This is a crucial question to ask to your authority, there must a percentage of how your company maintains hikes for employees. Try to get that information first then see what technology or domain you are working on and how far you have been in your company. Try to ask your elders or seniors who have good work experience and knowledge about this field. Otherwise, you can do one thing search for your domain and get how much salary hike actually you deserve. According to that make an appeal to your authority in a described manner, how far you are working, what and all contribution do you have for the company. I hope to keep these points in mind, it's not going to hammer your reputation at your workplace.