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PTFE Ballvalve Seat and Valve Stem Sealing Gasket
【 特 征Features 】
聚四氟乙烯球阀阀座及阀杆密封垫圈是选用悬浮聚合聚四氟乙烯与其它塑料相比具有耐化学腐蚀与耐温优异的特点。
PTFE,ballvalve seat is manufctured by molding or machining method with PTFE granular resin.
PTFE, compared with other plastics, has a superior properties against chemicals and temperature.
公称
Nominal(Dg)
阀座Seat(mm)
阀杆密封垫圈Gasket of stem(mm)
外径
Outside diameter
内径
Inside diameter
高
High
15
24
5
20
12
4
23
4.5
14
9
4.8
32
28
17
11
5.5
25
36
16
22
44
18
40
54
6
30
29
50
64
6.5
34
65
95
38
80
105
115
100
132
48
150
190
项目名称Properties
单位Unit
指标Result
表观密度
Apparent density
g/cm3
2.10-2.30
拉伸强度≥
Tensile strength(min)
MPa
14.0
断裂伸长率≥
Ulimate elongation(min)
%
140
阀座及阀杆密封。
Ball valve seat gasket.
