1. Cast iron petroleum parts are installed in the center of the API oil pipe to protect the ESP cable, control line and chemical injection line. 2. Cast iron petroleum parts have double anti-corrosion protection to extend the service life. 3. Cast iron petroleum parts adopt spot welding hinge design to enhance the overall stability of the product. 4. Cast iron petroleum parts are non-destructive clamping to avoid compression loss on the conductor, and can be customized in different sizes and specifications to meet various application requirements.

1. Our manhole covers include ductile iron manhole cover and gray iron manhole cover, but we can also use other materials according to customer needs. 3. Ductile iron manhole cover adopts a retractable design to enhance the applicability of the manhole cover and can better adapt to the needs of different environments. 3. The surface treatment of ductile iron manhole cover is carried out through powder spraying, anodizing, electroplating, hot-dip galvanizing and other methods, thereby improving the corrosion resistance and aesthetics of the manhole cover.

1. We can accurately manufacture various types of engineering equipment spare parts according to the drawings provided by customers. 2. All engineering equipment spare parts will be tested by x-ray non-destructive testing machines, hydraulic universal testing machines and other instruments, and will only be sold after meeting the standards. 3. Covering various types of engineering equipment spare parts such as hydraulic systems, transmission systems, chassis components, etc.

1. Ductile iron gearbox housing meets technical standards such as dimensional accuracy, hardness, surface roughness, and pressure bearing capacity. 2. We provide one-stop customized services from ductile iron gearbox housing design, manufacturing, to delivery, supporting multiple file formats such as Solidworks, Pro/E, AutoCAD, PDF, JPG, DXF, IGS, STEP, etc. 3. We have an automated sand casting production line, cast iron gearbox housing combines precision machining with efficient assembly to increase delivery speed.

1. Stainless steel casting parts adopts advanced precision casting technology, and the size of each bracket is accurate and suitable for building parts. 2. Stainless steel casting parts provides a variety of shapes such as flange type, open type, embedded type, and separated type. 3. The design of stainless steel casting parts is coordinated with the overall style of the building, which improves the beauty of the building.