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金属缠绕垫带内环
发布时间:2023-07-29 05:56 来源:网络
金属缠绕垫带内环
种类：基本型金属缠绕垫、外环金属缠绕垫、内环金属缠绕垫、内外环金属缠绕垫、换热器用（带筋）、异形金属缠绕垫。
金属缠绕垫片（基本型）采用SUS304、SUS316（“V”形或“W”形) 金属带及其它合金材料与石墨、石棉、聚四氟乙烯、无石棉等软性材料相互重叠螺旋缠绕而成，在开始及末端用点焊方式将金属带固定。
金属缠绕垫带内环
下表是缠绕垫片直径公差（即用于法兰的名义管道直径）：
DIN (mm)ANSI B16.5
BS1560 (mm)
Mss sp-44API 605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 <=16000>24" and <=60">24" and <=60"±1.81600>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