一、产品概述:
本厂生产的1片式1000wog内螺纹球阀具有防腐蚀,抗硫化能力强,防火、防静电、密封性能好等特点,使用压力与温度范围广,全通径与缩径齐 备,并可配多种驱动装置,是化工、石油炬炼制,天然气开采与输送系统理想的用阀选择。内螺纹球阀中腔停滞的介质由于温度变化而民常升压时,介质压力推动阀座脱离球体,达到自动泄压的效果,泄压后阀座自动复位。
产品特性/features
减流量通径
reduced port
阀杆防脱出装置设计
blow-out proof stem
钢球球槽上有泄压孔
pressure balance hole in ball slot
多种螺纹端供选择
various thread standards available
产品标准/product standard
设计标准design:asme b16.34
壁厚标准wall thickness:asme b16.34
螺纹标准pipe thread:asme b1.20.1,bs21,din 2999/259,iso 228/1,jis b 0203,iso 7/1
检测标准inspection & testing:mss sp-110,en 1226
序号no. |
名称/parts name |
材质/material |
||
ansi/jis/din |
ansi/jis/din |
ansi/jis/din |
||
1 |
阀体/body |
a351-cf8m/scs14a/1.4408 |
a351-cf8/scs13a/1.4308 |
a216-wcb/scph2/1.0619 |
2 |
并帽/ bonnet |
a351-cf8m/scs14a/1.4408 |
a351-cf8/scs13a/1.4308 |
a216-wcb/scph2/1.0619 |
3 |
阀座/ball seat |
ptfe/rptfe/ppl |
||
4 |
垫片/ gasket |
sus316/sus304/sus201 |
||
5 |
球体/ball |
sus316/sus304/sus201 |
||
6 |
阀杆/stem |
sus316/sus304/sus201 |
||
7 |
填料/stem packing |
ptfe/rptfe |
||
8 |
填料压盖/washer |
sus316/sus304 |
||
9 |
手柄/postion handle |
sus316/sus304/sus201 |
||
10 |
弹性垫片/elastic gasket |
sus316/sus304/sus201 |
||
11 |
六角螺母/ hexagon nut |
a194-8 |
序号/size |
d |
l |
h |
w |
螺纹端/end thread |
1/4" |
5 |
39 |
30 |
70 |
npt、mpt、bspt、bsp、din、pt、etc... |
3/8" |
7 |
44 |
35.5 |
80 |
|
1/2" |
9 |
52 |
37.5 |
80 |
|
3/4" |
12 |
57 |
45 |
95 |
|
1" |
18 |
67 |
53.5 |
110 |
|
1-1/4" |
23 |
75 |
59 |
110 |
|
1-1/2" |
25 |
80 |
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