About A&S Construction Machinery Co., Ltd. - Construction Machinery Parts Supplier in China

A&S Construction Machinery Co., Ltd. is based in Sichuan province, China, and currently lists 71 distinct construction equipment parts in its online catalogue. The catalogue includes new and used components for a broad selection of machines such as backhoes, excavators, compactors, crawler tractors, scrapers, wheel tractors, graders, wheel dozers, and more. Product entries specifically reference Caterpillar cab structures, HVAC, visibility, interior, electric operator controls, drivetrain, brakes, differentials, and final drive assemblies. Individual items also cover engine sub‑assemblies like piston pumps, crankshafts, oil pumps, fuel injectors, and hydraulic pumps, each identified by OEM part numbers. Where available, the supplier records HS‑code classifications - for example, an aluminum‑alloy water radiator (HS 8708.91) and a cast‑iron flywheel (HS 8483.40).

The supplier groups its offerings under top categories that include Excavator Machines and Spare Parts, Diesel Engines, Industrial Pumps, Engine Spare Parts, Automobile Gears, Shafts & Clutches, Construction Equipment & Machinery, Industrial Valves & Gauges, and Electronic Actuators. Among the listed items are a CAT C7 diesel engine, a CAT piston pump model 168‑7873 for wheel loaders, and a CAT 325C arm cylinder seal kit classified under HS 4016.93 with NBR/FKM composite material. Hydraulic components such as the CTP 1086982 4‑wire braid hoses and the 4I‑1023 hydraulic gear pump for CAT E320 are also featured. The catalogue further details accessories like radiators, exhaust manifolds, mufflers, and fans, each matched to OEM specifications such as part numbers 201‑03‑51150 or 190‑5781. The breadth of parts spans both mechanical and electronic subsystems, reflecting the supplier’s focus on comprehensive after‑market support for heavy‑duty construction machinery.

Product Range and Specialties of A&S Construction Machinery Co., Ltd.

The catalogue lists Caterpillar cab components, including HVAC, visibility, interior trim, and electric operator controls, each identified by specific part families. It also contains drivetrain elements such as differentials, final drives, and brake assemblies, together with engine components like the CAT piston pump 168‑7873, crankshaft 1950306, and cylinder liner 322‑1126. Hydraulic products include the CTP 1086982 four‑wire braid hoses and the 4I‑1023 hydraulic gear pump for CAT E320, while electronic actuators and sensors are covered under the electronic actuators category. Materials recorded in the catalogue range from aluminum‑alloy radiators (Cu 68 %, Zn 30 %, Sn 2 %) to cast‑iron flywheels (Grade 250 / GJS‑400‑15) and NBR/FKM composite seals, each matched to the appropriate HS code (e.g., 8708.91, 8483.40, 4016.93). Additional items such as muffler silencers, exhaust manifolds, engine fans, and intake manifolds complete the parts set, providing coverage for both mechanical and auxiliary systems.

In the construction‑machinery aftermarket, crankshafts and connecting rods are commonly forged from high‑strength steel grades such as EN 10025 S355 or ASTM A514, while cylinder liners are supplied in cast iron or hardened steel with surface hardness around 55 HRC. Hydraulic hoses like the four‑wire braid type are typically built to ISO 4427 specifications, with pressure ratings of 250 bar or higher and reinforced with steel or aramid braids. Sealing kits for cylinders often use NBR blended with fluorocarbon (FKM) compounds to meet temperature ranges from - 40 °C to 200 °C, aligning with ISO 1624 seal material standards. Electrical actuators and sensor modules for cab control systems are generally tested to IEC 60730 for safety and IEC 61800 for performance, and buyers frequently request CE or UL certification documentation. Standard packaging for heavy components includes wooden pallets, shrink‑wrap, and moisture‑resistant crates, with typical shipment volumes of one to three units per 20‑ft container, depending on size and weight.

Trade and Export Information - A&S Construction Machinery Co., Ltd.

Chinese exporters of construction‑machinery spare parts, such as those based in Sichuan, commonly ship to markets in Southeast Asia, the Middle East, Africa, and Latin America, where demand for aftermarket components remains strong. The HS‑code families observed in the catalogue (e.g., 8708.91 for radiators, 8483.40 for flywheels, 4016.93 for seals) fall under Chapter 84 of the Harmonized System, which is subject to standard customs duty rates and often requires a certificate of origin for preferential treatment under trade agreements. Buyers typically request ISO 9001 quality‑management certification and, for safety‑critical components, CE marking or equivalent regional approvals, although the supplier’s specific certifications are not listed. Export logistics frequently employ FOB or CIF terms, with goods packed in wooden crates or bulk pallets, and container loading optimized for weight limits of 24 t in a 20‑ft container or 30 t in a 40‑ft container. Pre‑shipment inspection agencies (e.g., SGS, Bureau Veritas) are often engaged to verify conformity to OEM specifications and to validate material certificates before the cargo departs Chinese ports.

Import regulations in destination countries may require additional documentation such as a test report confirming compliance with ISO 16773 for hydraulic components or an MSDS for any lubricants included with the parts. For electronic actuators, IEC 60730 compliance reports are frequently requested to demonstrate safety and electromagnetic compatibility. Customs authorities in many regions also inspect the labeling of HS codes on the exterior of packaging to ensure accurate tariff classification. Buyers should confirm the supplier’s ability to provide a commercial invoice, packing list, and, where applicable, a phytosanitary or sanitary certificate for parts containing rubber compounds. Lead times for new parts from Chinese manufacturers typically range from 15 to 30 days after order confirmation, with longer times for custom‑fabricated items such as cast‑iron flywheels.

Sourcing from A&S Construction Machinery Co., Ltd. - Buyer Guidance

Prospective buyers should first verify that each part matches the exact OEM part number and machine model listed in the supplier’s catalogue, for example CAT 168‑7873 for a wheel‑type loader. Requesting a material test report (e.g., chemical composition for the aluminum‑alloy radiator) and a dimensional drawing helps confirm compatibility with the target equipment. Because the supplier does not list specific certifications, buyers are advised to ask for copies of ISO 9001, CE, or any relevant OEM approval documents before placing a purchase order. For hydraulic hoses and seals, obtain pressure‑rating certificates and rubber‑compound test data that meet ISO 4427 and ISO 1624 standards. Electronic actuator components should be accompanied by IEC safety test reports and firmware version documentation to ensure integration with existing cab control systems.

Minimum order quantities for most single‑unit components such as a flywheel or seal kit are typically one piece, while bulk items like hydraulic hoses may have an MOQ of 10 m or a full reel. Shipping is usually arranged in 20‑ft or 40‑ft containers with wooden pallets, and buyers should confirm the preferred Incoterm (FOB Chengdu port or CIF destination) to manage freight costs. Inspectors can be engaged for a pre‑shipment check to verify that packaging protects against corrosion and mechanical damage, especially for cast‑iron or aluminum parts. Upon receipt, buyers should compare the received part numbers, material markings, and HS‑code labels against the purchase order to identify any discrepancies early. Maintaining a record of the supplier’s commercial invoice, packing list, and test certificates facilitates customs clearance and after‑sales warranty claims.

What type of Caterpillar cab components does A&S supply?

A&S lists cab interior trim, HVAC system parts, visibility accessories, electric operator controls and related electronic modules for Caterpillar machines. Each item is identified by the OEM part description and can be cross‑checked against the Caterpillar parts catalogue.

How can I verify that a hydraulic hose from A&S meets pressure requirements?

Request the ISO 4427 compliance certificate that specifies the hose’s pressure rating, construction material and test temperature range. The supplier’s catalogue entry for the CTP 1086982 hose should include the part number to match the test report.

Which documents should I request before ordering engine parts such as crankshafts or cylinder liners?

Ask for a material test report (chemical composition and hardness), an OEM approval sheet confirming the part number matches the target engine model, and any quality‑management certification such as ISO 9001 that the supplier holds.

Are there standard HS codes associated with the parts listed by A&S?

Yes. For example the water radiator is classified under HS 8708.91, the flywheel under HS 8483.40, and the cylinder seal kit under HS 4016.93. Other mechanical components fall within Chapter 84 HS‑code ranges for machinery parts.

What are typical lead times for new parts versus refurbished parts from this supplier?

Newly manufactured components usually require 15‑30 days after order confirmation, while refurbished or rebuilt items may need 20‑45 days depending on the extent of reconditioning required.

What packaging methods are used for heavy components like flywheels or radiators?

Heavy parts are typically packed in wooden crates or on reinforced pallets, wrapped in shrink‑film and placed on dunnage to prevent movement. They are loaded into 20‑ft or 40‑ft containers according to weight limits.

Which certifications are commonly required for construction‑machinery spare parts, and does A&S provide them?

Buyers often require ISO 9001 quality‑management certification, CE marking for safety‑critical components, and ISO 16773 test reports for hydraulic items. A&S does not list specific certifications, so buyers should request copies of any applicable certificates before finalising the purchase.