H1B visa Bachelors Degree requirement in related field.

Hi ,

I have a bachelors degree in Mechanical Engineering and currently working in IT industry over 4 years and applied for H1B this year and my application got picked up. My question whether having bachelors degree in different field affect for H1B visa approval ? Please help me to understand the process.( I alraedy travelled to USA on B1/B2 visa on business purpose,)

can someone please comment on this ?

It may or may not impact. If the concerned authority has doubt about your ability, they may issue RFE asking for clarification. Your employer will have to show that Bachelors in any engineering field is ok as long as one has relevant work experience.