网 站 导 航
产品名称及型号:金属缠绕垫A型
特征和参数:
- 金属缠绕垫片主要技术参数:
缠绕垫片系数 m=2.5-4 缠绕垫片使用压力 ≤25MPa 缠绕垫片使用温度 -196℃-700℃(氧化性介质中不高于600℃) 缠绕垫片最小预紧比压 y=68MPa
下表是缠绕垫片直径公差(即用于法兰的名义管道直径)
DIM(mm) ANSI B16.5
BS1560(mm)
Mss sp-44API605 公差 内环内径
垫片内径<=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 垫片外径 <=600 <=24" <=24" ±0.9 >600 and <=160000 >24" and <=60" ±1.8 1600 >60" ±2.2 外环外径 >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