At the construction site of the Huzhou Huyan Highway Expansion Project—Sewage Pipe Reconstruction Project, the XCMG XZ1350 horizontal directional drilling rig is doing trenchless operations in an orderly manner! Huzhou Huyan Highway Expansion Project Sewage Pipe Reconstruction Project is the top priority of the Huzhou citizen’s livelihood renovation project. It is a key project related to the sewage discharge of …
Long distance construction of XCMG horizontal directional drilling rig Project overview XCMG XZ3000 horizontal directional drilling rig In Harbin Songbei water supply pipeline crossing river project, XCMG directional drilling crossing technology is adopted to cross Songhua River. The pipeline diameter is 813mm, and the directional crossing distance is more than 2900m. The construction stratum is mainly composed of silty clay …
1200 meters! XCMG horizontal directional drilling through Malaysia Gulf XCMG once received a letter of thanks from the chairman of bras company in Malaysia: “this is one of the most important projects in the history of our company On behalf of bras, I would like to express my heartfelt thanks for your excellent work! ” This letter of thanks is inseparable …
XCMG horizontal directional drilling multi pipeline construction — power pipeline crossing river! 1.Project overview The project is a high-pressure capacity expansion project of Shanghai Hutai Road. The directional drilling is used to cross the river with a span of 144m, and 21 pipelines with a diameter of Φ 200 mm are laid. The final reaming diameter is 1250mm. Due …
Key points of large diameter and short distance crossing of XCMG horizontal directional drilling rig Project overview The main pipeline of Shangqiu central heating project adopts steel pipe and peripheral equipment.Φ1220*14mmΦ with 1370 * 17mm HDPE protective sleeve In order to reduce the impact on road traffic during construction, Trenchless Directional Drilling is used in some sections. The geological conditions …
Construction process and scheme Horizontal directional drilling rig for pipeline crossing construction is generally divided into two stages: the first stage is to drill a pilot hole as accurately as possible according to the design curve; the second stage is to expand the pilot hole and expand the pipeline Drag the pilot hole back into the pilot hole to complete …
Project overview This project is a natural gas pipeline network project supporting the Jiangsu Huadian Yizheng Gas Turbine Cogeneration Project. The total length of the pipeline is about 5.5km, the design scale is 900 million Nm3 / y, the pipeline pressure level is GA1, the design pressure is 6.3 Mpa, and the natural gas delivery pressure is 5.0- 6.3 Mpa, …
On February 16th, XCMG directional drilling rig product promotion meeting in Xi’an was successfully held in Xi’an, a beautiful ancient city. More than 150 industry experts, customers and suppliers gathered in Xi’an, and more than ten orders were obtained on the scene. The rig was the hot spot in the sales of Sanqin. Mr. Zhang Zhonghai, Deputy General Manager of XCMG Foundation, …
At about 14 o’clock on October 12, the cross-river pipeline of the Songhua River water supply project in Songhua River, Harbin, was hailed as the “record wear”. A steel pipe with a diameter of 813 mm and a length of 3,000 m was passed through the river. Another “super project” was successfully won! The geological conditions of the Songhua River …
Reasonable choice of oil and antifreeze 1.1 Diesel The temperature difference between the north and south of China is very large. If the diesel is improperly selected, there will be a phenomenon of “paraffin deposit”, which will affect the normal start of the engine. Different grades of diesel can be regarded as the temperature of diesel condensation point. The corresponding …
Construction process of directional drilling Equipment in place Determine the crossing route Measuring payoff Preparation before construction Reaming Traction pipe crossing Pipe welding Guided drilling Mud wall Backfilling Pipe welding Pressure flushing Foundation pit excavation of directional drilling process Two pipe pits, the main pit auxiliary pit, the size is 5 meters long × 8 meters wide × 3.5 …
On September 4-7th, the 15th China (Beijing) International Construction Machinery, Building Materials Machinery and Mining Machinery Exhibition and Technology Exchange Conference (BICES 2019) was held in the new China International Exhibition Center in Beijing. As the world’s leading manufacturer of trenchless products and the first domestic manufacturer to realize the independent research and development and production of rotary drilling rigs, …
