{"id":861,"date":"2026-07-28T13:43:44","date_gmt":"2026-07-28T05:43:44","guid":{"rendered":"https:\/\/www.bihec.com\/okeefe\/?p=861"},"modified":"2026-07-28T13:43:44","modified_gmt":"2026-07-28T05:43:44","slug":"okeefe%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e9%99%90%e6%b5%81%e5%ad%94-%e5%9c%86%e5%bd%a2%e7%a2%9f%e7%89%87%e5%bc%8f-r4%e7%b3%bb%e5%88%97-rg4-%e5%9e%8b%e5%8f%b7%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/okeefe\/okeefe%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e9%99%90%e6%b5%81%e5%ad%94-%e5%9c%86%e5%bd%a2%e7%a2%9f%e7%89%87%e5%bc%8f-r4%e7%b3%bb%e5%88%97-rg4-%e5%9e%8b%e5%8f%b7%e9%85%8d%e7%bd%ae\/","title":{"rendered":"O\u2019keefe\u7cbe\u5bc6\u91d1\u5c5e\u9650\u6d41\u5b54 \u2014 \u5706\u5f62\u789f\u7247\u5f0f R4\u7cfb\u5217 RG4 \u578b\u53f7\u914d\u7f6e\u57ab\u7247\u5b9a\u4f4d\u6321\u5708"},"content":{"rendered":"
\n

\u7cbe\u5bc6\u91d1\u5c5e\u9650\u6d41\u5b54<\/a> \u2014 \u5706\u5f62<\/a>\u789f\u7247\u5f0f<\/h1>\n<\/div>\n
\n
\u672c\u54c1\u4e13\u4e3a\u9ad8\u6027\u80fd\u6d41\u4f53\u63a7\u5236<\/a>\u8bbe\u8ba1\u3002R4 \u4e0e RG4 \u7cfb\u5217\u5c06\u7cbe\u5bc6\u9650\u6d41\u5b54<\/a>\u4e0e\u9ad8\u5f3a\u5ea6\u91d1\u5c5e\u57ab\u7247\u96c6\u6210\u4e00\u4f53\uff0c\u4e13\u4e3a\u5e73\u9762\u5bc6\u5c01\u63a5\u5934<\/a>\u5f00\u53d1\u3002<\/p>\n
<\/div>\n

\u53ef\u9009\u591a\u79cd\u9ad8\u54c1\u8d28\u6750\u8d28\uff1a316 \u4e0d\u9508\u94a2\u3001\u954d\uff0c\u53ef\u9009\u62e9\u5e26\u9540\u94f6\u6216\u4e0d\u5e26\u9540\u94f6\u7248\u672c\uff0c\u6ee1\u8db3\u5404\u7c7b\u4ecb\u8d28\u5316\u5b66\u7279\u6027\u3001\u538b\u529b\u53ca\u6e29\u5ea6\u5de5\u51b5\u9700\u6c42\u3002<\/p>\n

<\/div>\n

\u8be5\u7c7b\u9650\u6d41<\/a>\u5b54\u53ef\u5b9e\u73b0\u53ef\u9760\u3001\u65e0\u6cc4\u6f0f\u8fd0\u884c\uff0c\u9002\u7528\u4e8e\u5bf9\u7cbe\u5ea6\u4e0e\u8010\u4e45\u6027\u8981\u6c42\u4e25\u82db\u7684\u5de5\u51b5\u3002RG4 \u578b\u53f7\u914d\u7f6e\u57ab\u7247\u5b9a\u4f4d\u6321\u5708<\/a>\u3002<\/div>\n<\/div>\n

<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u96f6\u4ef6\u578b\u53f7<\/th>\n\u8282\u6d41\u5b54<\/a>\u5b54\u5f84<\/a><\/th>\n\u6750\u8d28<\/th>\n\u6d41\u91cf\u7cfb\u6570 Cv<\/th>\n<\/tr>\n<\/thead>\n
R4-4-SS<\/td>\n0.0039 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.00035<\/td>\n<\/tr>\n
R4-5-SS<\/td>\n0.0051 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.00061<\/td>\n<\/tr>\n
R4-6-SS<\/td>\n0.0059 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.00086<\/td>\n<\/tr>\n
R4-7-SS<\/td>\n0.0071 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0012<\/td>\n<\/tr>\n
R4-8-SS<\/td>\n0.0079 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0015<\/a><\/td>\n<\/tr>\n
R4-9-SS<\/td>\n0.0091 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0019<\/td>\n<\/tr>\n
R4-10-SS<\/td>\n0.0102 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0025<\/td>\n<\/tr>\n
R4-11-SS<\/td>\n0.011 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0028<\/td>\n<\/tr>\n
R4-12-SS<\/td>\n0.0122 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0034<\/td>\n<\/tr>\n
R4-13-SS<\/td>\n0.013 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0038<\/td>\n<\/tr>\n
R4-14-SS<\/td>\n0.0142 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0043<\/td>\n<\/tr>\n
R4-15-SS<\/td>\n0.015 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.005<\/td>\n<\/tr>\n
R4-16-SS<\/td>\n0.016 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0055<\/td>\n<\/tr>\n
R4-17-SS<\/td>\n0.017 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0067<\/td>\n<\/tr>\n
R4-18-SS<\/td>\n0.018 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0073<\/td>\n<\/tr>\n
R4-19-SS<\/td>\n0.019 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.008<\/td>\n<\/tr>\n
R4-20-SS<\/td>\n0.02 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0088<\/td>\n<\/tr>\n
R4-21-SS<\/td>\n0.021 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.0096<\/td>\n<\/tr>\n
R4-22-SS<\/td>\n0.022 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.011<\/td>\n<\/tr>\n
R4-23-SS<\/td>\n0.023 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.012<\/td>\n<\/tr>\n
R4-24-SS<\/td>\n0.024 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.013<\/td>\n<\/tr>\n
R4-25-SS<\/td>\n0.025 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.014<\/td>\n<\/tr>\n
R4-26-SS<\/td>\n0.026 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.016<\/td>\n<\/tr>\n
R4-27-SS<\/td>\n0.027 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.017<\/td>\n<\/tr>\n
R4-28-SS<\/td>\n0.028 \u82f1\u5bf8<\/td>\n316 \u4e0d\u9508\u94a2<\/td>\n0.018<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\"\"<\/p>\n

\"\"<\/p>\n

O'KEEFE<\/a>\nO'Keefe Controls<\/a>\nO'Keefe Controls Co.<\/a>\nO'keefe\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54<\/a>\nO'keefe\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54\u677f<\/a>\nO Keefe controls<\/a>\nO\u2019Keefe\u63a5\u5934<\/a>\nO\u2019keefe\u7cbe\u5bc6\u91d1\u5c5e\u9650\u6d41\u5b54<\/a>\n\u5706\u5f62\u789f\u7247\u5f0f\u9650\u6d41\u5b54 R4\u7cfb\u5217<\/a>\n\u57ab\u7247\u5b9a\u4f4d\u6321\u5708<\/a><\/div>","protected":false},"excerpt":{"rendered":"

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