No you cannot dry clean clothing with a steam iron. It will only lock in any stains and will not kill bacteria nor wash out dirt and grime. If you have some clothing that sugggest dry cleaning you may be able to hand wash them or even wash in the washing machine . Certainly you need to dry clean suits as the fabric lining and shaping inside is not meant to be washed in water and keep its shape nor size. Many articles of clothing can be washed and a dry cleaning label is only a suggestion for articles of clothing. More information on the use of steam iron can be found on this site https://ironsexpert.net/
There are also many reviews on different models of irons.