| ·Clamp type wedge gate valve \ XFK65-21 | [2019-12-12] | |
| ·Water well check valve \ DLF-84-15 | [2019-12-12] | |
| ·Single flow valve \ DN50 / 60MPa 2Cr13 | [2019-12-12] | |
| · Steel ring \ DN65 45MPa 35CrMo | [2019-12-12] | |
| · High-pressure clamp head \ DN50 45MPa 35CrMo | [2019-12-12] | |
| ·High-pressure clamp head \ DN50 45MPa 35CrMo | [2019-12-12] | |
| ·High pressure clamp head \ DN65 45MPa 35CrMo | [2019-12-12] | |
| ·High pressure clamp assembly \ DN65 45MPa 35CrMo | [2019-12-12] | |
| · Flange bolt \ KQ65-35 M27 × 165 | [2019-12-11] | |
| ·Flange bolt \ KQ65-35 M36 × 272 10.9 grade | [2019-12-11] | |
