我们的操作系统是靠磁盘分区信息表上的分区类型标志来识别每一个磁盘分区的类型，下面是常见的各种分区类型标志，其中红色和蓝色是最常用的Windows系列操作系统所使用的分区类型，分区类型标志位标志与分区实际格式不符也是常见磁盘的故障，在数据恢复业务中会占到1-2%的比例。
磁盘分区类型标志 | |||
00 | 空,DOS或Windows不允许使用,视为非法 | 5C | Priam Edisk |
01 | FAT12 | 61 | Speed Stor |
02 | XENIX root | 63 | GNU HURD or Sys |
03 | XENIX usr | 64 | Novell Netware |
06 | FAT16 04 表示分区小于32M | 65 | Novell Netware |
07 | HPFS / NTFS | 70 | Disk Secure Mult |
08 | AIX | 75 | PC/IX |
09 | AIX bootable | 80 | Old Minix |
0A | OS/2 Boot Manage | 81 | Minix/Old Linux |
0B | Win95 FAT32 | 82 | Linux swap |
0C | Win95 FAT32 | 83 | Linux |
0E | Win95 FAT16 | 84 | 0s/2 hidden C: |
0F | Win95 Extended(大于 8GB) | 85 | Linux extended |
10 | OPUS | 86 | NTFS volume set |
11 | Hidden FAT12 | 87 | NTFS volume set |
12 | Compaq diagmost | 93 | Amoeba |
16 | HiddenFAT16 | 94 | Amoeba BBT |
14 | Hidden FAT16 | A0 | IBM Thinkpad hidden |
17 | Hidden HPFS/NTFS | A5 | BSD/386 |
18 | AST Windows swap | A6 | Open BSD |
1B | Hidden FAT32 | A7 | NextSTEP |
1C | Hidden FAT32 partition (using LBA-mode INT 13 extensions) | B7 | BSDI fs |
B8 | BSDI swap | ||
1E | Hidden LBA VFAT partition | BE | Solaris boot partition |
24 | NEC DOS | C0 | DR-DOS/Novell DOS secured partition |
3C | Partition Magic | C1 | DRDOS/sec |
40 | Venix 80286 | C4 | DRDOS/sec |
41 | PPC Perp Boot | C6 | DRDOS/sec |
42 | NTFS动态分区 | C7 | Syrinx |
4D | QNX4.x | DB | CP/M/CTOS |
4E | QNX4.x 2nd part | E1 | DOS access |
4F | QNX4.x 3rd part | E3 | DOS r/0 |
50 | OnTrack DM | E4 | Speedstor |
51 | OnTrack DM6 Aux | EB | BeoS fs |
52 | CP/M | F1 | SpeedStor |
53 | OnTrack DM6 Aux | F2 | DOS 3.3+secondary partition |
54 | OnTrack DM6 | F4 | SpeedStor |
55 | EZ-Drive | FE | LAN step |
56 | Golden Bow | FF | BBT |
资料来源：北京一盘数据恢复中心