The amount, in your case 10 lakhs, depends many factors such as net earning, age, remaining service period and value of property. Most of the nationalized banks have special schemes for defence personnels in which little-bit liberal than other sector's employees. The documentation you obtained are relevant yet banks may ask something different or more like salary certificate etc. You contact your nearest SBI branch to have a discussion with manager.
The complete list of documents required for SBI Housing loan can be found here. Some items are relevant to respected categories. Hence bank manager will guide you what are the relevant documents to be submitted by you.