inner circulation--内循环
outer circulation--外循环
self circulation--自循环
flush--冲洗
flush fluid--冲洗流体
quench--阻封
quench fluid--阻封流体
buffer fluid--隔离流体
temperature adjustable fluid--调温流体
coolant--冷却流体
heating fluid--加热流体
sealed medium--被密封介质
sealant--密封流体
pv --pv值(密封流体压力p与密封端面平均滑动速度v的乘积)
limiting pv --密封达到失效时的pv值.它表示密封的水平
working pv --极限pv值除以安全系数
pcv--端面比压pc与密封端面平均滑动速度v的乘积
limiting pcv --密封达到失效时的pcv值.它表示密封材料的工作能力
working pcv --许用pcv值.极限pcv值除以 安全系数
leakage rate-- 泄漏量
run out--跳动
wear rate--磨损率
operating life--工作寿命
operating period--使用期
abortive failure--早期失效
operating limits:工作参数
speed/velocity:转速
combination of material:材料组合
halted ring:弹簧挡圈
bellows:波纹管
retainer:传动套，传动座
drive ring:压圈
cup gasket:静环套
spring retainer:弹簧座
o-ring: o形圈
tension spring:拉簧
stationary seat:静环形式/静环基座
rotary seat:动环座
drive screw:传动螺钉
wave spring/bellow spring:波形弹簧
rotary o-ring:动环o形圈
stationary o-ring:静环o形圈
collar:定位套
snap ring/clamp ring:卡环
disc/thrust ring:止推环
wedge ring:楔形环
mating ring:静止环/静环
primary ring:动止环/动环
inventory:存货
agitator:搅拌器
cryogenics:低温学
mixer:搅拌机
refinery:炼油
petrochemical:石化
pulp:纸浆
paramecia:配药
desalination:脱盐
wastewater:污水
impeller:叶轮
fit:安装
lead:石墨，铅
edge:边缘
grade:等级
secondary sealing element:辅助密封材质
hydrostatic:流体静力学的
cross-section:横截面
material code:材料代码
seal size:密封轴径尺寸
assembly number:装配代码
sulphuric:硫酸
nitric acid:销酸
phosphoric acid:磷酸
hydrochloric:盐酸
pv—pressure/velocity:压力与转速
rs—rotating seat:动环座
multiplier:增效器
tc—tungsten carbide:硬质合金
pin:销
engage:接合,啮合
pro剖面/侧面
adapter:适配器
titled:倾斜的
weld/welt:焊接
nested:嵌套的,镶装的
configuration:配置,构造
axial:轴向的,轴的
working height/length:工作高度
tolerance:公差,容差
operating pressure:工作压力
fim—full indicator movement:
lubricity:光滑
gravity:重力
face material:密封面材料
insert/shrink-fitted:镶装的
primary ring adapter:动环座
mating ring adapter:静环座
delivery period:交货期
set screw:固定螺钉
cap screw:帽螺钉
gland:填料函盖
drive retainer:传动套
plate:镀金
gland plate:密封座
mean time:平均时
durability:耐用性
thrust ring:推环
clamp ring:卡环
eccentricity:偏心率/度,偏心距
deflection:偏斜,偏差
runout:偏转,溢流
pilot pins: 定位销
bolt:螺栓
screw:螺钉
nut:螺母
washer:垫圈
pin:销
rivet:铆钉
anchor:壁虎
machine screw:机械螺钉
wooden screw:木螺钉
threaded rod螺杆
wire rope clamps:玛卡
hex head pipe plugs:六角形螺塞
phillip:十字槽
spring-loaded pluger: 弹簧销
hex head:六角形头
flange:法兰
seal component materials:密封材料成分
secondary sealing element:辅助密封材料
primary ring:动环
mating ring:静环
hardware:结构件
mechanical loading device (spring):弹簧材料
ovality:椭圆
letter of intent:意向书
rotary ring is whole part or shrink-fitted:动环是整体还是镶装的
leaf:金属薄片
end play:轴向间隙
pad:衬垫
asymmetric:不对称的
seal adapter:密封座
tandem:前后的，串联的
inlet:进口
outlet:出口
inboard:内侧/介质端
outboard:外侧/大气端
convection:传送，对流
port:端口，
slot:狭槽
reducing agent:还原剂
notch:槽口，凹口
band:镶边
clogging:堵塞
tune 弹簧圈数
foul:淤塞
flatness:平面度
downtime:检修时间
alternative methods:替代方法
wear ring:磨损环
torsion:扭距
cast:铸件
confining:狭窄的
spring seat:弹簧座
plug-proof:防转销
drive ring:推环
push ring: 推环
halted ring: 挡圈
cup gasket: 静环套
rotary ring holder/adapter/carrier: 动环座
axial pipe:轴套
drive ring/plunger collar:压圈
spring retainer/seat: 弹簧座
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secondary sealing element 辅助密封, 一般指是橡胶材
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primary ring 动环
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hardware 结构件
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mating ring 静环
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mechanical loading device 一般是指弹簧的材料
1.type 密封类型
2.direction of the spring 弹簧旋向(rh-右旋,lh-左旋)
3.type of seat 静环形式(例如g9,g6,g60...)
4.combination of material 材料组合
a.rotary ring (primary ring ) 动环
b.stationary ring (mating ring ) 静环
c.secondary mech.seals 辅助密封一般指橡胶
d.spring 弹簧
e.other metal parts 其他金属部件
常有的橡胶材料
1.丁晴橡胶 nbr--nitrile butadiene rubber
2.乙丙橡胶 epr/epdm--ethylene propylene rubber
3.氟橡胶 fpm/fkm--fluoroelastomer
4.硅橡胶 mvq--silicon rubber
5.氯丁橡胶 cr--neoprene/chloroprene rubber
6.氢化丁晴 hnbr--hydrogen nbr
7.全氟橡胶 kalrez / ffkm --perfluorocarbon rubber
四氟类材料
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纯聚四氟乙烯 ptfe--polytetrafluoroethylene (teflon和tef也可以表达)
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四氟填充玻璃纤维 glassfibre filled ptfe
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四氟填充碳纤维 carbonfibre filled ptfe
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四氟包覆氟橡胶 fpm coated ptfe
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四氟包覆乙丙橡胶 epdm coated ptfe
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四氟包覆硅橡胶 mvq coated ptfe
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柔性石墨 fexible graphite, 像比较有名的是grafoil™® fexible graphite
国外客户常要的碳化硅(silicon carbide)材料
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无压烧结碳化硅 sintered pressureless bonded sic (s-sic)
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无压烧结碳化硅镶装 shrink-fitted /inserted s-sic
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反应烧结碳化硅 sintered reaction bonded sic (r-sic)
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反应烧结碳化硅镶装 shrink-fitted /inserted r-sic
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表面硅化石墨 surface silicated sic
常用氧化铝材料:
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含99%白色氧化铝.99% al2o3
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含95%白色氧化铝.95% al2o3
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金属陶瓷 cermet
石墨材料:
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浸锑石墨 antimony filled carbon
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浸巴氏合金石墨 carbon-graphite impregnated babbit
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浸呋喃树脂石墨 carbon-graphite impregnated furan resin
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浸环氧树脂石墨 carbon-graphite impregnated epoxy resin
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浸酚醛树脂石墨 carbon-graphite phenol aldehyde resin
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热压石墨,hot pressing carbon graphite 金属材料
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stainless steel (s.s)--不锈钢--(国外客户经常需要的牌号是304,316,316l) ni-resist iron = cast iron--高镍铸铁，现在客人对这个材料需要的比较多 hast. alloy--合氏合金 am350--沉淀硬化不锈钢 brass--黄铜
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cdmcu--双相钢 （用在铸件上比较多）
机械密封分类术语...
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机械端面密封-mechanical face seal
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流体动压式机械密封-hydrodynamic mechanical seal
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切向作用流体动压式机械密封-tangential acting hydrodynamic mechanical seal
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径向作用流体动压式机械密封-radial acting hydrodynamic mechanical seal
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流体静压式机械密封-hydrostatic mechanical seal
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外加压流体静压式机械密封-outside pressurized hydrostatic mechanical seal
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自加压流体静压式机械密封-self pressurized hydrostatic mechanical seal
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非接触式密封-non contacting (free contacting) mechanical seal
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内装式机械密封-internally mounted mechanical seal
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外装式机械密封-externally mounted mechanical seal
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弹簧内置式机械密封-mechanical seal with inside mounted spring
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弹簧外置式机械密封-mechanical seal with outside mounted spring
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背面高压式机械密封-mecanical seal with high back pressure
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背面低压式机械密封-mechanical seal with low back pressure
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内流式机械密封-mechanical seal with inward leakage
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外流式机械密封-mechanical seal with outward leakage
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弹簧旋转式机械密封-spring rotating mechanical seal
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弹簧静止式机械密封-spring standing mechanical seal
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单弹簧式机械密封-single-spring mechanical seal
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多弹簧式机械密封-multiple-spring mechanical seal
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非平衡式机械密封-unbalanced mechanical seal
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平衡式机械密封-balanced mechanical seal
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单端面机械密封-single mechanical seal
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双端面机械密封-double mechanical seal
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轴向双端机械密封-axial double mechanical seal
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径向双端面机械密封-radial double mechanical seal
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串联机械密封-tandem mechanical seal
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橡胶波纹管机械密封-rubber-bellows mechanical seal
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聚四氟乙烯波纹管机械密封-ptfe-bellows mechanical seal
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金属波纹管机械密封-metal bellows mechanical seal
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焊接金属波纹管机械密封-welded metal bellows mechanical seal
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压力成型金属波纹管机械密封-formed metal bellows mechanical seal
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带浮动间隔环的机械密封-mechanical seal with floating intermediate ring
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磁力机械密封-magnetic mechanical seal
机械密封零件术语的常用词汇....
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sealing ring --密封环
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eal face--密封端面
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seal interface--密封界面
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rotating ring--动环/旋转环
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stationary ring--静环/静止环
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compensated ring--补偿环
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un-compensated ring--非补偿环
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seal head--补偿环组件
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primary seal--主密封
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secondary seal--副密封
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auxiliary seal--辅助密封
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auxiliary seal ring--辅助密封圈
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bellows--波纹管
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pushing out ring--撑环
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back-up ring--挡圈
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compensated ring adaptor--补偿环座
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un-compensated ring adaptor--非补偿环座
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spring adaptor--弹簧座
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seal adaptor--波纹管座
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retainer--传动座
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driving screw--传动螺钉
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set screw--紧定螺钉
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snap ring--卡环
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clamp ring--夹紧环
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anti-rotating pin--防转销
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annular seal space--密封腔
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seal chamber--密封腔体
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end cover--密封端盖
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elastic component--弹性元件
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a pair of friction components--摩擦副
机械密封常用英语表达词汇
impeller:叶轮
outside cup gasket: 静环外套
inside cup gasket: 动环内套
spring holder:弹簧垫
seal ring:密封环
framework:骨架
square ring:方型圈
wave spring:波形弹簧
cylinder spring:圆柱弹簧
coil spring:锥形弹簧
integral seal case:整体密封盒
purity:纯度
density:密度
hs—hardness:硬度
tensile strength:抗拉强度
bending strength:抗弯强度
compression strength:抗压强度
thermal conductivity:传热导系数
coefficient of thermal expansion:热膨胀系数
heat resistance:耐热
thermal impact coefficient:热冲击系数
acid resistance:耐酸
medium:介质
porosity:显气孔率
rockwell hardness:洛式硬度
breaking strength:抗析强度
stability of thermal vibration: 抗震稳定性
optical flatness:工作面平整度
roughness:粗糙度
lightbrand:光带
classification:分类
model:型号
thore hardness: 肖氏硬度
feature:特性
stamping:冲压
lobe pump:凸轮泵
step:台阶
1、防转销 anti-rotating pin
2、螺 栓 bolt
3、静环密封圈 stationary seal ring
4、螺 钉 screw
5、下静环 lower stationary ring
6、轴套螺母 bushing nut
7、动环密封圈 rotating seal ring
8、0形密封圈 0-ring
9、下动环 lower rotating ring
10、紧定套 set bushing
11、小弹簧 small spring
12、紧定螺母 set nut
13、螺 钉 screw
14、调节套 adjust bushing
15、弹簧座 spring adater
16、毡封油圈 oil seal
17、推 环 thrust ring
18、滚动轴承 bearing
19、轴 套 shaft sleeve
20、垫 板 gasket plate
21、螺 栓 bolt
22、j形油封 seal ring
23、密封箱体 seal box
24、推环 thust ring
25、密封垫 gasket
26、上静环 upper stationary ring
27、密封箱盖 seal box cover
28、上动环 upper rotating ring
29、轴承盖 bearing cover