Here's a DFSORT/ICETOOL job that will do what you asked for. I assumed that your input files each have RECFM=FB and LRECL=14 and that your output file should have RECFM=FB and LRECL=16. You can change the job appropriately for other attributes.
actually we don't know icetool facility in our systems. Please give some other methods that uses ibm utilities to do the above task
ICETOOL is an "IBM utility". It's part of DFSORT, an IBM product. ICETOOL has been shipped free with DFSORT since 1991!
If you're not familiar with DFSORT and DFSORT's ICETOOL, I'd suggest reading through "z/OS DFSORT: Getting Started". It's an excellent tutorial, with lots of examples, that will show you how to use DFSORT, DFSORT's ICETOOL and DFSORT Symbols. You can access it online, along with all of the other DFSORT books, from: