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厚壁无缝钢管新盛道加工制作http://www.380handgun.com/news/hangyeizhiyun/LTSSDKJGGHBWFGGXSGDJGZZ.html2022-01-04T09:49:55.213+08:00打井用煤层气井用406xa套管K55xa套管-新盛道专卖http://www.380handgun.com/news/DJYMCQJY406SYTGK55SYTGXSGDZM.html2022-01-04T09:05:58.89+08:00大无~?xa套管-273xa套管生刉可定制http://www.380handgun.com/news/DWFSYTG273SYTGSCZZKDZ.html2022-01-04T08:59:39.833+08:00包钢xa套管地热井专?39.7xa套管保护井壁不坍?/title><link>http://www.380handgun.com/news/BGSYTGDRJZY1397SYTGBHJBBTT.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2022-01-04T08:57:33.693+08:00</pubDate></item><item><title>打井用防水防?77.8xa套管-新盛道定制销?/title><link>http://www.380handgun.com/news/DJYFSFS1778SYTGXSGDDZXS.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2022-01-04T08:54:23.077+08:00</pubDate></item><item><title>地质勘探?39.7xa套管Mxa套管用于地热井温泉井新盛道加工定制http://www.380handgun.com/news/DZKTY3397SYTGZJSYTGYYDRJWQJXSGDJGDZ.html2022-01-04T08:51:09.243+08:00J55xa套管-k55无缝套管-地热井套?表套钢管http://www.380handgun.com/news/J55SYTGk55WFTGDRJTGBTGG.html2022-01-04T08:48:11.913+08:00地热井用耐腐蚀244.5xa套管-新盛道支持定制http://www.380handgun.com/news/DRJYNFS2445SYTGXSGDZCDZ.html2022-01-04T08:44:47.567+08:00无缝钢管,L245无缝钢管,厚壁无缝钢管,20#无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGGL245WFGGHBWFGG20WFGG.html2021-12-31T15:09:05.537+08:00N80打井用水井用xa套管,APIxa套管,xa套管http://www.380handgun.com/news/hangyeizhiyun/N80DJYSJYSYTGAPISYTGSYTG.html2021-12-31T14:39:49.937+08:00岩棉保温钢管,聚}酯发泡保温钢?保温钢管http://www.380handgun.com/news/hangyeizhiyun/YMBWGGJAZFPBWGGBWGG.html2021-12-31T14:30:07.193+08:00177.8xa套管,短圆扣石油套?244.5xa套管http://www.380handgun.com/news/hangyeizhiyun/1778SYTGDYKSYTG2445SYTG.html2021-12-31T09:51:59.42+08:00无缝钢管,国标无缝钢管,L245无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGGGBWFGGL245WFGG.html2021-12-31T09:37:50.037+08:00聚乙烯保温钢?供暖用聚氨酯保温钢管,ȝ钢保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/JYXBWGGGNYJAZBWGGBLGBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-31T09:10:10.917+08:00</pubDate></item><item><title>长圆扣J55xa套管,水井用石油套?xa套管http://www.380handgun.com/news/hangyeizhiyun/CYKJ55SYTGSJYSYTGSYTG.html2021-12-31T08:59:51.76+08:00三开井用xa套管,73油管,177.8xa套管http://www.380handgun.com/news/hangyeizhiyun/SKJYSYTG73YG1778SYTG.html2021-12-31T08:56:55.527+08:00大口径无~钢?无缝钢管,L245无缝钢管http://www.380handgun.com/news/hangyeizhiyun/DKJWFGGWFGGL245WFGG.html2021-12-30T09:35:06.837+08:00供暖用耐高温保温钢?钢套钢保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/GNYNGWBWGGGTGBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-30T08:56:50.983+08:00</pubDate></item><item><title>打井用水井用J55N80xa套管http://www.380handgun.com/news/hangyeizhiyun/DJYSJYJ55N80SYTG.html2021-12-30T08:53:27.727+08:00大口径厚壁无~钢?X42无缝钢管,L360无缝钢管http://www.380handgun.com/news/hangyeizhiyun/DKJHBWFGGX42WFGGL360WFGG.html2021-12-29T14:45:45.253+08:00聚}酯保温钢?耐高温保温钢?岩棉保温钢管,保温钢管http://www.380handgun.com/news/hangyeizhiyun/JAZBWGGNGWBWGGYMBWGGBWGG.html2021-12-29T14:37:46.053+08:00xa套管,水井用石油套?139.7xa套管,J55xa套管http://www.380handgun.com/news/hangyeizhiyun/SYTGSJYSYTG1397SYTGJ55SYTG.html2021-12-29T14:25:46.263+08:00N80xa套管,LTCxa套管,xa套管,177.8xa套管http://www.380handgun.com/news/hangyeizhiyun/N80SYTGLTCSYTGSYTG1778SYTG.html2021-12-25T09:43:32.263+08:00无缝钢管,219无缝钢管,325无缝钢管,国标无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGG219WFGG325WFGGGBWFGG.html2021-12-25T09:13:39.607+08:00xa套管,BTCxa套管,API5CTxa套管,J55xa套管http://www.380handgun.com/news/hangyeizhiyun/SYTGBTCSYTGAPI5CTSYTGJ55SYTG.html2021-12-25T09:00:33.553+08:00大口径保温钢?钢套钢保温钢?预制直埋保温钢管http://www.380handgun.com/news/hangyeizhiyun/DKJBWGGGTGBWGGYZZMBWGG.html2021-12-25T08:35:27.517+08:00聚}酯保温钢?黄夹克保温钢?地埋保温钢管http://www.380handgun.com/news/hangyeizhiyun/JAZBWGGHJKBWGGDMBWGG.html2021-12-23T14:44:19.697+08:00L360无缝钢管,无缝钢管,厚壁无缝钢管http://www.380handgun.com/news/hangyeizhiyun/L360WFGGWFGGHBWFGG.html2021-12-23T10:05:42.33+08:00长圆扣石油套?N80xa套管,139.7xa套管http://www.380handgun.com/news/hangyeizhiyun/CYKSYTGN80SYTG1397SYTG.html2021-12-23T08:54:24.927+08:00xa套管,长圆扣石油套?标xa套管http://www.380handgun.com/news/hangyeizhiyun/SYTGCYKSYTGMBSYTG.html2021-12-22T15:03:06.77+08:00无缝钢管,大口径无~管,X52无缝钢管,219无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGGDKJWFGX52WFGG219WFGG.html2021-12-22T09:36:58.113+08:00聚乙烯保温钢?ȝ钢保温钢?岩棉保温钢管http://www.380handgun.com/news/hangyeizhiyun/JYXBWGGBLGBWGGYMBWGG.html2021-12-22T09:02:40.377+08:00xa套管?三开井用无缝钢管,J55xa套管,N80xa套管http://www.380handgun.com/news/hangyeizhiyun/SYTGCSKJYWFGGJ55SYTGN80SYTG.html2021-12-22T08:39:13.73+08:00328无缝钢管,无缝钢管,X42无缝钢管,X52无缝钢管http://www.380handgun.com/news/hangyeizhiyun/328WFGGWFGGX42WFGGX52WFGG.html2021-12-21T14:59:43.733+08:00J55N80xa套管q244.48xa套管http://www.380handgun.com/news/hangyeizhiyun/J55N80SYTGHG24448SYTG.html2021-12-21T14:31:40.263+08:00供暖用耐高温保温钢?ȝ钢保温钢?地埋保温钢管http://www.380handgun.com/news/hangyeizhiyun/GNYNGWBWGGBLGBWGGDMBWGG.html2021-12-21T09:54:48.163+08:00无缝钢管,20#无缝钢管,大口径无~钢?厚壁无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGG20WFGGDKJWFGGHBWFGG.html2021-12-21T08:48:14.427+08:00114.3xa套管,73油管,三开井用xa套管http://www.380handgun.com/news/hangyeizhiyun/1143SYTG73YGSKJYSYTG.html2021-12-21T08:45:09.693+08:00聚}酯发泡保温钢?钢套钢保温钢?供暖用保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/JAZFPBWGGGTGBWGGGNYBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-20T14:38:03.197+08:00</pubDate></item><item><title>L290无缝钢管,L360无缝钢管,20#无缝钢管,无缝钢管http://www.380handgun.com/news/hangyeizhiyun/L290WFGGL360WFGG20WFGGWFGG.html2021-12-20T08:56:52.077+08:00打井用花石油套J55xa套管滤水?/title><link>http://www.380handgun.com/news/hangyeizhiyun/DJYHGSYTGJ55SYTGLSG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-20T08:43:54.307+08:00</pubDate></item><item><title>岩气井专用xa套管,J55N80xa套管http://www.380handgun.com/news/hangyeizhiyun/YYQJZYSYTGJ55N80SYTG.html2021-12-17T15:21:27.477+08:00无缝钢管,大口径无~钢?L290无缝钢管http://www.380handgun.com/news/hangyeizhiyun/WFGGDKJWFGGL290WFGG.html2021-12-17T14:48:56.797+08:00耐高温供暖用聚}酯发泡保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/NGWGNYJAZFPBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-17T09:58:52.507+08:00</pubDate></item><item><title>温泉井用J55长圆扣石油套?3油管http://www.380handgun.com/news/WQJYJ55CYKSYTG73YG.html2021-12-17T09:56:02.647+08:00大口径天燃气用无~钢?19无缝钢管http://www.380handgun.com/news/DKJTRQYWFGG219WFGG.html2021-12-17T08:55:21.7+08:00预制直埋保温钢管供暖用保温钢岩保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/YZZMBWGGGNYBWGGYMBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-16T15:18:06.727+08:00</pubDate></item><item><title>大口径聚氨酯岩棉保温钢管耐高温保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/DKJJAZYMBWGGNGWBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-12-16T10:21:24.52+08:00</pubDate></item><item><title>供应温泉井用J55长圆扣石油套畅销http://www.380handgun.com/news/hangyeizhiyun/GYWQJYJ55CYKSYTGCX.html2021-12-16T09:50:33.983+08:00水井用石油套?177.8xa套管,标xa套管http://www.380handgun.com/news/hangyeizhiyun/SJYSYTG1778SYTGMBSYTG.html2021-12-16T09:24:20.287+08:00大口径厚壁国标无~钢?19无缝钢管http://www.380handgun.com/news/hangyeizhiyun/DKJHBGBWFGG219WFGG.html2021-12-06T14:51:10.51+08:00供应127滤水J55xa套管245xa套管畅销http://www.380handgun.com/news/hangyeizhiyun/GY127LSGJ55SYTG245SYTGCX.html2021-12-06T14:44:09.01+08:00xa套管的近?/title><link>http://www.380handgun.com/news/SYTGDJQ.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-09-01T08:48:07.143+08:00</pubDate></item><item><title>沛_xa套管http://www.380handgun.com/news/HNSYTG.html2021-08-31T11:01:11.753+08:00保温钢管http://www.380handgun.com/news/BWGG.html2021-08-31T10:42:34.253+08:00无缝钢管的用?/title><link>http://www.380handgun.com/news/WFGGDYT.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-08-31T10:34:55.867+08:00</pubDate></item><item><title>华东地区无缝钢管http://www.380handgun.com/news/HDDQWFGG.html2021-08-31T10:07:16.52+08:00保温钢管的销?/title><link>http://www.380handgun.com/news/BWGGDXS.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-08-31T09:40:17.23+08:00</pubDate></item><item><title>南防腐钢管http://www.380handgun.com/news/hangyeizhiyun/JNFFGG.html2021-08-31T08:43:01.717+08:00沛_丝扣钢管Q卡钢,沟槽钢管Q生产工?/title><link>http://www.380handgun.com/news/HBSKGGKGGGGCGGSCGY.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-22T09:06:04.737+08:00</pubDate></item><item><title>沛_沟槽钢管Q接钢,法兰钢管Q连接区?/title><link>http://www.380handgun.com/news/HBGCGGJGGGFLGGLJQB.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-22T08:58:16.927+08:00</pubDate></item><item><title>p3PE防腐钢管QTPEP防腐钢管Q防腐复合管区别http://www.380handgun.com/news/SX3PEFFGGTPEPFFGGFFFHGQB.html2021-06-22T08:55:00.907+08:00陕西保温钢管,325保温钢管,426保温钢管http://www.380handgun.com/news/hangyeizhiyun/SXBWGG325BWGG426BWGG.html2021-06-21T15:40:38.587+08:00甘肃xa套管,178xa套管,245xa套管http://www.380handgun.com/news/hangyeizhiyun/GSSYTG178SYTG245SYTG.html2021-06-19T10:40:04.877+08:00p防腐钢管,防腐钢管的用性能http://www.380handgun.com/news/hangyeizhiyun/SXFFGGFFGGDSYXN.html2021-06-19T09:39:21.12+08:00q东防腐钢管,3PE防腐钢管http://www.380handgun.com/news/hangyeizhiyun/GDFFGG3PEFFGG.html2021-06-18T14:39:15.867+08:00宝鸡xa套管,245xa套管,219xa套管http://www.380handgun.com/news/hangyeizhiyun/BJSYTG245SYTG219SYTG.html2021-06-18T09:40:13.013+08:00p保温钢管,DN300保温钢管,DN200保温钢管http://www.380handgun.com/news/hangyeizhiyun/SXBWGGDN300BWGGDN200BWGG.html2021-06-18T08:56:04.447+08:00325保温钢管,426保温钢管,沛_保温钢管http://www.380handgun.com/news/hangyeizhiyun/325BWGG426BWGGHBBWGG.html2021-06-17T16:06:42.32+08:00陕西聚}酯保温钢?保温钢管,ȝ钢保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/SXJAZBWGGBWGGBLGBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-17T10:14:10.967+08:00</pubDate></item><item><title>沛_保温钢管,聚}酯保温钢?发保温钢管http://www.380handgun.com/news/hangyeizhiyun/HBBWGGJAZBWGGFPBWGG.html2021-06-17T09:10:59.683+08:00内蒙古石油套?xa套管?标xa套管http://www.380handgun.com/news/hangyeizhiyun/NMGSYTGSYTGCMBSYTG.html2021-06-17T08:34:00.367+08:00辽宁防腐钢管,防腐钢管使用性能http://www.380handgun.com/news/hangyeizhiyun/LNFFGGFFGGSYXN.html2021-06-16T16:19:15.117+08:00黑龙江聚氨酯保温钢管,直埋保温钢管,大口径保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/HLJJAZBWGGZMBWGGDKJBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-16T14:41:12.36+08:00</pubDate></item><item><title>吉林保温钢管,大口径保温钢?钢套钢保温钢?/title><link>http://www.380handgun.com/news/hangyeizhiyun/JLBWGGDKJBWGGGTGBWGG.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-16T14:37:37.633+08:00</pubDate></item><item><title>陕西防腐钢管,防腐钢管性能,3PE防腐钢管http://www.380handgun.com/news/hangyeizhiyun/SXFFGGFFGGXN3PEFFGG.html2021-06-16T14:34:17.247+08:00p保温钢管,p聚}酯保温钢?保温钢管http://www.380handgun.com/news/hangyeizhiyun/SXBWGGSXJAZBWGGBWGG.html2021-06-16T14:31:26.033+08:00沛_防腐钢管,3PE防腐钢管http://www.380handgun.com/news/hangyeizhiyun/HBFFGG3PEFFGG.html2021-06-16T09:29:38.297+08:00消防道使用性能http://www.380handgun.com/news/hangyeizhiyun/XFGDSYXN.html2021-06-15T09:03:24.807+08:00DN300保温钢管,DN200保温钢管http://www.380handgun.com/news/hangyeizhiyun/DN300BWGGDN200BWGG.html2021-06-15T08:31:01.197+08:00消防钢管注意事项http://www.380handgun.com/products/XFGG/XFGGZYSX.html2021-06-12T08:38:05.793+08:00消防钢管的类?/title><link>http://www.380handgun.com/products/XFGG/XFGGDLB.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-12T08:34:41.433+08:00</pubDate></item><item><title>消防钢管使用寿命http://www.380handgun.com/products/XFGG/XFGGSYSM.html2021-06-12T08:32:20.43+08:00消防钢管使用Ҏhttp://www.380handgun.com/products/XFGG/XFGGSYFF.html2021-06-12T08:29:50.44+08:00消防钢管?/title><link>http://www.380handgun.com/products/XFGG/XFGGJJ.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-12T08:28:02.95+08:00</pubDate></item><item><title>消防钢管相关知识http://www.380handgun.com/products/XFGG/XFGGXGZS.html2021-06-12T08:26:16.537+08:00消防钢管用?/title><link>http://www.380handgun.com/products/XFGG/XFGGYT.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-12T08:24:09.52+08:00</pubDate></item><item><title>消防钢管http://www.380handgun.com/products/XFGG/XFGG.html2021-06-11T14:46:27.393+08:00沛_沟槽钢管,沟槽钢管?/title><link>http://www.380handgun.com/products/GCGGXL/HBGCGGGCGGC.html</link><text></text><image></image><keywords></keywords><author></author><source></source><pubDate>2021-06-11T08:30:52.727+08:00</pubDate></item><item><title>沟槽钢管http://www.380handgun.com/products/GCGGXL/GCGG.html2021-06-11T08:29:20.267+08:00深深? 国产成年无码av片在线_国产乱理伦片在线观看_色偷偷人人澡久久超碰97位wa_欧美成aⅴ人片在线观看