管道物资名称中英文对照100组

序号

中文名称

中文释义

英语名称

英文释义

备注

1

无缝钢管

无焊接缝的钢管,适用于高压流体输送

Seamless Steel Pipe

Weldless steel pipe for high-pressure fluid transport

常用材质 Q235B、20# 钢

2

直缝埋弧焊钢管

采用埋弧焊工艺焊接的直缝钢管,用于长输管道

LSAW Steel Pipe

Longitudinal Submerged Arc Welded pipe for long-distance pipelines

直径多≥DN500

3

螺旋缝埋弧焊钢管

螺旋状焊缝的埋弧焊钢管,性价比高

SSAW Steel Pipe

Spiral Submerged Arc Welded pipe with high cost-performance

适用于低压输水、输气管道

4

90° 弯头

使管道转向 90° 的管件,用于管路拐弯处

90° Elbow

Fitting for 90° pipeline direction change at turning points

连接方式:焊接、螺纹

5

45° 弯头

使管道转向 45° 的管件,减少流体阻力

45° Elbow

Fitting for 45° pipeline direction change to reduce fluid resistance

常用于管路平缓转向段

6

180° 弯头(U 型弯)

使管道反向转向 180° 的管件,用于管路折返

180° Elbow (U-Bend)

Fitting for 180° pipeline reverse direction change for return sections

需验算管道热胀冷缩应力

7

等径三通

主管与支管直径一样的三通管件,分流 / 合流用

Equal Tee

Tee fitting with same diameter for main and branch pipes (flow split/combine)

流体阻力均匀,适用于等径管路分支

8

异径三通

主管与支管直径不同的三通管件

Reducing Tee

Tee fitting with different diameters for main and branch pipes

支管直径一般小于主管,需标注各端口径

9

正三通

支管垂直于主管的三通,常规分流管件

Straight Tee

Tee fitting with branch pipe perpendicular to main pipe (standard flow split)

最常用三通类型,适用多数工况

10

等径四通

四端口直径一样的管件,用于管路十字分支

Equal Cross

Cross fitting with same diameter for four ports (cross pipeline branch)

流体分流均匀,适用于复杂管路

11

异径四通

部分端口直径不同的四通管件

Reducing Cross

Cross fitting with partial different diameters for ports

需明确各端口口径,避免错配

12

同心异径管

两端圆心重合的异径管件,用于管路变径

Concentric Reducer

Reducer with coincident centers for two ends (pipeline diameter change)

流体阻力小,适用于垂直 / 水平管路

13

偏心异径管

两端圆心偏移的异径管件,防气阻 / 液阻

Eccentric Reducer

Reducer with offset centers for two ends (prevent air/liquid blockage)

常用于泵进口、水平管路变径

14

管帽

封闭管道端部的管件,用于管路末端封堵

Pipe Cap

Fitting for sealing pipeline end (closure for pipe terminal)

有焊接、螺纹两种连接方式

15

管堵

临时或永久封堵管道端口的配件

Pipe Plug

Accessory for temporary/permanent pipeline port sealing

螺纹连接为主,材质多与管道匹配

16

活接头

可拆卸的管接头,方便管路维修

Union

Removable pipe joint for easy pipeline maintenance

由螺母、垫片、接头体组成,便于拆装

17

法兰(平焊)

焊接在管道端部的平焊法兰,用于管路连接

Slip-On Flange

Flange welded on pipeline end (slip-on type for pipeline connection)

安装简便,适用于中低压管路

18

法兰(对焊)

与管道坡口焊接的法兰,承载能力强

Weld Neck Flange

Flange with bevel weld to pipeline (high load-bearing capacity)

适用于高压、高温工况

19

法兰(承插焊)

管道插入法兰孔焊接的法兰,密封性能好

Socket Weld Flange

Flange with pipeline inserted into hole for welding (good sealing)

适用于小口径高压管路(DN≤50)

20

法兰(螺纹)

通过螺纹与管道连接的法兰,无需焊接

Threaded Flange

Flange connected to pipeline via thread (no welding required)

适用于不便焊接的场景(如防爆区域)

21

法兰垫片(石棉)

石棉材质的法兰密封垫片,耐温性较好

Asbestos Flange Gasket

Asbestos gasket for flange sealing (good temperature resistance)

不适用于食品、医药行业

22

法兰垫片(石墨)

石墨材质的法兰垫片,耐腐蚀性强

Graphite Flange Gasket

Graphite gasket for flange sealing (strong corrosion resistance)

适用酸碱流体,密封性能优于石棉

23

法兰垫片(金属缠绕)

金属带与填充料缠绕制成的垫片,密封性优

Spiral Wound Metal Gasket

Spiral-wound gasket with metal strip and filler (excellent sealing)

适用于高压、高温及交变压力工况

24

双头螺栓

两端带螺纹的螺栓,用于法兰连接

Stud Bolt

Bolt with threads on both ends for flange connection

常用标准 ASTM A193 B7

25

六角螺母

配合螺栓使用的六角形螺母,紧固法兰

Hex Nut

Hexagonal nut matched with bolt for flange fastening

常用标准 ASTM A194 GR 2HM

26

垫圈(平垫圈)

垫在螺母与法兰间的平形垫片,分散压力

Flat Washer

Flat gasket between nut and flange for pressure distribution

材质多为碳钢、不锈钢

27

垫圈(弹簧垫圈)

带弹性的垫圈,防螺母松动

Spring Washer

Elastic gasket to prevent nut loosening

适用于振动较大的管路(如泵出口)

28

闸阀(明杆)

阀杆伸出阀盖的闸阀,可观察阀门开度

Rising Stem Gate Valve

Gate valve with stem extending out of bonnet (valve opening visible)

用于全开 / 全关,不适用于调节流量

29

闸阀(暗杆)

阀杆不伸出阀盖的闸阀,结构紧凑

Non-Rising Stem Gate Valve

Gate valve with stem not extending out of bonnet (compact structure)

适用于空间受限的场景

30

截止阀(直通式)

流体直向通过的截止阀,调节性能好

Globe Valve (Straight)

Globe valve with straight fluid flow (good regulation performance)

适用于需要调节流量的管路

31

截止阀(角式)

流体 90° 转向通过的截止阀,节省安装空间

Globe Valve (Angle)

Globe valve with 90° fluid flow (space-saving installation)

常用于管路拐角处的流量调节

32

球阀(浮动球)

球体浮动的球阀,密封性能随压力提升

Floating Ball Valve

Ball valve with floating ball (sealing improves with pressure)

适用于中低压、常温工况

33

球阀(固定球)

球体固定的球阀,承载能力强

Trunnion Ball Valve

Ball valve with fixed ball (high load-bearing capacity)

适用于高压、大口径管路(DN≥200)

34

止回阀(升降式)

阀芯升降实现单向密封的止回阀

Lift Check Valve

Check valve with lifting valve core for one-way sealing

适用于清洁流体,安装于水平管路

35

止回阀(旋启式)

阀芯旋转开启的止回阀,流阻小

Swing Check Valve

Check valve with swinging valve core (low flow resistance)

适用于大口径、含少量杂质的流体

36

止回阀(蝶式)

蝶板式阀芯的止回阀,结构紧凑

Butterfly Check Valve

Check valve with butterfly disc (compact structure)

适用于低压、大流量管路

37

蝶阀(中线)

阀杆居中的蝶阀,密封性能一般

Center Line Butterfly Valve

Butterfly valve with central stem (general sealing performance)

适用于低压、大口径通风 / 给排水管路

38

蝶阀(偏心)

阀杆偏移的蝶阀,密封性能优

Eccentric Butterfly Valve

Butterfly valve with offset stem (excellent sealing performance)

适用于中压、腐蚀性流体管路

39

安全阀(弹簧式)

弹簧驱动的安全阀,超压自动泄压

Spring-Loaded Safety Valve

Safety valve driven by spring (automatic pressure relief when overpressure)

需定期校验开启压力

40

安全阀(先导式)

先导阀控制的安全阀,适用于大口径管路

Pilot-Operated Safety Valve

Safety valve controlled by pilot valve (for large-diameter pipelines)

开启压力稳定,适用于高压系统

41

减压阀(薄膜式)

薄膜驱动的减压阀,稳压精度高

Diaphragm Reducing Valve

Reducing valve driven by diaphragm (high pressure stabilization accuracy)

适用于低压、小流量稳压场景

42

减压阀(活塞式)

活塞驱动的减压阀,承载能力强

Piston Reducing Valve

Reducing valve driven by piston (high load-bearing capacity)

适用于高压、大流量管路

43

疏水阀(浮球式)

浮球控制的疏水阀,自动排除凝结水

Float Trap

Trap controlled by float (automatic condensate discharge)

适用于蒸汽管路,排水不排汽

44

疏水阀(热静力式)

温度感应的疏水阀,适用于低压蒸汽

Thermostatic Trap

Trap with temperature sensing (for low-pressure steam)

结构简单,无需外接动力

45

过滤器(Y 型)

Y 形结构的过滤器,拦截管路杂质

Y-Type Strainer

Y-shaped strainer for intercepting pipeline impurities

安装于泵、阀门前,需定期清洗滤网

46

过滤器(T 型)

T 形结构的过滤器,便于清洗

T-Type Strainer

T-shaped strainer for easy cleaning

适用于杂质含量较高的管路

47

过滤器(篮式)

篮状滤网的过滤器,过滤面积大

Basket Strainer

Strainer with basket filter (large filtering area)

适用于大流量、高杂质管路

48

补偿器(波纹式)

波纹结构的补偿器,吸收管路热胀冷缩

Bellows Expansion Joint

Bellows-structured joint for absorbing pipeline thermal expansion

常用材质不锈钢,需计算补偿量

49

补偿器(套筒式)

套筒滑动的补偿器,补偿量大

Sleeve Expansion Joint

Sleeve-sliding joint with large compensation capacity

适用于长距离直埋管路

50

补偿器(旋转式)

可旋转的补偿器,减少管路应力

Rotating Expansion Joint

Rotatable joint for reducing pipeline stress

适用于管路拐弯处的热补偿

51

管卡(固定)

固定管道位置的卡具,限制管道位移

Fixed Pipe Clamp

Clamp for fixing pipeline position (restrict pipeline displacement)

安装于墙体、支架上,材质多为碳钢 / 塑料

52

管卡(滑动)

允许管道轴向滑动的卡具,适应热胀冷缩

Sliding Pipe Clamp

Clamp allowing pipeline axial sliding (adapt to thermal expansion)

适用于水平管路,减少附加应力

53

管托(滑动)

支撑管道且允许滑动的构件

Sliding Pipe Support

Support member for pipeline with sliding function

常用于蒸汽、热水管路的水平段

54

管托(固定)

固定管道的支撑构件,限制多向位移

Fixed Pipe Support

Support member for fixing pipeline (restrict multi-directional displacement)

安装于管路拐点、阀门两侧

55

管托(导向)

引导管道沿特定方向移动的支撑构件

Guided Pipe Support

Support member guiding pipeline movement in specific direction

确保管道热胀冷缩沿设计路径移动

56

管吊(刚性)

刚性悬挂管道的构件,无缓冲功能

Rigid Pipe Hanger

Rigid suspension member for pipeline (no buffer function)

适用于无振动、小口径管路

57

管吊(弹簧)

弹簧式悬挂管道的构件,吸收振动

Spring Pipe Hanger

Spring-type suspension member for pipeline (absorb vibration)

适用于有振动、大口径管路(如泵出口)

58

压力表(弹簧管)

弹簧管驱动的压力表,测量管路压力

Bourdon Tube Pressure Gauge

Pressure gauge driven by bourdon tube (measure pipeline pressure)

量程选择为正常压力的 1.5-2 倍

59

压力表(隔膜式)

隔膜隔离的压力表,适用于腐蚀性流体

Diaphragm Pressure Gauge

Pressure gauge with diaphragm isolation (for corrosive fluids)

避免介质直接接触表芯,延长使用寿命

60

温度计(双金属)

双金属片驱动的温度计,测量管路温度

Bimetallic Thermometer

Thermometer driven by bimetallic strip (measure pipeline temperature)

安装于管路直段,远离阀门、弯头

61

温度计(热电偶)

热电偶传感的温度计,适用于高温工况

Thermocouple Thermometer

Thermometer with thermocouple sensor (for high-temperature conditions)

测量范围 – 200℃~1600℃,需配套显示仪

62

流量计(涡轮)

涡轮转动计量流量的仪表,精度高

Turbine Flowmeter

Flowmeter with turbine rotation (high accuracy)

适用于清洁、低粘度流体(如油、水)

63

流量计(电磁)

电磁感应计量流量的仪表,适用于导电流体

Electromagnetic Flowmeter

Flowmeter with electromagnetic induction (for conductive fluids)

无机械部件,维护量小,适用于污水、浆液

64

流量计(涡街)

检测涡街频率计量流量的仪表,适用范围广

Vortex Flowmeter

Flowmeter detecting vortex frequency (wide application range)

适用于气体、液体、蒸汽

65

液位计(玻璃管)

玻璃管显示液位的仪表,直观性强

Glass Tube Level Gauge

Level gauge with glass tube display (high intuition)

适用于常压、透明介质储罐

66

液位计(浮球)

浮球驱动显示液位的仪表,适用于密闭储罐

Float Level Gauge

Level gauge driven by float (for closed tanks)

可远程传输信号,适用于高压储罐

67

管道泵(离心泵)

离心泵结构的管道泵,用于管路增压

Pipeline Centrifugal Pump

Pipeline pump with centrifugal structure (for pipeline pressure boosting)

安装于管路中间,不占额外空间

68

管道泵(螺杆泵)

螺杆结构的管道泵,适用于高粘度流体

Pipeline Screw Pump

Pipeline pump with screw structure (for high-viscosity fluids)

适用于输送原油、糖浆等

69

阀门执行器(电动)

电动驱动的阀门执行机构,实现远程控制

Electric Valve Actuator

Electric-driven valve actuator (remote control function)

配套 PLC 系统,适用于自动化管路

70

阀门执行器(气动)

气动驱动的阀门执行机构,响应速度快

Pneumatic Valve Actuator

Pneumatic-driven valve actuator (fast response speed)

适用于防爆、高频率操作场景

71

管道接头(快速)

快速连接的管道接头,便于临时拆装

Quick Pipe Connector

Pipe connector for quick connection (easy temporary assembly/disassembly)

适用于应急维修、临时管路

72

管道接头(卡套)

卡套密封的管道接头,无需焊接

Compression Pipe Connector

Pipe connector with compression seal (no welding required)

适用于小口径不锈钢、铜管

73

管道修补器(抱箍式)

抱箍结构的管道修补件,用于管道泄漏修补

Hoop-Type Pipe Repair Clamp

Hoop-structured repair clamp for pipeline leakage

适用于管道局部腐蚀、裂纹修补

74

管道保温棉(岩棉)

岩棉材质的管道保温材料,耐高温

Rock Wool Pipe Insulation

Rock wool insulation material for pipelines (high temperature resistance)

适用温度≤600℃,用于蒸汽、高温水管路

75

管道保温棉(聚氨酯)

聚氨酯材质的管道保温材料,保温效果好

Polyurethane Pipe Insulation

Polyurethane insulation material for pipelines (excellent insulation)

适用温度 – 196℃~120℃,用于冷热水管路

76

管道防腐漆(底漆)

管道防腐的底层油漆,增强附着力

Pipeline Anticorrosive Primer

Primer for pipeline anticorrosion (enhance adhesion)

常用环氧富锌底漆,防锈性能优

77

管道防腐漆(面漆)

管道防腐的表层油漆,抗老化

Pipeline Anticorrosive Topcoat

Topcoat for pipeline anticorrosion (anti-aging)

常用聚氨酯面漆,耐候性强

78

管道标识牌(介质)

标注管道内介质的标识牌,便于识别

Pipeline Medium Sign

Sign marking medium in pipeline (easy identification)

按 GB 7231 标准,颜色 + 文字标注(如红色 – 蒸汽)

79

管道标识牌(流向)

标注介质流向的标识牌,避免误操作

Pipeline Flow Direction Sign

Sign marking medium flow direction (prevent misoperation)

箭头方向与介质流向一致

80

管塞(螺纹)

螺纹连接的管道堵塞件,临时封堵

Threaded Pipe Plug

Threaded pipe closure for temporary sealing

材质多为碳钢、塑料,需匹配管道螺纹规格

81

管帽(焊接)

焊接固定的管道端部封堵件,永久密封

Welded Pipe Cap

Welded pipe closure for permanent sealing

适用于高压、重大管路末端

82

法兰盖(盲板)

封堵法兰端口的盲板,用于管路检修

Blind Flange (Blind Disc)

Blind disc for sealing flange port (pipeline maintenance)

有全盲板、8 字盲板两种,8 字盲板可半开

83

8 字盲板

形似 “8” 字的盲板,可切换通 / 断状态

Figure-8 Blind Flange

Figure-8-shaped blind flange (switchable on/off state)

适用于需要频繁切换通断的管路

84

限流孔板

限制流体流量的孔板,用于流量调节

Restriction Orifice Plate

Orifice plate for restricting fluid flow (flow regulation)

结构简单,无需动力,适用于稳定工况

85

节流阀

通过节流调节流量的阀门,精度较低

Throttle Valve

Valve for flow regulation via throttling (low accuracy)

适用于对调节精度要求不高的场景

86

平衡阀

平衡管路压力的阀门,用于水力平衡

Balancing Valve

Valve for balancing pipeline pressure (hydraulic balance)

常用于空调、供暖管路系统

87

排气阀(自动)

自动排出管路内空气的阀门,防气阻

Automatic Air Release Valve

Valve for automatic air discharge in pipeline (prevent air blockage)

安装于管路最高点

88

排污阀

排出管路内污水、杂质的阀门,用于管路清洁

Blowdown Valve

Valve for discharging sewage/impurities (pipeline cleaning)

安装于管路最低点、过滤器底部

89

软管(金属波纹)

金属波纹管结构的软管,吸收振动、位移

Metal Bellows Hose

Metal bellows-structured hose (absorb vibration/displacement)

适用于泵出口、设备连接段

90

软管(橡胶)

橡胶材质的软管,柔性好,便于安装

Rubber Hose

Rubber-structured hose (good flexibility, easy installation)

适用于低压、常温流体,避免阳光直射

91

管箍(双卡)

双卡结构的管道连接箍,连接强度高

Double-Clamp Pipe Coupling

Double-clamp coupling for pipe connection (high strength)

适用于大口径塑料、钢管连接

92

管箍(单卡)

单卡结构的管道连接箍,安装简便

Single-Clamp Pipe Coupling

Single-clamp coupling for pipe connection (easy installation)

适用于小口径、低压管路

93

管道支架(角钢)

角钢制作的管道支架,承载能力适中

Angle Steel Pipe Support

Pipe support made of angle steel (moderate load-bearing capacity)

适用于室内、小口径管路支撑

94

管道支架(槽钢)

槽钢制作的管道支架,承载能力强

Channel Steel Pipe Support

Pipe support made of channel steel (high load-bearing capacity)

适用于室外、大口径管路支撑

95

管道预埋件

预先埋入建筑结构的管道固定件

Pipeline Embedded Part

Embedded part for pipeline fixing in building structure

浇筑混凝土时预埋,确保支架稳固

96

阀门手轮

手动操作阀门的轮状部件

Valve Handwheel

Wheel-shaped part for manual valve operation

材质多为铸铁、塑料,需匹配阀门规格

97

阀门填料(石墨)

石墨材质的阀门密封填料,耐温耐压

Graphite Valve Packing

Graphite packing for valve sealing (temperature/pressure resistance)

适用于高温、高压阀门的阀杆密封

98

阀门填料(PTFE)

聚四氟乙烯材质的阀门填料,耐腐蚀性强

PTFE Valve Packing

PTFE packing for valve sealing (strong corrosion resistance)

适用于酸碱等强腐蚀性介质阀门

99

管道探伤剂

检测管道焊接缺陷的试剂,用于质量检验

Pipeline Inspection Dye Penetrant

Dye penetrant for detecting pipeline weld defects (quality inspection)

适用于目视难以发现的表面缺陷

100

管道防锈油

保护管道表面的防锈油,防止氧化腐蚀

Pipeline Rust-Preventive Oil

Rust-preventive oil for protecting pipeline surface (prevent oxidation)

适用于管道存储、运输阶段的防锈保护

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