preliminary welding procedure specification (pWPS)
WPS-no.   000000
Date   10/04/2025
Page   1 / 1
Welding process  parent metal 1 
Product type  parent metal 2 
welding position  base thickness 
edge preparation  Pipe diameter 
weld preparation 
Remarks 
Drawing No. 
Component 1  Component 2 
 
Creation of the sweat connection welding sequence
 
 
welding
technique 		Identity values Welding filler
Norm name 		Welding filler
Dimensions
nozzle
size 		Gas kind Gas
pressure 		O₂ Pressure Kind of the
sweat flame
 
Welding filler further information
Norm name 1  root gap (b) 
Manufacturer's name 1  depth of root face (c) 
Norm name 2  included angle (α)  °
Manufacturer's name 2  bevel angle (β)  °
    Radius (r)  °
   
Heat treatment
Temperature  interpass temperature   
Time  cooling rate   
 
Date  Signature welding coordinator Date  Signature Examiner