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\u9009\u62e9 PPR \u7ba1\u9053\u7684\u539f\u56e0\u6709\u4ee5\u4e0b\u51e0\u70b9\u3002<\/p>\n

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3.\u8010\u9ad8\u6e29\u3002\u8010\u9ad8\u538b\u7684 PPR \u7ba1\u6750\u5728\u5e38\u6e29\u4e0b\u80fd\u627f\u53d7 45 \u516c\u65a4\/\u5e73\u65b9\u5398\u7c73\u7684\u6c34\u538b\uff0c\u7ba1\u6750\u53d8\u5f62\u6e29\u5ea6\u4e3a 112 \u6444\u6c0f\u5ea6\u3002<\/p>\n

4.\u4f7f\u7528\u5bff\u547d\u957f\u3002PPR \u7ba1\u6750\u6297\u8001\u5316\uff0c\u6b63\u5e38\u4f5c\u7528\u53ef\u4f7f\u547d 50 \u5e74\u4ee5\u4e0a\u3002<\/p>\n

5.\u65bd\u5de5\u7b80\u5355\u5feb\u6377\u3002 PPR \u7ba1\u4ef6\u7684\u67d4\u97e7\u6027\u4f7f\u65bd\u5de5\u975e\u5e38\u5feb\u901f\uff0c\u8fde\u63a5\u65b9\u4fbf\uff08\u4e0e\u70ed\u7194\u673a\u627f\u53e3\u8fde\u63a5\uff09\uff0c\u5b89\u5168\u53ef\u9760\u3002<\/p>\n

6.\u7ecf\u6d4e\u6027\u3002\u7531\u4e8e\u65bd\u5de5\u7b80\u5355\uff0c\u4e0d\u5b58\u5728\u4e0e\u5176\u4ed6\u5de5\u7a0b\u7684\u77db\u76fe\u548c\u5f71\u54cd\uff0c\u7f29\u77ed\u4e86\u65bd\u5de5\u5468\u671f\uff0c\u65bd\u5de5\u6210\u672c\u6bd4\u94dc\u8282 60%\uff0c\u5177\u6709\u4f18\u8d8a\u7684\u7ecf\u6d4e\u6027\u3002<\/p>\n

\u5982\u4f55\u9009\u62e9\u4e0d\u540c\u89c4\u683c\u7684 PPR \u7ba1\uff1f<\/p>\n

1.\u6ce8\u610f\u7ba1\u9053\u6574\u4f53\u5229\u7528\u7cfb\u6570 C\uff08\u5b89\u5168\u7cfb\u6570\uff09\u7684\u786e\u5b9a\uff1a<\/p>\n

\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u957f\u671f\u8fde\u7eed\u4f7f\u7528\u6e29\u5ea6\u4f4e\u4e8e 70 \u6444\u6c0f\u5ea6\uff0c\u53ef\u9009 C=1.25\uff1b\u5728\u91cd\u8981\u573a\u5408\uff0c\u4e14\u957f\u671f\u8fde\u7eed\u4f7f\u7528\u6e29\u5ea6\u8d85\u8fc7 70 \u6444\u6c0f\u5ea6\uff0c\u5e76\u6709\u53ef\u80fd\u957f\u65f6\u95f4\u5728\u9ad8\u6e29\u4e0b\u8fd0\u884c\u65f6\uff0c\u53ef\u9009 C=1.5\uff1b<\/p>\n

2\u3001\u7528\u4e8e\u51b7\u6c34\u7cfb\u7edf\uff08\u5c0f\u4e8e\u6216\u7b49\u4e8e 40 \u6444\u6c0f\u5ea6\uff09\u65f6\uff0c\u53ef\u4f7f\u7528 P.N1.0 - 1.6MPa \u7684\u7ba1\u6750\u548c\u7ba1\u4ef6\uff1b\u7528\u4e8e\u70ed\u6c34\u7cfb\u7edf\u65f6\u5219\u9009\u7528 PN2.0MPa \u4ee5\u4e0a\u7684\u7ba1\u6750\u548c\u7ba1\u4ef6\u3002<\/p>\n

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\u5982\u4f55\u5b89\u88c5 PP-R \u7ba1\u6750\uff1f<\/p>\n

1.PP-R\u7ba1\u7684\u786c\u5ea6\u548c\u521a\u5ea6\u5747\u4f4e\u4e8e\u91d1\u5c5e\u7ba1\uff0c\u56e0\u6b64\u5728\u8fd0\u8f93\u548c\u65bd\u5de5\u8fc7\u7a0b\u4e2d\u5e94\u6ce8\u610f\u4fdd\u62a4\uff0c\u907f\u514d\u4e0d\u5f53\u5916\u529b\u9020\u6210\u673a\u68b0\u635f\u4f24\u3002\u9690\u853d\u6d82\u88c5\u540e\u5e94\u6807\u660e\u7ba1\u9053\u4f4d\u7f6e\uff0c\u907f\u514d\u4e8c\u6b21\u88c5\u4fee\u635f\u574f\u7ba1\u9053\u3002<\/p>\n

2.PP-R \u7ba1\u6750\u5728 5 \u6444\u6c0f\u5ea6\u4ee5\u4e0b\u6709\u4e00\u5b9a\u7684\u8106\u6027\u3002\u51ac\u5b63\u65bd\u5de5\u65f6\u8981\u5c0f\u5fc3\uff0c\u7528\u950b\u5229\u7684\u5200\u5177\u5207\u5272\u7ba1\u6750\u65f6\u8981\u7f13\u6162\u3002\u7ba1\u6750\u5b89\u88c5\u5b8c\u6bd5\u540e\uff0c\u4e0d\u80fd\u5bf9\u7ba1\u6750\u8fdb\u884c\u6324\u538b\u548c\u6572\u51fb\u3002\u5fc5\u8981\u65f6\uff0c\u5e94\u906e\u76d6\u6613\u635f\u574f\u7684\u90e8\u4f4d\u3002<\/p>\n

3.PP-R \u7ba1\u5728\u7d2b\u5916\u7ebf\u7684\u957f\u671f\u7167\u5c04\u4e0b\u4f1a\u8001\u5316\u548c\u964d\u89e3\u3002\u5728\u5ba4\u5916\u6216\u9633\u5149\u76f4\u5c04\u65f6\uff0c\u5fc5\u987b\u5c06\u6df1\u8272\u4fdd\u62a4\u5c42\u5305\u88f9\u8d77\u6765\u3002<\/p>\n

4\u3001PP-R \u7ba1\u5728\u4e0e\u91d1\u5c5e\u7ba1\u6216\u6c34\u7ba1\u8fde\u63a5\u4f7f\u7528\u87ba\u7eb9\u5d4c\u4ef6\u6216\u6cd5\u5170\u7b49\u673a\u68b0\u8fde\u63a5\u65f6\uff0c\u5176\u4f59\u90e8\u5206\u5e94\u91c7\u7528\u70ed\u7194\u8fde\u63a5\uff0c\u4f7f\u7ba1\u8def\u4e00\u4f53\u5316\uff0c\u65e0\u6e17\u6f0f\u70b9\u3002<\/p>\n

5.PP-R \u7ba1\u6750\u7684\u7ebf\u81a8\u80c0\u7cfb\u6570\u8f83\u5927\uff080.15mm\/m C\uff09\u3002\u9732\u5929\u6216\u975e\u57cb\u5730\u7ba1\u9053\u5fc5\u987b\u91c7\u53d6\u9632\u6b62\u7ba1\u9053\u81a8\u80c0\u53d8\u5f62\u7684\u6280\u672f\u63aa\u65bd\u3002<\/p>\n

6.\u7ba1\u9053\u5b89\u88c5\u5b8c\u6bd5\u540e\uff0c\u5728\u5c01\u53e3\uff08\u76f4\u57cb\uff09\u548c\u8986\u76d6\u88c5\u9970\u5c42\uff08\u975e\u76f4\u57cb\uff09\u524d\u5fc5\u987b\u8fdb\u884c\u8bd5\u538b\u3002\u51b7\u6c34\u7ba1\u8bd5\u538b\u4e3a\u7cfb\u7edf\u5de5\u4f5c\u538b\u529b\u7684 1.5 \u500d\uff0c\u4f46\u4e0d\u5c0f\u4e8e 10MPa\uff1b\u70ed\u6c34\u7ba1\u8bd5\u538b\u4e3a\u5de5\u4f5c\u538b\u529b\u7684 2 \u500d\uff0c\u4f46\u4e0d\u5c0f\u4e8e 1.5MPa\u3002\u8bd5\u9a8c\u65f6\u95f4\u548c\u65b9\u6cd5\u6280\u672f\u89c4\u5b9a\u3002<\/p>\n

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