[et_pb_section fb_built=”1″ _builder_version=”4.27.6″ _module_preset=”default” use_background_color_gradient=”on” background_color_gradient_repeat=”on” background_color_gradient_stops=”rgba(0,0,0,0.7) 0%|rgba(0,0,0,0.68) 100%” background_color_gradient_overlays_image=”on” background_image=”https:\/\/sjnbcasting.com\/wp-content\/uploads\/2026\/04\/Suijin-Castings-Precision-Machined-Metal-Components.jpg” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_heading title=”Construction Equipment Casting & Machining Components” _builder_version=”4.27.6″ _module_preset=”default” title_text_align=”center” title_text_color=”#FFFFFF” global_colors_info=”{}”][\/et_pb_heading][lwp_divi_breadcrumbs link_color=”#FFFFFF” separator_color=”#FFFFFF” current_text_color=”#FFFFFF” _builder_version=”4.27.6″ _module_preset=”default” module_text_align=”center” text_orientation=”center” module_alignment=”center” global_colors_info=”{}”][\/lwp_divi_breadcrumbs][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” max_width=”1440px” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_heading title=”Construction Equipment Casting Application” _builder_version=”4.27.6″ _module_preset=”default” border_width_bottom=”3px” border_color_bottom=”#0F0783″ global_colors_info=”{}”][\/et_pb_heading][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.27.6″ _module_preset=”default” max_width=”1440px” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/sjnbcasting.com\/wp-content\/uploads\/2026\/05\/Construction-Equipment-Casting-Application-1.jpg” alt=”Construction-Equipment-Casting-Application” title_text=”Construction-Equipment-Casting-Application-1″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n
SJ Machinery is a professional supplier of high-precision casting and machining components, serving global leading brands in the construction equipment industry. We specialize in the manufacturing and supply of core construction equipment parts, including engine fuel system components, transmission system components, and hydraulic system components that fit diverse construction machinery models.<\/p>\n
We deliver one-stop integrated manufacturing solutions covering the full production chain: engineering design, prototype development, mold design and fabrication, precision casting, secondary machining, heat treatment, and professional surface treatment. To guarantee consistent product quality for construction equipment components, we have built a fully equipped in-house testing laboratory.<\/p>\n
Every batch of our precision casting and machining parts is strictly inspected and verified against standard 3D production drawings before delivery. Centered on customers\u2019 customized and industrial application requirements, we process and manufacture components with nearly all types of metal materials, focusing on every fine detail to deliver durable, high-precision construction equipment parts for global clients.<\/p>\n
[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” max_width=”1440px” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_heading title=”Reliable Custom Manufacturer of Precision Casting & Machining Parts for Construction Equipment” _builder_version=”4.27.6″ _module_preset=”default” title_level=”h2″ border_width_bottom=”3px” border_color_bottom=”#0F0783″ global_colors_info=”{}”][\/et_pb_heading][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ use_custom_gutter=”on” gutter_width=”2″ _builder_version=”4.27.6″ _module_preset=”default” max_width=”1440px” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_blurb title=”Fuel Injection System Components- Precision Machining and Investment Casting” image=”https:\/\/sjnbcasting.com\/wp-content\/uploads\/2026\/05\/Construction-Equipment-Casting-Application-Fuel-Injection-System-Components.jpg” alt=”Fuel Injection System Components” _builder_version=”4.27.6″ _module_preset=”default” header_level=”h3″ header_line_height=”1.2em” global_colors_info=”{}”]<\/p>\n
Boasting rich professional experience in manufacturing fuel injection system components, we help clients gain stable cost advantages and long-term benefits through large-scale production and standardized assembly. Our high-quality fuel system parts are fully compatible with both gasoline engines and diesel engines.<\/p>\n
Our core manufactured products are listed as follows:<\/p>\n
[\/et_pb_blurb][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_blurb title=”Hydraulic System Parts- Precision Machining” image=”https:\/\/sjnbcasting.com\/wp-content\/uploads\/2026\/05\/Construction-Equipment-Casting-Application-Hydraulic-System-Parts-Precision-Machining.jpg” alt=”Hydraulic System Parts-Precision Casting” _builder_version=”4.27.6″ _module_preset=”default” header_level=”h3″ header_line_height=”1.2em” global_colors_info=”{}”]<\/p>\n
A standard hydraulic system consists of numerous intricate components and assembled parts, which are widely applied to control heavy equipment attachments and drive various mechanical operating systems. As a professional manufacturer, SJ Machinery focuses on custom precision machined parts production for construction machinery and heavy-duty equipment.<\/p>\n
Our mainstream finished products mainly cover:<\/p>\n
[\/et_pb_blurb][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_blurb title=”Transmission System Parts-Sand Casting, Investment Casting, and Precision Machining” image=”https:\/\/sjnbcasting.com\/wp-content\/uploads\/2026\/05\/Construction-Equipment-Casting-Application-Transmission-System-Parts.jpg” alt=”Construction-Equipment-Casting-Application-Transmission-System-Parts” _builder_version=”4.27.6″ _module_preset=”default” header_level=”h3″ global_colors_info=”{}”]<\/p>\n
As an international machinery company, we have retained and developed many of the qualities of a medium-sized corporate culture over nearly 20 years of efforts. Today, responsibility, commitment and trust are actively practiced in all areas of the company and form the basis of our quality commitment to our valued customers, so the construction equipment will operate reliably and reliably.<\/p>\n
Typical products we produce include:<\/p>\n
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