Buying Guide for the Best Butterfly Valve

Butterfly valve is the best-selling industrial valve in Iran due to its very reasonable price, light weight, quick installation, low pressure drop and easy maintenance. In water and wastewater projects, HVAC, food and pharmaceutical industries, petrochemical, swimming pool and firefighting, more than 65% of the shut-off and connection valves are implemented with butterfly valves. After 15 years of sales and service experience, we offer you only 7 models that are actually available, have sanitary and pressure certificates, zero leakage rate and spare parts are supplied for the next 10 years.

ATCO brand steel disc butterfly valve + EPDM seat

The best-selling butterfly valve for drinking water, HVAC, swimming pools, and firefighting. EPDM seat with WRAS, DVGW certification, and approval from the Iranian Ministry of Health.

Key Features:

• Ductile iron GGG50 body + 316 steel disc
• EPDM seat resistant to 120 degrees and UV
• Very low pressure drop and completely smooth flow
• Fast opening and closing performance
• Suitable for drinking water, cooling and heating systems
• Available PN10/16 up to size DN1200

→ مشاهده جزئیات و قیمت دیسک استیل + EPDM ATCO

ATCO brand steel disc butterfly valve + PTFE seat

Best-selling model for seawater, dilute acids, detergents, and the food industry. 316 stainless steel disc + PTFE liner and seat → Completely hygienic and resistant to 180 degrees.

Key Features:

• Ductile iron or steel body + CF8M disc
• Pure PTFE seat and liner (self-lubricating)
• FDA certification and food hygiene approval
• Excellent resistance to corrosion and high temperatures
• Precise flow control and zero leakage
• Easy installation and very low maintenance
• Size DN50 to DN600 available

→ مشاهده جزئیات و قیمت دیسک استیل + PTFE ATCO

ATCO brand steel disc butterfly valve with hard chrome plating + EPDM seat

Special for abrasive fluids, slurries, industrial wastewater and mining. Hard chrome-plated disc → 4–5 times longer life than the conventional model.

Key Features:

• 316 Stainless Steel Disc with Hard Chrome Plated
• EPDM seat resistant to abrasion and chemicals
• Smooth, unobstructed flow even in thick slurry
• Quiet and stable performance at various pressures
• Easy installation and strong anti-leakage safety system
• Size DN50 to DN800 always available

→ مشاهده جزئیات و قیمت دیسک کروم سخت ATCO

Butterfly valve series 301E, SIRCA brand, Italy

True European quality at a competitive price – the first choice for large drinking water and HVAC projects GGG50 body + steel disc + EPDM seat with all international certifications.

Key Features:

• Compact, lightweight and durable design
• Fast and accurate operation with minimal pressure drop
• EPDM seat with WRAS, ACS, DVGW certification
• Highly resistant to corrosion and abrasion
• Extremely easy to install and set up
• Wide temperature range and stable performance
• Size DN50 to DN1000, PN10/16/25

→ مشاهده جزئیات و قیمت SIRCA سری 301E

شیر پروانه‌ای سری 301TSS برند SIRCA ایتالیا

The highest grade of butterfly valve available in Iran for the food, pharmaceutical and sensitive chemical industries. All-steel disc + pure PTFE seat and liner with FDA, 3A, EHEDG certifications.

Key Features:

• Cast iron or steel body + fully 316L stainless steel disc
• Pure PTFE seat and liner (self-lubricating)
• FDA, 3A, EHEDG health certificates
• Excellent resistance up to 200 degrees and PN16
• Compact design, easy installation and low maintenance
• Suitable for water, steam, chemicals and pharmaceuticals

→ مشاهده جزئیات و قیمت SIRCA سری 301TSS

ATCO brand metal-to-metal butterfly valve (Metal Seated)

The only economical option for steam, hot oil, temperatures above 250 degrees and fluids with solid particles. Hardened steel or Stellite seat and disc (leakage class IV).

Key Features:

• Carbon steel or heat-resistant steel body and disc
• Metal to metal seat (optional Stellite Overlay)
• Working temperature up to 450 degrees Celsius
• Very high strength under extreme pressure and temperature
• Suitable for steam, hot oil, petrochemical and power plants
• Low maintenance and long life

→ مشاهده جزئیات و قیمت شیر فلز به فلز ATCO

ATCO brand full PTFE butterfly valve

The best choice for concentrated acids, liquid chlorine, caustic soda and any fluid that does not tolerate any metal. The body and disc are made entirely of pure PTFE or PFA and are resistant to 200 degrees and PN16.

Key Features:

• 100% Teflon (PTFE/PFA) body and disc
• Unparalleled resistance to all corrosive chemicals
• Perfectly smooth flow with very little frictionPerfectly smooth flow with very little friction
• Working temperature up to 200 degrees CelsiusWorking temperature up to 200 degrees Celsius
• Size DN25 to DN300 permanently availableSize DN25 to DN300 permanently available
• Very easy to install and set up (Wafry or Log)Very easy to install and set up (Wafry or Log)
• Very long service life and near zero maintenance required

→ مشاهده جزئیات و قیمت شیر پروانه‌ای تمام تفلون ATCO

Quick conclusion and suggestion

• Concentrated acid → All Teflon ATCO
• Seawater and food → Steel disc + PTFE
• Drinking water and HVAC → Steel disc + EPDM (ATCO or SIRCA 301E)
• Slurry and Mining → Hard Chrome Disc
• Sensitive food industry → SIRCA 301TSS
• Steam and high temperature → metal to metal ATCO

For free sizing advice, accurate selection based on fluid, temperature, pressure, and budget, call now or send a message on WhatsApp.