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Threaded Joint Seat


Mine nut joints are mainly used for coal mine support, connection of coal mining machines and hydraulic systems

Large-Diameter Joint


Municipal water supply and drainage, fire protection pipelines (recommended for DN100 and above) ‌;

Hydraulic Connector


Stainless steel coal mine joints are specially designed for mining environments and need to have characteristics such as high pressure resistance, corrosion resistance, and explosion-proof.

Stainless Steel Coal Mine Joint


Stainless steel coal mine joints are specially designed for mining environments and need to have characteristics such as high pressure resistance, corrosion resistance, and explosion-proof.

Threaded joint


Threaded joints are threaded pipe connection components, widely used in industrial and daily life fields.

Rubber Hose Assembly


The hose assembly is an auxiliary device in the hydraulic system used to connect various components.

Straight-Through Plug


Prevent hydraulic oil leakage ‌ and ensure stable oil pressure within the system

Explosion-Proof Chain


Explosion-proof chains are commonly used safety protection devices in mine gas prevention operations.
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Sheng Long

Coal Machinery Parts

A professional manufacturer specializing in the production and sale of coal mine accessories, high-pressure oil pipes, metal hoses and rubber and plastic products.

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