■主要零件及材料 Main parts and materials
| 零件名称 part name |
材料material |
| 阀体body?br style="margin: 0px; padding: 0px; box-sizing: border-box;"/>阀盖cover | 铸钢cast steel、不锈钢 stainless steel、内衬liningF4、F46 |
| 阀瓣disc | 优碳?nbsp;excellent carbon steel、不锈钢 stainless steel、衬liningF4、F46 |
| 阀杅br style="margin: 0px; padding: 0px; box-sizing: border-box;"/>Stem | 2Cr13、不锈钢 stainless steel |
| 填料packing | PTFE(F4)聚四氯乙?/td> |
| 阀杆螺?nbsp; stem nut |
2HMN58-2-2 |
| 手轮 handwheel |
HT200 |