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qian yi supplyAPI 5L X52 welded steel tube for nature gas industrywelded Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:51:53
qian yi supplyAPI 5L X52 welded steel tube for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:46:03
qian yi supplyAPI 5L X52 welded steel tube for nature gas industrythickness Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:43:05
yanshan qianyiAPI 5L X52 welded steel tube for nature gas industrystock Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:35:15
yanshan qianyiAPI 5L X52 welded steel tube for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:28:19
yanshan qianyiAPI 5L X52 welded steel tube for nature gas industrythickness Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:25:57
yanshan API 5L X52 welded steel tube for nature gas industrywelded Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:20:04
yanshan API 5L X52 welded steel tube for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:15:43
yanshan API 5L X52 welded steel tube for nature gas industrythickness Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:13:07
supplyanAPI 5L X60 welded steel pipe for nature gas industrystock Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:10:10
supplyanAPI 5L X60 welded steel pipe for nature gas industrywelded Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:08:03
supplyanAPI 5L X60 welded steel pipe for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 15:00:05
supplyanAPI 5L X60 welded steel pipe for nature gas industrythickness Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:56:27
qian yi supplyAPI 5L X60 welded steel pipe for nature gas industrystock Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:52:36
qian yi supplyAPI 5L X60 welded steel pipe for nature gas industrywelded Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:49:33
qian yi supplyAPI 5L X60 welded steel pipe for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:43:38
yanshan qianyiAPI 5L X60 welded steel pipe for nature gas industrystock Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:35:02
yanshan qianyiAPI 5L X60 welded steel pipe for nature gas industrywelded Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:33:34
yanshan qianyiAPI 5L X60 welded steel pipe for nature gas industryseamless Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:29:21
yanshan qianyiAPI 5L X60 welded steel pipe for nature gas industrythickness Welded steel pipe Standard:GB/T3091, GB/T3092, GB/T9711, ASTM A53, BS1387, ASTM?A120 API 5L Material: Q195,Q235B,Q345B Outside Diameter:1/2
Post by Wenjun Peng [Construction & Real Estate] @2013-03-01 14:24:40
