Ordering Information
Users should be based on the products listed in this catalog to select and place order. As otherwise required or on the following changes should be stated in the contract.

1. Product type and valve specifications DN

2.The valve pressure rating (Metric with nominal pressure PN, Anglo- American system on LB, the Japanese system of K-level)

3.The valve structure length performance standards

4.Connecting flange standards and seal form

5.Weld end dimension implementation standards and pipe No.

6.Requirement of gear operator (including transfer mode and its arrangement mode)

7.Requirement of electric actuator(including model and its transmission torque)

8.The main material (including body, bonnet , trim and fasteners)

9.Temperature ℃

10.Medium

11.Sealing vice materials’ matching

12.Requirements of fire protection ,anti-static and fire-resistant
13. Greasing or sewage and venting required

14.The other statement(such as structural features,application specification, flaw detection, etc.)

Installation and maintenance instructions
1.Valves should be stored in dry and ventilated room, the channel to be blocked at both ends;
2.Valves must be turned off during the suspension period and the storage,  to ensure in good seal condition;
3.Valves should be checked carefully on the models, specifications and technical performance and ensure its according with the requirements before installation, also make clear the valve cavity and the appearance of dirt, sediment and rust;
4.The opening and closing should be turned by handwheel, not the help of other auxiliary lever;
5.This valve should be kept clean during using,and the stem threaded portion should be regularly lubricated.