卡尔斯阀门
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材料的温度极限 |
【时间:2011-11-10 20:34:42】
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材料的温度极限 |
材料的温度极限
在连接铜管和焊接端口阀门时要核对压力/温度额定值† ADJUSTED PRESSURE/TEMPERATURE RATINGS FOR JOINTS MADE OF COPPER TUBE AND SOLDER END VALVES† |
焊接连接 SOLDER USED IN JOINTS |
工作温度 华氏oF SERVICE TEMPERATURE DEGREES oF |
水,包括其它非腐蚀性液体和气体 WATER, Including other noncorrosive liquids and gases |
饱和气体 SATURATED STEAM |
阀门公称通径 Valve Sizes |
(psig) |
1/4英寸至1英寸 1/4" through 1" |
1/4英寸至2英寸 1/4" through 2" |
2 1/2英寸至2英寸 2 1/2" through 2" |
1/4英寸至4英寸 1/4" through 4" |
50 -- 50 锡 -- 铅 (ASTM B-32) 50 - A等级合金 50 -- 50 Tin -- Lead (ASTM B-32) Alloy Grade 50 - A |
100 |
200 |
175 |
160 |
-- |
150 |
150 |
125 |
100 |
-- |
200 |
100 |
90 |
75 |
-- |
250 |
85 |
75 |
50 |
15* |
95 -- 5 锡 -- 锑 95 -- 5 Tin -- Antimony |
100 |
500 |
400 |
300 |
-- |
150 |
400 |
350 |
275 |
-- |
200 |
300 |
250 |
200 |
-- |
250 |
200 |
175 |
150 |
15* |
* 这个压力取决于饱和蒸气在表中的最高温度。 † 本表根据美国国家标准局公布的“建造材料和结构报告BMS58和BMS83“编制而成。 * This Pressure is determined by the temperature of saturated steam at the maximum temperature shown. † Tables from National Bureau of Standards publications "Building Materials and Structures Reports BMS58 and BMS83" |
青铜额定压力阀门的压力/温度额定值‡ PRESSURE/TEMPERATURE RATINGS FOR BRONZE PRESSURE RATED VALVES‡ |
|
压力 -- PSI PRESSURE -- PSI |
压力等级 PRESS. CLASS |
1252, 3 |
150 |
300 |
连接端口 END CONN. |
螺纹 THD. |
螺纹 THD. |
螺纹 THD. |
温度 TEMP. |
材料 MATERIAL |
温度 oF (DEG. oF) |
ASTM B-62 |
ASTM B-61 |
-20至150 -20 to 150 |
200 |
300 |
600 |
200 |
185 |
270 |
560 |
250 |
170 |
240 |
525 |
300 |
155 |
210 |
490 |
350 |
140 |
180 |
450 |
400 |
-- |
-- |
410 |
406 |
125 |
150 |
-- |
450 |
1201
| 1451 |
375 |
500 |
-- |
-- |
340 |
550 |
-- |
-- |
300 |
1 有些规程(例如:ASME,BPVC,SECTION 1)将上述材料的额定温度限制在406oF以下。 Some codes (i.e., ASME BPVC, SECTION 1) limit the rating temperatures of the indicated material to 406oF. 2 丁腈橡胶阀瓣阀门的温度限制在180oF以下。 Buna-N disc valves limited to 180oF temperatures. 3 TFE阀瓣阀门的温度限制在450oF以下。 TFE disc valves limite to 450oF temperatures. 4 焊接连接端口阀门温度限制在不影响焊接连接端口的强度范围内。 Solder end valves are limited by temperatures which affect the strength of the solder joint. ‡ 本表引自MSS-SP80 Tables from MSS-SP80 |
尼伯科灰铸铁和球墨铸铁阀门的压力/温度额定值 PRESSURE/TEMPERATURE RATINGS FOR NIBCO GRAY IRON AND DUCTILE IRON VALVES |
|
灰铁 GRAY IRON |
球墨铸铁 DUCTILE IRON |
温度oF 1), 2) Temperature Degrees oF 1), 2) |
125磅级 200水、油、气 Class 125 200 WOG |
250磅级 500水、油、气 Class 250 500 WOG |
150磅级 Class 150 |
2" - 12" |
14" - 24" |
30" - 48" |
2" - 12" |
14" - 24" |
2" - 12" |
-20 to 100 |
200 |
150 |
150 |
500 |
300 |
250 |
150 |
200 |
150 |
-- |
500 |
300 |
243 |
200 |
190 |
135 |
115 |
460 |
280 |
235 |
225 |
180 |
130 |
100 |
440 |
270 |
-- |
250 |
175 |
125 |
85 |
415 |
260 |
225 |
275 |
170 |
120 |
65 |
395 |
250 |
-- |
300 |
165 |
110 |
50 |
375 |
240 |
215 |
325 |
155 |
105 |
-- |
355 |
230 |
-- |
350 |
150 |
100 |
-- |
335 |
220 |
210 |
375 |
145 |
-- |
-- |
315 |
210 |
-- |
400 |
140 |
-- |
-- |
290 |
200 |
200 |
425 |
130 |
-- |
-- |
270 |
-- |
-- |
*450 |
125 |
-- |
-- |
250 |
-- |
185 |
500 |
-- |
-- |
-- |
-- |
-- |
170 |
550 |
-- |
-- |
-- |
-- |
-- |
155 |
600 |
-- |
-- |
-- |
-- |
-- |
140 |
650 |
-- |
-- |
-- |
-- |
-- |
125 | | |
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