What is PCD in AutoCAD?

The Pitch Circle Diameter (PCD) is the diameter of the circle which passes through the centre of all the studs, wheel bolts or wheel rim holes. The easiest way calculate the PCD is as follows: 1) Measure the distance ‘S’ between two adjacent studs from the centre of each hole.

How do you calculate PCD?

of any wheel or hub with an even number of holes can be measured from the inside of one hole directly across to the outside of the hole opposite. To calculate the P.C.D. of a five stud wheel or hub, measure ‘X’ from the inside of one hole to the outside of the next hole and multiply by 1.7012.

What is wheel PCD?

PCD stands for Pitch Circle Diameter which basically means the diameter of an imaginary circle running through the centre of each bolt hole. … You will need to ensure that your new wheels have the same stud pattern (4 and 5 stud shown above) and same PCD as the wheel hub on your vehicle.

What cars have a PCD of 5×112?

Bolt pattern 5×112 What cars have a 5×112 bolt pattern?

• Aiways (1) U5 (2020-2021)
• Alfa Romeo (1) Alfa 6 (1979-1986)
• BMW (32) …
• BMW Alpina (6) …
• Bentley (5) …
• Borgward (5) …
• Brilliance (1) …
• Chery (1)

Why is PCD important?

A PCD measurement can be used to correctly fit new steel wheels, or alloy replacements. Alloy wheels are particularly recommended for their lighter weight and stylish look. Fitting alloy wheels to the right PCD is essential to making the right conversion.

How do you identify a flange?

You need to find the outer diameter, the inner diameter, the number of bolt holes, bolt hole diameter, and the bolt circle diameter. Bolt circle diameter (B.C.) is one of the most important measurements to make when identifying a flange.

How many types of flanges are there?

5 are: Welding Neck, Slip On, Socket Weld, Lap Joint, Threaded and Blind flange. Below you will find a short description and definition of each type, completed with an detailed image.

How do you mark a PCD flange?

Wheel PCD Measurement Calculation Formula

1. 4 Stud PCD = Stud distance divided by 0.7071 to get PCD.
2. 5 Stud PCD = Stud distance divided by 0.5878 to get PCD.
3. 6 Stud PCD = Stud distance divided by 0.5 to get PCD.

What is Ford stud pattern?

Find Your Stud Pattern

Are all 4 stud wheels the same?

Not all 4 stud wheels are the same Pitch Circle Diameter (PCD) although a 100 PCD is most common. Use this wheel suppliers site and key in each of the two cars and you’ll that Acura wheels should mount on the Rio.