物件的产品生命周期（Lifecycle Phase）可以根据组织需求自定义。下面的表格是默认的生命周期。
| 生命周期名称（Lifecycle phase name） | 生命周期定义 |
| 初始（Preliminary ） | 该物件从未发布。可能有一个待定变更。The item has never been released. It may have a pending change against it. |
| 原型（Prototype ） | 该物件已经发布，仅用在非常少数量的试用。The item has been released to be built in very limited quantities for testing. |
| 试产（Pilot ） | 该物件已经发布，用在小批量生产。The item has been released to be built in limited initial quantities. |
| 生产/量产（Production ） | 该物件已经发布，可以正常量产。The item has been released for regular production. |
| 不活动的/暂不使用/停用（Inactive ） | 该物件已经发布标记成暂停使用，未来有可能重新使用，也有可能不再使用。The item is temporarily not in use but may be reactivated. |
| 禁用/废弃（Obsolete ) | 该物件已经发布标记成废弃使用。以后不再使用。This item is no longer in use. |