Flanges Weight Chart

Mcneil Instrument specializes in manufacturing a diverse range of flanges for demanding industrial and energy sector applications. With an extensive production capacity, we deliver large-diameter flanges in various sizes, shapes, and materials tailored to specific applications. Our products adhere to the highest quality standards, ensuring exceptional performance and durability.

Flange Weight Chart

Below is a detailed Weight and Dimension Chart for all types of flanges manufactured by Mcneil Instruments.

Types of Flanges with Dimensions and Weights

 

Type of FlangeNominal Size (NPS)Dimensions (DN mm)Flange Thickness (mm)Weight (Kg)
KOC Approved Flanges1/2″ (15)15111.2
Saudi Aramco Approved Flanges3/4″ (20)20121.5
Takreer Approved Flanges1″ (25)25132.1
ADNOC Approved Flanges2″ (50)50153.8
BP Approved Flanges4″ (100)100188.7
PDO Approved Flanges6″ (150)1502014.2
Technip Approved Flanges8″ (200)2002221.4
Sabic Approved Flanges10″ (250)2502532.1
Petro Rabigh Approved Flanges12″ (300)3002845.5
KNPC Approved Flanges16″ (400)4003268.3
Lamprell Approved Flanges20″ (500)5003691.7
Qatar Gas Approved Flanges24″ (600)60040120.5
Qatar Petroleum Flanges28″ (700)70045158.3
Gpic Flanges Approved30″ (750)75050180.2
Saudi Electric Company Flanges36″ (900)90055245.6
Dolphin Approved Flanges40″ (1000)100060290.8

Flange Weight Chart Calculator

Formula:

Weight (Kg)=π×(R2−r2)×t×Density

Where:

RRR = Outer Radius, rrr = Inner Radius, ttt = Thickness

Density = Material density (e.g., Steel ~ 7.85 g/cm³)

Example Calculation:

For a flange with:

Outer Diameter: 200 mm, Inner Diameter: 150 mm, Thickness: 20 mm, Material: Steel

Weight (Kg)=3.1416×(1002−752)×20×0.00785

Weight (Kg)=3.1416×(10,000−5,625)×20×0.00785

Weight (Kg)=3.1416×4,375×20×0.00785

Weight (Kg)≈21.55Kg