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| Q41系列浮动球阀 |
制造规范Standard of manufacture
基本设计标准Basic design standard：GBl2237，JB/T7745，APl 6D，BS5351，ASME Bl6.34。
法兰标准Flange standard：ANSI Bl6.5、MSS-SP44、JB/T79-94、GB9112-9113-88、HG20592-20596。
焊接端标准Standard of welded end：ANSI Bl 6 25、GBl 2224—89或用户要求or the user requirement。
结构长度标准Standard of structural length：GBl2221，GBl2237，JB/T7745，ASME Bl6.10，BS5351。
试压标准Trail pressure standard：API598，APl6D，JB/Tl3927。
适用介质Applicable media：
水、蒸汽、液化石油气、天然气及腐蚀性介质等等Water，steam，liquefied petroleum gas，natural gas and corrosive media etc.
材料的压力一温度等级按Pressure-temperature class of the material per GB9131 or ANSI Bl6.5a。
驱动方式Mode of actuation：手动、气动、电动、蜗轮驱动等manual，pneumatic，electric，worm gear etc. |
材料Material
零件名称Part name
|
普通碳素钢系列
common carbon
steel series |
不锈钢系列
Stainless Steel |
低温钢系列
Low Temperature
Steel Series |
抗硫系列sulfur-resisting series |
| GB标准 |
NACE标准
|
阀体、左体
Body，left body |
WCB |
CF8 CF8M CF3 CF3M |
LCB LCC |
WCB |
CF8M
|
球体Sphere
|
F6a WCB+HCr |
CF8 CF8M CF3 CF3M |
LCB LCC |
WCB+HCr,F6a |
CF8M |
| 阀座Seat |
PTFE：烧结碳纤维；金属+橡胶组件；金属堆焊硬质合拿
PTFE；Sintering cafbSn fiber；metal+rubber components；metal carbide surfacing |
阀杆Stem
|
F6a |
304,316 |
F6a |
318 |
316 |
阀座支承圈
Seat support ring |
A105.Zn |
304,316 |
A105.Zn |
A105.Zn |
316 |
阀杆填料
Stem packing
|
PTFE；碳纤维，柔性石墨PTFE；carbon fiber；flexible graphite |
阀杆轴承、止推轴承
steam bearing，
thrust bearing |
金属衬PTFE；烧结碳纤维 Matel linerPTFE;Sintering carbon fiber |
填料压环
Packing pressure ring |
F6a |
304,316 |
F6a |
F6a |
316 |
| 弹簧Spring |
3Yc-7 |
| 双头螺柱Stud |
A193-B7 |
A193-B8、B8M |
A320-L7 |
A193-B7 |
A193-B7 |
螺母Nuts
|
A194-2H |
A194-8 |
A194-4 |
A194-2H |
A194-2H |
压盖Gland
|
WCB，A105 |
主要性能规范Main performance standards
公称压力
PN/MPa
|
最高使用
压力MPa |
试验压力(MPa)Test pressure |
压力级
Pressure
level |
最高使用
压力MPa |
试验压力(MPa)Test pressure |
| 壳体Shell |
高压液密封
High-pressure
fluid seal |
低压气密封
Low-pressure
gas seal |
壳体Shell |
高压液密封
High-pressure
fluid seal |
低压气密封
Low-pressure
gas seal |
| 1.6 |
1.6 |
2.4 |
1.8 |
0.6 |
CLASS150 |
2.0 |
3 |
2.2 |
0.6 |
| 2.5 |
2.5 |
3.8 |
2.8 |
CLASS300 |
5.0 |
7.5 |
5.5 |
| 4.0 |
4.0 |
6.0 |
4.4 |
CLASS400 |
6.3 |
9.5 |
7 |
| 6.4 |
6.4 |
9.6 |
7.1 |
CLASS600 |
10 |
15 |
11 |
连接尺寸Connecting dimension
说明：本样本只列出JB77-79，ANSIBl6.5的法兰结构型式以及手柄部分的尺寸；图样仅供标注尺寸使用。如用户需要其它相关标准的法兰或对焊端部结构型式及尺寸以其它标准的结构长度和蜗轮、气动、电动驱动的尺寸，请来函来电索取。
Note：in this catalog only the flange structure form of JB77-79，ANSIBl6.5 and the size of the handle are listed and the drawings are used for marking the size only Please request when need of the flange of other sizes or the structural form and size of the butt-weld end as well as the structural length of other standards and the sizes of worm gear，pneumatic and electric actuators.
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