金属缠绕垫片 金属增强石墨垫片
金属齿形垫片
聚四氟乙烯垫片
金属环垫石棉橡胶垫片
搪玻璃包覆垫片
无石棉垫片
橡胶垫片
四氟软垫片
膨体四氟板耐高温陶瓷纤维垫片
耐高温云母垫片紫铜垫片
不锈钢平垫片四氟异形件
其他密封垫片
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ASME
B16.47 B系列Class 150法兰用金属缠绕垫片的尺寸 - ASME B16.20
NPS |
Inner Ring |
Sealing Element |
Outer Ring |
Inside (d1) Dia |
Inside (d2) Dia |
Outside (d3) Dia |
Outside (d4) Dia |
26 |
654.1 |
673.1 |
698.5 |
725.4 |
28 |
704.9 |
723.9 |
749.3 |
776.2 |
30 |
755.7 |
774.7 |
800.1 |
827 |
32 |
806.5 |
825.5 |
850.9 |
881.1 |
34 |
857.3 |
876.3 |
908.1 |
935 |
36 |
908.1 |
927.1 |
958.9 |
987.6 |
38 |
958.9 |
974.9 |
1009.7 |
1044.7 |
40 |
1009.7 |
1022.4 |
1063.8 |
1095.5 |
42 |
1060.5 |
1079.5 |
1114.6 |
1146.3 |
44 |
1111.3 |
1124 |
1165.4 |
1197.1 |
46 |
1162.1 |
1181.1 |
1224 |
1255.8 |
48 |
1212.9 |
1231.9 |
1270 |
1306.6 |
50 |
1263.7 |
1282.7 |
1325.6 |
1357.4 |
52 |
1314.5 |
1333.5 |
1376.4 |
1408.2 |
54 |
1365.3 |
1384.3 |
1422.4 |
1463.8 |
56 |
1422.4 |
1444.8 |
1478 |
1514.6 |
58 |
1478 |
1500.1 |
1528.8 |
1579.6 |
60 |
1535.2 |
1557.3 |
1586 |
1630.4 |
NPS |
Inside (d1) Dia |
Inside (d2) Dia |
Outside (d3) Dia |
Outside (d4) Dia |
Inner Ring |
Sealing Element |
Outer Ring |
公差:
垫片厚度:±0.13mm
垫片内径:自NPS26至NPS34,为± 0.8 mm;自NPS36以上,为±1.3mm
垫片外径:±1.5mm
对中环外径:±0.8mm
内环内径:±3mm
内外环厚度范围:2.97mm-3.33mm
垫片的标识内容:
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