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帶內(nèi)外環(huán)纏繞墊片 (此商機(jī)已過期)
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詳細(xì)說明 |
外環(huán)).jpg) |
金屬纏繞墊片主要技術(shù)參數(shù):
纏繞墊片系數(shù) |
m=2.5-4 |
纏繞墊片使用壓力 |
≤25MPa |
纏繞墊片使用溫度 |
-196℃-700℃(氧化性介質(zhì)中不高于600℃) |
纏繞墊片最小預(yù)緊比壓 |
y=68MPa |
下表是纏繞墊片直徑公差(即用于法蘭的名義管道直徑)
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DIM(mm) |
ANSI B16.5 BS1560(mm) Mss sp-44 |
API605 |
公差 |
內(nèi)環(huán)內(nèi)徑 墊片內(nèi)徑 |
<=600 |
<=24" |
>=26" and <=34" |
±0.5 |
>600 and <=800 |
>24" and <=34 |
>=36" and <=60" |
±0.9 |
>800 and <=1600 |
>34" and <=60" |
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±1.3 |
>1600 |
>60" |
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±1.6 |
墊片外徑 |
<=600 |
<=24" |
<=24" |
±0.9 |
>600 and <=160000 |
>24" and <=60" |
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±1.8 |
1600 |
>60" |
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±2.2 |
外環(huán)外徑 |
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>1/2" and <=60" |
±0.9 |
<=600 |
<=24" |
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0-1.0 |
>600 and <=1000 |
>24" and <=34" |
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0-1.8 |
>1000 and <=1600 |
>34" and <=60" |
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0-2.2 |
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該公司其他信息 |
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