法兰形式wn什么意思(工艺管道常用英文缩写 英汉对照)

序号

缩 写 词

说明DESCRIPTION

1

AARH

Arithmetic Average Roughness Height算术平均粗糙度高度

2

AGSS

Angular Seating Surface角支持面

3

AMB

Ambient环境

4

ANSI

American National Standards Institute美国国家标准协会

5

AO

Adjustable Opening可调式开

6

API

American Petroleum Institute美国石油协会

7

AS

Alloy Steel合金钢

8

ASB

Asbestos石棉

9

ASBR

Asbestos Rubber石棉橡胶

10

ASME

American Society Of Mechanical Engineers美国机械工程师学会

11

ASTM

American Society Of Testing Materials美国材料及试验学会

12

AV

Angle Valve角阀

13

AWWA

American Water Works Association美国自来水厂协会

14

BV

Ball Valve球阀

15

BB

Bolted Bonnet螺栓连接阀盖

16

BBE

Bevel Both Ends两端坡口端

17

BC

Bolted Cover螺栓连接阀帽

18

BE

Bevel End坡口端

19

BLD

Blind Flange盲法兰（法兰盖）

20

BLS

Bellows Sealing 波纹管密封

21

BFW

Boiler Feed Water锅炉给水

22

BG

Bolted Gland螺栓连接填料压盖

23

BLE

Bevel Large End大端坡口端

24

BLK

Blank插板（盲板）

25

BS

British Standard英国标准

26

BFV

Butterfly Valve蝶阀

27

BTV

Breathing Valve呼吸阀

28

BW

Butt Welded对焊

29

C

Carbon / Carbon Content碳/碳含量

30

CA

Corrosion Allowance腐蚀裕量

31

CV

Check Valve止回阀

32

CI

Cast Iron铸铁

33

CL

Class等级

34

COMM. CODE

Commodity Code商品代码

35

CON

Concentric同心

36

CPL

Coupling管箍

37

CR

Chloroprene Rubber氯丁橡胶

38

CS

Carbon Steel 碳钢

39

DE S-Bolt

Double End Stud Bolt双头螺柱

40

DN

Nominal Diameter 公称直径

41

DR

Drip Ring排污环

42

DSAW

Double Side Arc Welding双面埋弧焊

43

DI

Ductile Iron球墨铸铁

44

DV

Diaphragm Valve隔膜阀

45

EB

Extended Bonnet延长阀盖

46

ECC

Encentric偏心

47

EFW

Electrical Fusion Welding电熔焊

48

EL

Elbow弯头

49

ENR STD

Engineering Standard工程标准

50

EPDM

Ethylene-Propylene-Diene Monomer 三元乙丙橡胶

51

ERW

Electrical Resistance Welding电阻焊

52

FCPL

Full Coupling双承口管箍

53

FF

Flat Face全平面（密封面）

54

FG

Flexible Graphite柔性石墨

55

FLB

Floating Ball浮动式球阀

56

FLG

Flanged法兰

57

FNPT

60°Female NPT Threads60°NPT内螺纹

58

FP

Full Port全通径

59

FRP

Fiberglass-Reinforced Plastics玻璃纤维增强塑料（玻璃钢）

60

FT S-BOLT

Full Threaded Stud Bolt全螺纹螺柱

61

GSK

Gasket垫片

62

GALV

Galvanized 镀锌

63

GBP

Stainless Steel Wire & Flexible Graphite Braided Packing不锈钢丝和柔性石墨纺织填料

64

GBPR

Stainless Steel Wire & Flexible Graphite Braided Packing+Flexible Graphite Packing Ring不锈钢丝和柔性石墨纺织填料＋柔性石墨填料环

65

GLV

Globe Valve截止阀

66

GMG

Grooved Metal Gasket齿形金属垫片

67

GO

Gear Operation 齿轮操作

68

GR

Grade 级别

69

GRAF

Graphite石墨

70

GV

Gate Valve闸阀

71

HAS-C

Hastelloy-C哈斯合金-C

72

HCPL

Half Coupling单承口管箍

73

HEX

Hexagon六角

74

HHN

Heavy Hexagonal Nut重型六角螺母

75

HF

Hardening Face 表面硬化

76

HFW

High Frequency Welding高频焊

77

HPS

High Pressure Service高压介质

78

HW

Hand Wheel 手轮

79

ID

Inside Diameter内径

80

IR

Inner Ring内环

81

ISO

International Organization For Standardization国际标准组织

82

JS

Jack Screw顶丝螺纹

83

LAT

Lateral Tee斜三通

84

LB

Pound 磅

85

LF

Female Face / Large Female Face凹面/大凹面（密封面）

86

LG

Large Groove 大槽面（密封面）

87

LGS

Longitudinal Seam纵向焊缝

88

IT

Impact Test 冲击试验

89

LJ

Lap Joint松套连接

90

LM

Male Face / Large Male Face凸面/大凸面（密封面）

91

LM / LF

Large Male Face/ Large Female Face大凸面/大凹面（密封面）

92

LN

Lined衬里

93

LP

Low Pressure低压

94

LR

Long Radius长半径

95

LT

Large Tongue 大榫面（密封面）

96

LT / LG

Large Tongue And Large Groove 大榫面和大槽面（密封面）

97

LTS

Low Temperature System低温系统

98

LTCS

Low Temperature Carbon Steel 低温碳钢

99

LUG

Lug Type凸耳型

100

MAX

Maximum 最大

101

MEG

Metallic Envelope Gasket金属包覆垫片

102

MFR

Manufacturer制造商

103

MH

Metallic Hose金属软管

104

MI

Malleable Iron可锻铸铁

105

MIN

Minimum最小

106

MNPT

60º Male NPT Thread60ºNPT外螺纹

107

MP

Medium Pressure中压介质

108

MSS

American Valve & fitting Fabrication StandardizationAssociation美国阀门及配件工业制造商标准

109

MT

Magnetic Particle Testing磁粉检测

110

MTO

Material Take-Off材料统计

111

NB

Non-Bonnet 非阀盖

112

NBE

Nipple Both Ends两端短节

113

NBR

Nitrile-Butadiene Rubber丁腈橡胶

114

No

Number 编号

115

NPS

Nominal Pipe Size 管子公称尺寸

116

NPT

National Taper Pipe (Thread)（美国）国家锥形管螺纹

117

NR

Natural Rubber天然橡胶

118

NV

Needle Valve针形阀

119

OCR

Octagonal Ring Gasket八角形环垫片

120

OD

Outside Diameter 外径

121

OLET

Out-Let管嘴（支管台）

122

OR

Outer Ring外环

123

OS & Y

Outside Screw And Yoke支架式明杆外螺纹

124

OV

Orbit Valve轨道阀门

125

OVR

Oval Ring Gasket椭圆形环垫片

126

P&ID

Piping And Instrument Diagram管道和仪表流程图

127

PP

Polypropylene聚丙烯

128

PATN

Pattern型式

129

PSB

Pressure Sealing Bonnet压力密封阀盖

130

PBE

Plain Both Ends两端平端面

131

PSC

Pressure Sealing Cap压力密封阀帽

132

PE

Plain End平端面

133

PLSO

Plate Slip-On 板式平焊

134

POE

Plain One End一端平端面

135

PPL

Polyphenyl聚苯

136

PRESS

Pressure压力

137

PSE

Plain Small End 小端平端面

138

PTFE

Polytetrafluoroethylene聚四氟乙烯

139

PV

Plug Valve旋塞阀

140

PVC

Polyvinyl Chloride 聚氯乙烯

141

PVDF

Polyvinylidene Fluoride聚偏二氟乙烯

142

PWHT

Post Welding Heat Treatment 焊后热处理

143

R

Radius 半径

144

R1

55° Taper Pipe External Thread55°锥管外螺纹

145

Rc

55° Taper Pipe Internal Thread55°锥管内螺纹

146

RCPL

Reducing Coupling异径管箍

147

RED

Reduced异径

148

REP

Reduced Port缩径

149

RF

Raised Face 突台面（密封面）

150

RFG

Reinforced Flexible Graphite增强柔性石墨板

151

RJ（RTJ）

Ring Joint (Ring Trough Joint) 环连接（环槽连接密封面）

152

RJG

Metallic Ring Joint Gasket金属环连接垫片

153

RP

Reinforcing Pad补强板

154

RSG

Reinforced Sheet Gasket增强板式垫片

155

RT

Radiographic Test射线检测

156

RTFE

Reinforced Polytetrafluoroethylene增强聚四氟乙烯

157

RV

Relief Valve安全阀

158

S & B

Spacer & Blank垫环和插板（盲板）

159

S-BOLT

Stud Bolt 双头螺柱

160

SBR

Styrene Butadiene Rubber丁苯橡胶

161

SS

Stainless Steel不锈钢

162

SAW

Submerged Arc Welding埋弧焊

163

SB

Spectacle Blank 8字盲板

164

SCV

Stop Check Valve截止止回阀

165

SCH

Schedule 表号

166

SEY

Side Entry侧装式

167

SF

Small Female Face小凹面（密封面）

168

SFR

Synthetic Fiber Rubber合成纤维橡胶

169

SG

Small Groove小槽面（密封面）

170

SM

Small Male Face小凸面（密封面）

171

SMLS

Seamless无缝

172

SNIP

Swaged Nipple异径短节

173

SO

Slip-On平焊

174

SPS

Spiral Seam螺旋缝

175

SR

Short Radius短半径

176

SRT

T-Type StrainerT-型过滤器

177

SRY

Y-Type StrainerY-型过滤器

178

ST

Steam Trap蒸汽疏水器

179

STD

Standard标准

180

STHU

Straight-Through直通

181

STL

Stellite斯太立合金

182

SV

Safety Valve安全阀

183

SW

Socket Welding承插焊

184

SWB

Seal Weld Bonnet密封焊阀盖

185

SWG

Spiral Wound Gasket缠绕式垫片

186

SWNG

Swing Type旋启式

187

TB

Threaded Bonnet螺纹连接阀盖

188

TBE

Threaded Both Ends两端螺纹端

189

TE

Threaded End螺纹端

190

TEMP

Temperature 温度

191

TEY

Top Entry顶装式

192

THK

Thickness厚度

193

THR

Thread螺纹

194

TLD

Tilting Disc 倾斜式阀板

195

TOE

Thread One End一端螺纹端

196

TRI-ECC

Thr-Eccentric三偏心

197

TRUB

Trunion Ball固定式球阀

198

UG

Underground 地下

199

UT

Ultrasonic Test超声波检测

200

WAF

Wafer 对夹

201

WB

Welding Bonnet焊接连接阀盖

202

WN

Welding Neck对焊法兰颈

203

WRC

WIRE CLOTH金属丝编织物

204

WQF

Weld Quality Factor焊缝系数

205

COWL

熔化极气体保护焊和埋弧焊组合工艺

206

FEP

Fluorinated Ethylene Propylene聚全氟乙丙烯

207

DGT

Degreasing Treatment脱脂处理

208

FE

凹面/大凹面（密封面）

SO

slip-on

带颈平焊

S-OUT

steam-out

吹扫孔

SR

stress relief

应力消除

TFWT

tolerance of wall thickness

壁厚偏差

PIPE

管子

STEAM TRAP

疏水阀

ANTI-HIC

抗氢

PR-VALVE

减压阀

STEEL PAD

金属补强板

FLANGE

法兰

ELBOW

弯头

BLIND FLANGE

法兰盖

TEE

三通

SPECTANCLE

8字盲板

CAP

管帽

BLANK&SPACER

盲板+垫环或非标法兰

REDUCER

大小头

BOLT/NUT

螺栓螺母

NIPPLE

短节

OCTAGONAL

八角的

SOCKETOLET

承插焊加强管接头

GASKET

垫片

WELDOLET

对焊加强管接头

SPIRAL-WOUND

缠绕

HALF COUPLING

单承口管箍或单头螺纹管箍

COMPOSITE

复合的

NIPOLET

带短管加强管接头

FIREBOX

消火箱

LATEROLET

斜接加强管接头

KM65

闷盖

COUPLING

双承口管箍

KY65

管牙

GATE VALVE

闸阀

T STRAINER

过滤器

CHECK VALVE

止回阀

FUNNEL

漏斗

Y-STOP CHECK VALVE

截止止回阀

HOSE-COUPLER

软管

GLOBE VALVE

截止阀

SIGHT GLASS

视镜

BALL VALVE

球阀

ORBIT BALL VALVE

轨道球阀

BUTTERFLY VALVE

蝶阀

ANGLE VALVE

角阀

NIDDLE VALVE

针型阀/采样阀

150Lb-------2.0MPa

300Lb-------5.0MPa

400Lb-------6.8MPa

600Lb-------10.0MPa

800Lb-------14.0MPa

900Lb-------15.0MPa

1500Lb-------25.0MPa

2500Lb-------42.0MPa

3000Lb-------59.0MPa