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详情介绍
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?????? ??HG/T3035-1999.????????????
?? | ?? | 2, | 2.5, | 3, | 4, | 5, | 6, | 8, | 10, | 12, | 14, |
?? | 50 ±1.50 | 63 ±1.50 | 76 ±1.50 | 100 ±1.50 | 125 ±1.50 | 152 ±1.50 | 200 ±1.50 | 254 ±1.50 | 305 ±1.50 | 355 ±1.50 | |
?? | ???? | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 |
???? | 3-5? | 3-5? | 5-6? | 6-8? | 7-9? | 8-10? | |||||
????±1% | 4m-10m | 5m-10m | 5m-8m | ||||||||
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2?????????1? ??????63KPa?2? ??80KPa?
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??????????????????????????????????????????-20?~+80?.
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3.???70kpa????????????????
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