| AC |
交流电
Alternating Current |
EXP VLV |
膨胀阀
Expansion Valve |
PSIA |
磅/平方英寸(绝对值)
Pounds Per Square Inch Absolute |
| ALL IRON |
全铁结构
All-Iron Construction |
F |
华氏温度
Degree Fahrenheit |
PSIG |
磅/平方英寸(表值)
Pounds Per Square Inch Gage |
| AMER STD |
美国标准
American Standard |
FF |
平面
Flat Face |
RECIRC |
再循环
Recirculate(d) |
| AMS |
自动化工程师协会的航空材料规范
Aeronautical Material
Specifications of the Society
of Automotive Engineers |
FtoF |
面对面
Face to Face |
RF |
凸面
Raised Face |
| APPROX |
近似值
Approximate |
FLG |
法兰端口
Flanged End |
RPM |
每分钟转数
Revolutions per Minute |
| ASME |
美国机械工程师协会
American Society of Mechanical
Engineers |
FM |
表示产品已经美国工厂相互保险研究所认证
Indicates product has been approved
by Factory Mutual Laboratories |
RS |
明杆
Rising Stem |
| ASTM |
美国实验材料协会
American Society of Testing Materials |
F/S |
安全因素
Factor of Safety |
S.A.E. |
美国自动化工程师协会
Society of Automotive Engineers |
| ATM |
大气，空气
Atmosphere |
FSPS |
内螺纹标准管道口径
Female Standard Pipe Size |
SB |
螺纹旋进阀盖
Screw-in Bonnet |
| BB |
螺栓阀盖
Bolted Bonnet |
FT LB |
英尺磅(功的单位)
Foot Pound |
SE |
螺纹端口
Screwed (Threaded) End |
| BLR |
锅炉
Boiler |
GPH |
加仑/小时
Gallons Per Hour |
SJ |
焊接连接
Solder Joint |
| B/M |
材料清单
Bill of Material |
GPM |
加仑/分钟
Gallons Per Minute |
SPEC |
规格说明
Specification |
| BTU |
英国热量单位
British Thermal Unit(s) |
IBBM |
铸铁阀体，青铜安装
Iron Body, Bronze Mounted |
STD |
标准
Standard |
| C |
摄氏度
Degree Centigrade |
IN LB |
英寸-磅
Inch-pound |
SWP |
蒸汽工作压力
Steam Working Pressure |
| CxC |
铜对铜
Copper to Copper |
IPS |
铁管口径
Iron Pipe Size |
TEMP |
温度
Temperature |
| CDA |
美国铜开发协会
Copper Development Association |
MSS |
美国阀门及其部件行业的制造商标准化协会
Manufacturers Standardization Society
of the Valve and Fitting Industry |
TRIM |
某些阀门部件的专用术语，如阀瓣，
阀座环，阀杆，和重填填料阀座衬套
Term designating certain valve parts
such as discs, seat rings, stems, and
repacking seat bushings |
| COND |
冷凝器
Condenser |
NEC |
美国国家电器法典
National Electrical Code |
UB |
整体阀盖
Union Bonnet |
| COP |
铜
Copper |
NPT |
美国标准锥管螺纹
American Standard Taper Pipe Thread |
UL |
表示经过美国保险商实验室有限公司认
证的产品
Indicates product has been approved
by Underwriter's Laboratories, Inc. |
| CSA |
加拿大标准协会
Canadian Standards Association |
NRS |
暗杆
Non-Rising Stem |
VAC |
真空
Vacuum |
| CV |
止回阀
Check Valve |
OD |
外径
Outside Diameter |
VOL |
提及，容量
Volume |
| CWP |
冷水工作压力
Cold Working Pressure |
OS&Y |
外螺纹和轭架
Outside Screw and Yoke |
WOG |
水，油，气工作压力
Water, Oil, Gas Working Pressure |
| CYL |
圆柱体气缸
Cylinder |
PNEU |
气动
Pneumatic |
WWP |
水工作压力
Water Working Pressure |
| DC |
直流电
Direct Current |
PRESS |
压力
Pressure |
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| DD |
双阀瓣
Double Disc |
PRV |
减压阀
Pressure Reducing Valve |
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PSI |
磅/平方英寸
Pounds Per Square Inch |
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法兰
Flanged |
螺纹
Threaded |
锥形和
喇叭口
Bell &
Spigot |
熔焊
Welded |
焊接
Soldered |
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| 1. |
角阀
Angle Valve |
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1.1 止回阀
1.1 Check |
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1.4 截止阀 (正视图)
1.4 Globe (elevation) |
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1.5 截止阀 (平面图)
1.5 Globe (plan) |
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1.6 软管角阀
1.6 Hose Angle |
与符号9.1相同
Same as Symbol 9.1 |
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| 2. |
自动阀
Automatic Valve |
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2.1 旁路
2.1 By-Pass |
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2.2 控制器操作
2.2 Governor-Operated |
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2.3 减压
2.3 Reducing |
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| 3. |
止回阀
Check Valve |
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3.1 角形止回阀
3.1 Angle Check |
与符号1.1相同
Same as symbol 1.1 |
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3.2 (直线管路)
3.2 (straight way) |
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| 4. |
旋塞阀
Cock |
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| 5. |
隔膜阀
Diaphragm Valve |
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| 6. |
浮球阀
Float Valve |
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| 7. |
闸阀
Gate Valve |
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7*.1 |
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7.4 电机操作
7.4 Motor-Operated |
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| 8. |
截止阀
Globe Valve |
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8.1 |
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8.2 角形截止阀
8.2 Angle Globe |
符号与1.4和1.5相同
Same as Symbols 1.4 & 1.5 |
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8.4 软管截止阀
8.3 Hose Globe |
符号与9.3相同
Same as Symbol 9.3 |
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8.4 电机操作
8.4 Motor-Operated |
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| 9. |
软管阀门
Hose Valve |
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9.1 角阀
9.1 Angle |
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9.2 闸阀
9.2 Gate |
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9.3 截止阀
9.3 Globe |
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| 10. |
双重阀
Lockshield Valve |
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| 11. |
快开阀
Quick-Opening Valve |
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| 12. |
安全阀
Safety Valve |
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| 13. |
停止阀
Stop Valve |
符号与7.1相同
Same as Symbol 7.1 |
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| 14. |
T形
Tee |
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14.7 侧向出口(出口朝下)
14.7 Side Outlet
(outlet down) |
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14.8 侧向出口(出口朝上)
14.8 Side Outlet
(outlet up) |
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| 15. |
一体式
Union |
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