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公称压力 或压力级 |
公称通径DN/NPS(mm/in) | ||||||||||||
| 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | |
| 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | |
| PN16 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | |
| PN25 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | |
| PN40 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | |
| PN63 | √ | √ | √ | √ | √ | √ | √ | √ | √ | ||||
| PN100 | √ | √ | √ | √ | √ | √ | √ | √ | √ | ||||
| PN160 | √ | √ | √ | √ | √ | √ | √ | √ | √ | ||||
| Class150(PN20) | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| Class300(PN50) | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | |
| Class600(PN110) | √ | √ | √ | √ | √ | √ | √ | √ | √ | ||||
| Class900(PN150) | √ | √ | √ | √ | √ | √ | |||||||
| Class1500/PN260 | √ | √ | √ | √ | √ | √ | |||||||
| JIS 10K | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| JIS 20K | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | |
| 零件名称 Part name | 材料 Material |
| 阀体/盖 Body/Bonnet | WCB,LCC,LCB,CF8,CF8M,CF3,CF3M |
| 球体 Ball | WCGB+HCr,A105+HCr,2Cr13,304,316,304L,316L |
| 阀杆 Stem | 2Cr13,304,316,304L,316L |
| 阀座 Seat | PTFE、PPL、尼龙101 |