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\u9600\u95e8\u7684\u4f53\u7cfb\u67092\u79cd\uff1a\u4e00\u79cd\u662f\u5fb7\u56fd\uff08\u5305\u62ec\u6211\u56fd\uff09\u4e3a\u4ee3\u8868\u7684\u4ee5\u5e38\u6e29\u4e0b\uff08\u6211\u56fd\u662f100\u5ea6\u3001\u5fb7\u56fd\u662f120\u5ea6\uff09\u7684\u8bb8\u7528\u5de5\u4f5c\u538b\u529b\u4e3a\u57fa\u51c6\u7684\u201c\u516c\u79f0\u538b\u529b\u201d\u4f53\u7cfb\u3002\u4e00\u79cd\u662f\u7f8e\u56fd\u4e3a\u4ee3\u8868\u7684\u4ee5\u67d0\u4e2a\u6e29\u5ea6\u4e0b\u7684\u8bb8\u7528\u5de5\u4f5c\u538b\u529b\u4e3a\u4ee3\u8868\u7684\u201c\u6e29\u5ea6\u538b\u529b\u4f53\u7cfb\u201d\u7f8e\u56fd\u7684\u6e29\u5ea6\u538b\u529b\u4f53\u7cfb\u4e2d\uff0c\u9664150LB\u4ee5260\u5ea6\u4e3a\u57fa\u51c6\u5916\uff0c\u5176\u4ed6\u5404\u7ea7\u5747\u4ee5454\u5ea6\u4e3a\u57fa\u51c6\u3002150\u78c5\u7ea7\uff08150psi=1MPa\uff09\u768425\u53f7\u78b3\u94a2\u9600\u95e8\u5728260\u5ea6\u65f6\u5019\uff0c\u8bb8\u7528\u5e94\u529b\u4e3a1MPa\uff0c\u800c\u5728\u5e38\u6e29\u4e0b\u7684\u8bb8\u7528\u5e94\u529b\u8981\u6bd41MPa\u5927\u5f97\u591a\uff0c\u5927\u7ea6\u662f2.0MPa\u3002\u6240\u4ee5\uff0c\u4e00\u822c\u8bf4\u7f8e\u6807150LB\u5bf9\u5e94\u7684\u516c\u79f0\u538b\u529b\u7b49\u7ea7\u4e3a2.0MPa\uff0c300LB\u5bf9\u5e94\u7684\u516c\u79f0\u538b\u529b\u7b49\u7ea7\u4e3a5.0MPa\u7b49\u7b49\u3002<\/p>\n

\u56e0\u6b64\uff0c\u4e0d\u80fd\u968f\u4fbf\u6309\u7167\u538b\u529b\u53d8\u6362\u516c\u5f0f\u6765\u53d8\u6362\u516c\u79f0\u538b\u529b\u548c\u6e29\u538b\u7b49\u7ea7\u3002PN\u662f\u4e00\u4e2a\u7528\u6570\u5b57\u8868\u793a\u7684\u4e0e\u538b\u529b\u6709\u5173\u7684\u4ee3\u53f7\uff0c\u662f\u63d0\u4f9b\u53c2\u8003\u7528\u7684\u4e00\u4e2a\u65b9\u4fbf\u7684\u5706\u6574\u6570\uff0cPN\u662f\u8fd1\u4f3c\u4e8e\u6298\u5408\u5e38\u6e29\u7684\u8010\u538bMPa\u6570\uff0c\u662f\u56fd\u5185\u9600\u95e8\u901a\u5e38\u6240\u4f7f\u7528\u7684\u516c\u79f0\u538b\u529b\u3002\u5bf9\u78b3\u94a2\u9600\u4f53\u7684\u63a7\u5236\u9600\uff0c\u6307\u5728200\u2103\u4ee5\u4e0b\u5e94\u7528\u65f6\u5141\u8bb8\u7684\u6700\u5927\u5de5\u4f5c\u538b\u529b\uff1b\u5bf9\u94f8\u94c1\u9600\u4f53\uff0c\u6307\u5728120\u2103\u4ee5\u4e0b\u5e94\u7528\u65f6\u5141\u8bb8\u7684\u6700\u5927\u5de5\u4f5c\u538b\u529b\uff1b\u5bf9\u4e0d\u9508\u94a2\u9600\u4f53\u7684\u63a7\u5236\u9600\uff0c\u6307\u5728250\u2103\u4ee5\u4e0b\u5e94\u7528\u65f6\u5141\u8bb8\u7684\u6700\u5927\u5de5\u4f5c\u538b\u529b\u3002\u5f53\u5de5\u4f5c\u6e29\u5ea6\u5347\u9ad8\u65f6\uff0c\u9600\u4f53\u7684\u8010\u538b\u4f1a\u964d\u4f4e\u3002<\/p>\n

\u7f8e\u6807\u9600\u95e8\u4ee5\u78c5\u7ea7\u6765\u8868\u793a\u516c\u79f0\u538b\u529b\uff0c\u78c5\u7ea7\u662f\u5bf9\u4e8e\u67d0\u4e00\u79cd\u91d1\u5c5e\u7684\u7ed3\u5408\u6e29\u5ea6\u548c\u538b\u529b\u7684\u8ba1\u7b97\u7ed3\u679c\uff0c\u4ed6\u6839\u636eANSI B16.34\u7684\u6807\u51c6\u6765\u8ba1\u7b97\u3002\u78c5\u7ea7\u4e0e\u516c\u79f0\u538b\u529b\u4e0d\u662f\u4e00\u4e00\u5bf9\u5e94\u7684\u4e3b\u8981\u539f\u56e0\u662f\u78c5\u7ea7\u4e0e\u516c\u79f0\u538b\u529b\u7684\u6e29\u5ea6\u57fa\u51c6\u4e0d\u540c\u3002\u6211\u4eec\u901a\u5e38\u4f7f\u7528\u8f6f\u4ef6\u6765\u8ba1\u7b97\uff0c\u4f46\u662f\u4e5f\u8981\u61c2\u5f97\u4f7f\u7528\u8868\u683c\u6765\u67e5\u78c5\u7ea7\u3002\u65e5\u672c\u4e3b\u8981\u7528K\u503c\u8868\u793a\u538b\u529b\u7b49\u7ea7\u3002\u5bf9\u4e8e\u6c14\u4f53\u7684\u538b\u529b\uff0c\u5728\u4e2d\u56fd\uff0c\u6211\u4eec\u4e00\u822c\u66f4\u5e38\u7528\u5176\u8d28\u91cf\u5355\u4f4d\u201c\u516c\u65a4\u201d\u63cf\u8ff0\uff08\u800c\u4e0d\u662f\u201c\u65a4\u201d\uff09\uff0c\u5355\u4f4dkg\u3002\u5176\u5bf9\u5e94\u7684\u538b\u5f3a\u5355\u4f4d\u662f\u201ckg\/cm2\u201d\uff0c\u4e00\u516c\u65a4\u538b\u529b\u5c31\u662f\u4e00\u516c\u65a4\u7684\u529b\u4f5c\u7528\u5728\u4e00\u4e2a\u5e73\u65b9\u5398\u7c73\u4e0a\u3002\u540c\u6837\uff0c\u76f8\u5bf9\u5e94\u4e8e\u56fd\u5916\uff0c\u5bf9\u4e8e\u6c14\u4f53\u7684\u538b\u529b\uff0c\u5e38\u7528\u7684\u538b\u5f3a\u5355\u4f4d\u662f\u201cpsi\u201d\uff0c\u5355\u4f4d\u662f\u201c1 pound\/inch2\u201d, \u5c31\u662f\u201c\u78c5\/\u5e73\u65b9\u82f1\u5bf8\u201d\uff0c\u82f1\u6587\u5168\u79f0\u4e3aPounds per square inch\u3002\u4f46\u662f\u66f4\u5e38\u7528\u7684\u662f\u76f4\u63a5\u79f0\u547c\u5176\u8d28\u91cf\u5355\u4f4d\uff0c\u5373\u78c5(LB.)\uff0c\u5b9e\u9645\u8fd9LB\u3002\u5c31\u662f\u524d\u9762\u63d0\u5230\u7684\u78c5\u529b\u3002\u628a\u6240\u6709\u7684\u5355\u4f4d\u6362\u6210\u516c\u5236\u5355\u4f4d\u5c31\u53ef\u4ee5\u7b97\u51fa\uff1a1 psi=1\u78c5\/inch2 \u22480.068bar\uff0c1 bar\u224814.5psi\u22480.1MPa\uff0c\u6b27\u7f8e\u7b49\u56fd\u5bb6\u4e60\u60ef\u4f7f\u7528psi\u4f5c\u5355\u4f4d\u3002\u5728Class600\u548cClass1500\u4e2d\u5bf9\u5e94\u6b27\u6807\u548c\u7f8e\u6807\u6709\u4e24\u4e2a\u4e0d\u540c\u6570\u503c\uff0c11MPa\uff08\u5bf9\u5e94600\u78c5\u7ea7\uff09\u662f\u6b27\u6d32\u4f53\u7cfb\u89c4\u5b9a\uff0c\u8fd9\u662f\u5728\u300aISO 7005-1-1992 Steel Flanges\u300b\u91cc\u9762\u7684\u89c4\u5b9a\uff1b10MPa\uff08\u5bf9\u5e94600\u78c5\u7ea7\uff09\u662f\u7f8e\u6d32\u4f53\u7cfb\u89c4\u5b9a\uff0c\u8fd9\u662f\u5728ASME B16.5\u91cc\u9762\u7684\u89c4\u5b9a\u3002\u56e0\u6b64\u4e0d\u80fd\u7edd\u5bf9\u5730\u8bf4600\u78c5\u7ea7\u5bf9\u5e94\u7684\u5c31\u662f11MPa\u6216\u800510MPa\uff0c\u4e0d\u540c\u4f53\u7cfb\u7684\u89c4\u5b9a\u662f\u4e0d\u540c\u7684\u3002<\/p>\n

\u7531\u4e8e\u516c\u79f0\u538b\u529b\u548c\u538b\u529b\u7b49\u7ea7\u7684\u6e29\u5ea6\u57fa\u51c6\u4e0d\u540c\uff0c\u56e0\u6b64\u4e24\u8005\u6ca1\u6709\u4e25\u683c\u7684\u5bf9\u5e94\u5173\u7cfb\u3002\u4e24\u8005\u95f4\u5927\u81f4\u7684\u5bf9\u5e94\u5173\u7cfb\u53c2\u89c1\u4e0b\u8868\u3002<\/p>\n

\n\n\n\n\n

\u78c5\u7ea7(class)<\/td>\n

150<\/td>\n

300<\/td>\n

400<\/td>\n

600<\/td>\n

800<\/td>\n<\/tr>\n

\u516c\u79f0\u538b\u529b<\/p>\n

PN(MPa)<\/td>\n

2<\/td>\n

5<\/td>\n

6.3<\/td>\n

10<\/td>\n

13<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n\n\n\n\n

\u78c5\u7ea7(class)<\/td>\n	900<\/td>\n	1500<\/td>\n	2500<\/td>\n	3500<\/td>\n	4500<\/td>\n<\/tr>\n
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