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Pitch Diameter Studs

After Weld

Length

Reduction

Overall

Length

Fillet

Height

Fillet

Diameter

Overall Length

Thread

Length

Base

Length

Thread

Diameter

Base

Diameter

value. Due to the slightly larger base diameter, the Pitch Diameter

Stud will have a higher shear value than the same size Full Thread

Stud. However, since a Pitch Diameter Stud is not fully threaded,

it is best suited when there is a mating part that covers the

unthreaded portion of the weld stud so make it is appropriate for

your specific application.

PITCH DIAMETER MILD STEEL

1/4 - 20

5/16 - 18

3/8 - 16

1/2 - 13

5/8 - 11

3/4 - 10

PD62-162

PD75-162

5/8

PD25-62

PD31-62

PD37-62

3/4

PD25-75

PD31-75

PD37-75

7/8

PD25-87

PD31-87

PD37-87

1

PD25-1

PD31-1

PD37-1

PD50-1

1 1/8

PD25-112

PD31-112

PD37-112

PD50-112

1 1/4

PD25-125

PD31-125

PD37-125

PD50-125

1 3/8

1 1/2

1 5/8

1 3/4

1 7/8

PD25-137

PD31-137

PD37-137

PD50-137

PD25-150

PD31-150

PD37-150

PD50-150

PD25-162

PD31-162

PD37-162

PD50-162

PD25-175

PD31-175

PD37-175

PD50-175

PD62-175

PD75-175

PD25-187

PD31-187

PD37-187

PD50-187

PD62-187

PD75-187

2

PD25-2

PD31-2

PD37-2

PD50-2

PD62-2

PD75-2

2 1/4

PD25-225

PD31-225

PD37-225

PD50-225

PD62-225

PD75-225

2 1/2

PD25-250

PD31-250

PD37-250

PD50-250

PD62-250

PD75-250

2 3/4

PD25-275

PD31-275

PD37-275

PD50-275

PD62-275

PD75-275

3

PD25-3

PD31-3

PD37-3

PD50-3

PD62-3

PD75-3

Minimum Length

Maximum Length

Diameter

Base

Length

Height

Fillets

Diameter

After Weld Length Reduction (approx)

Chuck

Grip

Foot

Ferrule

Minimum Working Tensile

Minimum Yield Shear

Minimum Working Torque

Minimum Yield Torque

5/8

5/8

5/8

1

1 5/8

1 5/8

Up to 3” is considered a stocking size. Beyond 3” is a custom order.

.215”

.275”

.330”

.446”

.562”

.680”

ARC WELD STUDS

Pitch Diameter and Full Thread Studs are the two most common

types of Standard Drawn Arc Weld Studs. The primary advantage

of a Pitch Diameter Stud versus a Full Thread Stud is in shear

+ .063

.375”

- .000

+ .063

.375”

- .000

+ .063

.375”

- .000

+ .063

.500”

- .000

+ .063

.625”

- .000

+ .063

.790”

- .000

.11 ± .02”

.13 ± .02”

.13 ± .02”

.17 ± .02”

.17 ± .02”

.25 ± .02”

.32 ± .02”

.39 ± .02”

.43 ± .02”

.58 ± .02”

.71 ± .02”

.84 ± .02”

.12”

.12”

.12”

.12”

.19”

.19”

STANDARD ACCESSORIES

C25

C31

C-37

C-50

C-62

C-75

G25

G31

G37

G50

G62

G75

FTS20

FTS20

FTS20

FTS20

FTS20

FTS20

25P

31P

37P

50P

62P

75P

MECHANICAL PROPERTIES

1,074 lbs

1,770 lbs

2,616 lbs

4,789 lbs

7,628 lbs

11,288 lbs

1,072 lbs

1,731 lbs

2,534 lbs

4,589 lbs

7,258 lbs

10,634 lbs

4.5 ft-lbs

9.3 ft-lbs

16.3 ft-lbs

39.9 ft-lbs

79.4 ft-lbs

141.1 ft-lbs

5.4 ft-lbs

11.1 ft-lbs

19.6 ft-lbs

47.9 ft-lbs

95.3 ft-lbs

169.3 ft-lbs

www.bluearcstudwelding.com

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