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Degassing pipe

Degassing pipe

Gas drainage pipes are specialized pipelines used in coal mines to extract gas from coal seams, rock formations, and mined-out areas. They convey combustible gas to the surface or to safe zones by creating a vacuum, thereby preventing gas accumulation and explosions. Their primary function is to ensure mine safety; at the same time, the extracted gas can be utilized as a resource—for example, for power generation or for domestic gas supply.

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Degassing pipe

Degassing pipe

Gas drainage pipes are specialized pipelines used in coal mines to extract gas from coal seams, surrounding rock formations, and mined-out areas. They pump combustible gas to the surface or to safe zones under vacuum, thereby preventing gas accumulation and explosions. Their primary function is to ensure mine safety; at the same time, the extracted gas can be utilized as a resource—for example, for electricity generation or for domestic gas supply.

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Flexible Steel Sleeve for Road Culverts

Flexible Steel Sleeve for Road Culverts

Casing pipe is a high-strength pipe used in geotechnical engineering, primarily for constructing pile foundations, reinforcing tunnels, stabilizing slopes, and similar applications. The primary material is R780 alloy steel, which boasts outstanding mechanical properties: a tensile strength of 880–902 MPa and a yield strength of 631–658 MPa, enabling it to withstand heavy loads in challenging geological conditions.

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Steel pipe with heat treatment

Steel pipe with heat treatment

Casing pipe is a high-strength pipe used in geotechnical engineering, primarily for constructing pile foundations, reinforcing tunnels, stabilizing slopes, and similar applications. The primary material is R780 alloy steel, which boasts outstanding mechanical properties: a tensile strength of 880–902 MPa and a yield strength of 631–658 MPa, enabling it to withstand heavy loads under challenging geological conditions.

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Corrosion-resistant steel bushing

Corrosion-resistant steel bushing

Casing pipe is a high-strength pipe used in geotechnical engineering, primarily for constructing pile foundations, reinforcing tunnels, stabilizing slopes, and similar applications. The primary material is R780 alloy steel, which boasts outstanding mechanical properties: a tensile strength of 880–902 MPa and a yield strength of 631–658 MPa, enabling it to withstand heavy loads under challenging geological conditions.

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Pipe connections for API 5CT oil pipes, seamless OCTG casing and tubing

Pipe connections for API 5CT oil pipes, seamless OCTG casing and tubing

A geological casing pipe is a specialized pipe used in geological drilling and tunnel support. Its primary functions are to protect wellbore walls, provide isolation and guide the drill string, prevent wellbore collapse, isolate different strata, and serve as a conduit for drilling operations. Common materials include steel grades such as DZ40, DZ50, DZ60, and the R780 series, which comply with national standards like GB/T 14975-2012. Depending on their application, geological casing pipes are classified into drill pipes, drill collars, casing pipes, and other categories; they are suitable for oil well drilling, tunnel reinforcement, and various other uses. A wide range of sizes and price points are available, including thick-walled API 5CT N80 L80 oil casing pipes, seamless K55/J55 oil casing pipes, and more.

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JIECHUANG METAL

Shandong Jiechuang Metal Products Co., Ltd. is a technology-driven enterprise specializing in the production and sales of metal products.

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