How to save text box value and grid value save into database in mvc3

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MVC3

Dear Friends,

I am developing one inventory application using mvc3. i need to save textbox and gridvalue into database.

For Eg. MatReq No and Date in textbox. and Item details are in temp grid i need to save both values at same time. please any one help me

Thanks & Regards,
Vivek

What I have tried:

Models:

public class MRHdr
   {
       [Key]
       public int Id { get; set; }
       public string MRNo { get; set; }
       public DateTime MRDate { get; set; }
       public string Remarks { get; set; }
       public string GetUser { get; set; }
       public string DelFlag { get; set; }
       public DateTime? GetDate { get; set; }
       public string CompCode { get; set; }
   }

   public class MRDtl
   {
       [Key]
       public int Id { get; set; }
       public string MRNo { get; set; }
       [Required(AllowEmptyStrings = false, ErrorMessage = "Item Name required!")]
       public string IRateCode { get; set; }
       public string ItemCode { get; set; }
       [Required(AllowEmptyStrings = false, ErrorMessage = "Quantity required!")]
       public int QtyRequested { get; set; }
   }