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GHIBSON 530S-20 Ductile Iron Concentric Wafer Butterfly Valve - Ductile Iron General-Service Butterfly Valves
GHIBSONDuctile Iron General-Service Butterfly Valves

GHIBSON 530S-20 Ductile Iron Concentric Wafer Butterfly Valve

The GHIBSON Butterfly Valve is a ductile iron general-service butterfly valve with a 20-inch pipe size, featuring a bare stem handle and a stainless steel disc. This concentric, wafer-style valve is rated for a…

SKU 3G-OTH-444949

Also listed as: 530S20 · 530S 20

Brand
GHIBSON
Item
530S-20 Ductile Iron Concentric Wafer Butterfly Valve
Part Number
530S-20
Category
Ductile Iron General-Service Butterfly Valves
Available to Order
Also known as:530S-20GHIBSON
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
Warning appliesProp 65 warning
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Required — additional freight charges may applyThis item requires special shipping, additional charges may apply.

Technical Specifications

GHIBSON
Manufacturer Part Number
530S-20
Type
Concentric, Wafer, FKM, N500S
Pipe Size
20 in
For Media
Combustible Gases; Natural Gas; Steam; Water
Standards
ANSI; API 609; ISO 5211; MSS SP 67; NSF Certified
Bolt Holes
4
Mfr. Model
530S-20
Handle Type
Bare Stem
Catalog Page
N/A
Valve Series
N500S
Body Material
Ductile Iron
Disc Material
Stainless Steel
Stem Material
Stainless Steel
3-A Compliance
Not Rated
Disc Alignment
Concentric
Liner Material
FKM
Connection Type
Wafer
Handle Material
Aluminum
O-Ring Material
Buna-N
ANSI Flange Class
Class 150
Country of Origin
Italy (subject to change)
Media Temp. Range
-30 °F to 266 °F
Max. Pressure (CWP)
250 psi Max. Pressure (CWP) Max. Pressure (CWP), Also known as cold working pressure, this is the valve's ability to work at maximum pressure in temperatures ranging from -20°F to 100°F.
Product Description
Ductile iron general-service butterfly valves are vibration- and impact-resistant.
Flow Coefficient (Cv)
18,313
Manufacturer Warranty
1 yr
Max. Pressure (Steam)
15 psi Max. Pressure (Steam) Max. Pressure (Steam), Also known as working steam pressure or steam working pressure, this is the maximum pressure a valve can withstand at high temperatures.
Vacuum Service Rating
29 in Hg
Average Surface Roughness (Ra)
1.2 micron
Includes Disc Position Indicator
No Disc Position Indicator
NSF Certifications for Food and Drinking Water
Not Rated

Technical Documents

(1)
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GHIBSON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GHIBSON Butterfly Valve is a ductile iron general-service butterfly valve with a 20-inch pipe size, featuring a bare stem handle and a stainless steel disc. This concentric, wafer-style valve is rated for a maximum pressure of 250 psi (CWP) and includes an FKM seal, identified by manufacturer part number 530S-20.

Frequently Asked Questions

What is the GHIBSON Butterfly Valve used for?

The GHIBSON Butterfly Valve is used for on-off or throttling flow control in industrial piping systems. Its 20-inch size, 250 psi CWP rating, and FKM seal make it suitable for water, wastewater, chemical, and general-service applications where a durable, concentric wafer valve is required.

What are the specifications of the GHIBSON Butterfly Valve?

The GHIBSON Butterfly Valve is a 20-inch, concentric, wafer-style valve with a bare stem handle and a stainless steel disc. It has a maximum pressure rating of 250 psi (CWP) and an FKM seal. The manufacturer part number is 530S-20, and the body is ductile iron.

Where to buy the GHIBSON Butterfly Valve worldwide?

3G Electric supplies the GHIBSON Butterfly Valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this valve to any international destination.

How to install a GHIBSON Butterfly Valve?

Install the GHIBSON Butterfly Valve between two pipe flanges using the wafer-style design. Ensure the valve is centered and the disc is fully open during installation. Tighten flange bolts evenly to the manufacturer's torque specifications. Always follow standard piping practices and verify pressure ratings before operation.

Used in

Common applications for GHIBSON
Water treatment plants — GHIBSON 540S-10 wafer butterfly valve for isolation in raw water lines
HVAC systems — GHIBSON G530S-3 gear-operated valve for chilled water flow control
Industrial process piping — GHIBSON 531S-10 lug valve for dead-end service in chemical feed lines
Wastewater collection — GHIBSON N500S-24 bare stem valve for large-diameter effluent control
Fire protection systems — GHIBSON G541S-12 lug valve for sectional isolation in sprinkler mains
Cooling water circuits — GHIBSON N501S-18 bare stem valve for condenser water isolation
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GHIBSON Products

3G Electric supplies GHIBSON ductile iron general-service butterfly valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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