[MW:23266] Qualification of WPS/PQR/WPQT in British Standard

Dear Experts,
I need to prepare WPS/PQR/WPQT according to BS4515.Please guide me by reviewing the below details, and if possible provide a sample copies of WPS/PQR/WPQT.
please provide all essential/non-essential variables as well.Please provide informations on NDT/DT requirements as well.
Can i qualify more than 1 welder in one test coupon?Can i qualify more than 1 process in one test coupon?
CARBON STEELo   A570 Gr 45  Pipe DIA       -              1600mm,1200mm,900mm,700mm,600mm,500mm,350mm,200mmo   A570 Gr 40  Pipe DIA       -              2200mm,1600mm,1400mm,1200mm,900mm,700mm,600mm,350mmo   A106 Gr B & C Pipe DIA  -              600mm to 50mm. STAINLESS STEELo   A312,Gr TP 316L / A240-Type 316L (for 600mm and above)           -              1000mm & 100mmo   A312,Gr TP 316L1/A240-Type 316L(for 600mm and above)            -              1400mm,1000mm,800mm,600mm,500mm DUCTILE IRONo   Pipe DIA: 250mmo   Complying with :BS EN-545 class K9I 

please provide as much as informations possible on this subject, because this is first time i m going to prepare in BS.
regardsraj

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