DELTA PT®

Engineered to provide maximum performance in a wide range of thermoplastic materials, DELTA PT® is a tough fastener that provides safety and reliability in demanding applications. With its ideal thread flank angle, optimum thread forming is achievable without any material damage.

 

Material : Carbon steel and stainless steel.
Head Type : Available in any head style
Point Type : Available in any point type
Recess : TORX®, TORX PLUS®, TOTSUPURA® & JCIS Cross. Other recesses are available upon request.

 

  • Features & Benefits
  • Fastener Dimensions
  • Recess Dimensions
  • Recommended Pilot Hole Size
  • Manufacturing Range

Features & Benefits

  • Small 30° thread flank angle minimizes radial stress
  • High axial forces allow optimal material flow into recessed thread root
  • Optimum thread pitch provides maximum resistance to self-loosening and balanced load ration between plastic and screw
  • High tensile and torsional strength
  • Available in shorter fasteners and/or smaller diameters

Fastener Dimensions

Part Name Major Diameter
d1
Minor Diameter
d2
Thread Pitch
P
Thread Runout
X
Min. Breaking Torque Min. Seating Torque
  mm mm mm mm Nm Nm
Delta PT- 10 1.00 0.64 0.44 0.50 0.05 0.04
Delta PT- 12 1.20 0.78 0.51 0.60 0.10 0.07
Delta PT- 14 1.40 0.93 0.57 0.70 0.15 0.11
Delta PT- 16 1.60 1.07 0.64 0.80 0.23 0.16
Delta PT- 18 1.80 1.22 0.71 0.90 0.31 0.22

Recess Dimensions

TORX PLUS®

Part Name Recess Size Width
A
Penetration Depth (Min)
Q
Penetration Depth (Max)
Q
    mm mm mm
Delta PT- 10 3IP 1.17 0.30 0.45
Delta PT- 12 3IP 1.17 0.35 0.50
Delta PT- 14 3IP 1.17 0.35 0.50
Delta PT- 16 5IP 1.45 0.50 0.65
Delta PT- 18 6IP 1.75 0.50 0.65


JCIS Cross

Part Name Recess Size Width
 M
Total Recess Depth (Min)
T
Total Recess Depth (Max)
T
    mm mm mm
Delta PT- 10 #0 1.65 0.56 0.84
Delta PT- 12 #0 1.65 0.56 0.84
Delta PT- 14 #0 1.65 0.56 0.84
Delta PT- 16 #0 1.90 0.81 1.10
Delta PT- 18 #0 2.10 1.01 1.31

Recommended Pilot Hole Size

Part Name Nominal Diameter
d1
Pilot Hole Size (Min)
Dp
Pilot Hole Size (Max)
Dp
Counter Bore Depth
Ch
   mm mm mm mm
Delta PT- 10 1.00 0.71 0.78 0.44
Delta PT- 12 1.20 0.87 0.95 0.51
Delta PT- 14 1.40 1.02 1.12 0.57
Delta PT- 16 1.60 1.18 1.28 0.64
Delta PT- 18 1.80 1.33 1.45 0.71

 

Part Name Counter Bore Diameter (Min)
Cd
Counter Bore Diameter (Max)
Cd
Boss Height
Bh
  mm mm mm
Delta PT- 10 1.02 1.05 Thread length
+
1 pitch
Delta PT- 12 1.22 1.25
Delta PT- 14 1.42 1.45
Delta PT- 16 1.62 1.65
Delta PT- 18 1.82 1.85

Manufacturing Range

Part Name Nominal Diameter Nominal Length   
  mm mm   
Delta PT- 10 1.00 3.00 3.50  4.00 4.50  5.00  6.00
Delta PT- 12 1.20 3.00 3.50  4.00 4.50 5.00  6.00
Delta PT- 14 1.40 3.00 3.50  4.00 4.50 5.00  6.00
Delta PT- 16 1.60   3.50  4.00 4.50 5.00  6.00
Delta PT- 18 1.80   3.50  4.00 4.50 5.00  6.00

 

Part Name Nominal Diameter Nominal Length
  mm mm
Delta PT- 10 1.00 7.00 8.00 9.00 10.00 12.00      
Delta PT- 12 1.20 7.00 8.00 9.00 10.00 12.00 14.00    
Delta PT- 14 1.40 7.00 8.00 9.00 10.00 12.00 14.00    
Delta PT- 16 1.60 7.00 8.00 9.00 10.00 12.00 14.00 16.00  
Delta PT- 18 1.80 7.00 8.00 9.00 10.00 12.00 14.00 16.00 18.00


Product Length Tolerance
  ±0.30 ±0.38 ±0.45 ±0.55

DELTA PT® is the registered trademark of EJOT Verbindungstechnik GmbH & Co. KG.