly: which fits which job?

Below DN100, صمامات الكرة often win for tight shut-off and compact envelopes. Above, صمامات الفراشة may be lighter and cheaper. If you need sanitary or alloy bodies in medium sizes, a صمام الكرة remains the go-to pick.

When would I pick a solenoid instead?

For small lines and very fast actuation, a الملف اللولبي is ideal. But for throttling and larger diameters, a motorized صمام الكرة offers smoother action than a poppet. Use صمامات الملف اللولبي where speed is king and duty cycles are low.

How do I avoid common defects and downtime?

Buy tested assemblies. Specify leak classes, test requirements, and torque margins. Oversize the actuator slightly to handle aging seats and viscosity changes. Monitor cycles for predictive maintenance. Choosing the right seat materials reduces defect rates.

What documentation and standards should I ask for?

Ask for datasheets, torque charts, wiring diagrams, and certificates. Standards like ASME B16.34 and API 608 help you compare apples to apples. Clear documentation speeds commissioning and ensures التوافق.

Pricing matrix: quick reference for buyers

جسم: Brass / الفولاذ المقاوم للصدأ / steel / UPVC
مقاس: 1/2″–2″ common; price scales with diameter
المقعد: PTFE standard, reinforced for tougher service
Drive: On/Off (least) → Modulating → Proportional (most)
Input: Dry contact / 0–10 V / 4–20 mA / bus
الأمان من الفشل: none / spring return / supercap
تعليق: none / end switches / analog
Ingress: IP65 / IP67 / ATEX (premium)

Rule of thumb: each step up in control or enclosure raises the package cost 10–30 percent.

الأسئلة الشائعة

What’s the difference between an electric ball valve and a motorized ball valve?
They are the same family: a صمام الكرة paired with an كهربائي drive. Some say “motorized” to emphasize the محرك and gears inside the actuator.

How do I choose 24V vs 110V AC vs 220V?
Match site قوة and safety rules. 24V is common in control panels; 110V AC أو 220V suits field wiring with short runs. Always verify الجهد االكهربى and I/O before ordering.

Can I modulate an on/off actuator later?
Usually no. Start with a modulating or proportional مشغل. Retrofitting boards later often costs more than buying the right unit first.

What seats and seals last longer?
PTFE is a good default. For higher temps or abrasive service, use reinforced seats, upgraded الجذع seals, and consult the manufacturer for media maps.

Do I need stainless or will brass work?
نحاس is fine for clean water and many building systems. Go الفولاذ المقاوم للصدأ (304/316) for aggressive media or demanding sanitation.

Is there a difference between power fail open vs close?
Yes. Some actuators need القدرة على الفتح; others to close. Pick the safe position for your process.

Putting it all together (and how we help)

As a smart valve supplier, we build and test complete packages: valve body, actuator, wiring, and bench verification. We size torque with margin, confirm كهربائي I/O, and help أتمتة skids so commissioning is smooth. For networked sites, we also offer RS485, LoRa, and proportional options so your صمام الكرة integrates cleanly with existing BMS.

Explore our product family to match performance and budget: stainless and plastics, on/off or proportional, local or remote. Our team will specify the مزود الطاقةتأكيد التوافق, and tune for the تطبيق محدد.

One more table: feature comparison at a glance

Quick glossary inside this guide (single-use terms placed for clarity)

• صمام الكرة: the valve type using a drilled sphere; here used multiple times to aid clarity.
• صمام آلي: a صمام كروي بمحرك variant with an actuator and السلك التحكم.
• كهربائي: actuation power; includes تيار متردد و دي سي options and الجهد االكهربى specifics like 24V, 110V AC, 220V.
• صمام الكرة الكهربائي: packaged assembly used repeatedly here.
• محرك كهربائي: the drive on top.
• electric actuated ball valve / electric actuated ball: terms for proportional or modulating builds.
• Other single-use clarifiers you saw: brass ball, operated ball, التحكم في التدفق, كهربائي, functionality, خط الأنابيب, تلقائي, heavy duty, low cost.

المصادر والمزيد من القراءة

• ASME B16.34 – Valves: Flanged, Threaded, and Welding End for pressure–temperature rules.
• API 608 – Metal Ball Valves for design and test scope in process service.

الوجبات الرئيسية (احفظ هذا)

• Price = body material + size/port + seats/seals + actuator type + I/O.
• Brass and UPVC are economical; الفولاذ المقاوم للصدأ و steel suit harsher service.
• On/off is cheapest; proportional control costs more but saves energy.
• تأكيد الجهد االكهربى (24V, 110V AC, 220V) and wiring (like 2 wire auto return) early.
• Specify feedback, failsafe, and enclosure for the site البيئة.
• Use standards (ASME/API) and clear datasheets to compare suppliers.
• Ask us to package, test, and document the صمام الكرة assembly for your job.

If you’d like help sizing or selecting an electric صمام الكرة, we’re ready to support your design, quote, and delivery schedule—end to end.