耐液態金屬纏繞墊,不帶環金屬墊,增強石墨墊
更新時間:2024-12-25 09:00:00
價格:請來電詢價
品牌:通寧
材質:金屬
河北:廊坊
聯系電話:18230346131
聯系手機: 18230346131
聯系人:于經理
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詳細介紹
金屬纏繞墊片基本體厚度公差:
項目 | 厚度(mm) | 公差(mm) |
墊片厚度 | 4.5, 3.2 | +0.2 -0.1 |
環厚度 | 3.0 | ±0.25 |
下表是纏繞墊片直徑公差(即用于法蘭的名義管道直徑):
DIN (mm) | ANSI B16.5 BS1560 (mm) Mss sp-44 | API 605 | 公差 | |
內環內徑 墊片內徑 | <=600 | <=24" | >=26" and <=34" | ±0.5 |
>600 and <=800 | >24" and <=34" | >=36" and <=60" | ±0.9 | |
>800 and <=1600 | >34" and <=60" | ±1.3 | ||
>1600 | >60" | ±1.6 | ||
墊片外徑 | <=600 | <=24" | <=24" | ±0.9 |
>600 and <=16000 | >24" and <=60" | >24" and <=60" | ±1.8 | |
1600 | >60" | ±2.2 | ||
外環外徑 | >=1/2" and <=60" | ±0.9 | ||
<=600 | <=24" | 0-1.0 | ||
>600 and <=1000 | >24" and <=34" | 0-1.8 | ||
>1000 and <=1600" | >34" and <=60 | 0-2.2 |
金屬石墨纏繞墊片主要性能參數:
纏繞墊片系數 | m=2.5-4 |
纏繞墊片使用壓力 | ≤25MPa |
纏繞墊片使用溫度 | -196℃-700℃(氧化性介質中不高于600℃) |
纏繞墊片小預緊比壓 |
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