copuling Iran
Cellphone / Whatsapp: +989122003350
| yadak-dakal |
| Iran |
| 021-55881648 |
copuling
Shoeing replacement parts include mechanical assemblies, power transmission elements, and consumable components used in industrial shoe sewing and forming machines. These parts are manufactured from 42CrMo4 alloy steel, cold work tool steel, and martensitic stainless steel. Base material tensile strength ranges from 900 to 1200 megapascals, and final hardness after heat treatment is between 48 and 60 HRC. Dimensional tolerances for shafts and pins are specified within h6 to h8 classes according to ISO standards. Surface roughness of sliding components is maintained below Ra 0.8 microns. Corrosion resistant coatings such as electroless nickel with 10 to 25 micron thickness are applied.
The structural design of shoeing replacement parts is based on Hertzian contact stress and bending fatigue analysis to ensure a service life exceeding 10^6 cycles. Gears are manufactured with modules from 1 to 3 millimeters and DIN accuracy classes 7 to 9. Assembly clearance between moving parts is typically defined between 0.01 and 0.04 millimeters. Bearings are balanced and lubricated for rotational speeds from 600 to 3000 rpm. Wear resistance of engaged surfaces is enhanced through induction hardening to depths of 1 to 2 millimeters. Quality control includes functional testing, three dimension
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| yadak-dakal | 021-55881648 |
| yadak-dakal |
| Iran |
| 021-55881648 |
copuling
Truck mounted concrete pump spare parts include hydraulic, wear, and concrete delivery components designed for operating pressures of 80 to 130 bar. Delivery cylinders are typically manufactured with internal diameters of 180 to 230 millimeters and strokes of 1400 to 2100 millimeters. Concrete pipelines are produced from alloy steel with hardness levels between 58 and 65 HRC. Wall thickness ranges from 4 to 10 millimeters, and wear life depends on concrete aggregate grading. Wear plates and cutting rings are made from alloy cast iron with hardness above 600 Brinell. The hydraulic system includes piston pumps delivering 200 to 300 liters per minute.
The boom structure is fabricated from high strength steel with yield strength exceeding 700 megapascals. Boom length varies between 24 and 63 meters depending on configuration and includes 3 to 6 articulated sections. Pins and bushings are machined with dimensional tolerances below 0.05 millimeters. The S valve or rock valve operates at 20 to 35 cycles per minute for concrete switching. Sealing systems use O rings and packings resistant up to 80 degrees Celsius. Quality control involves hydrostatic pressure testing and non destructive weld inspection.
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| yadak-dakal | 021-55881648 |
| yadak-dakal |
| Iran |
| 021-55881648 |
copuling
Spare parts for ground concrete pumps include components for concrete transfer, hydraulics, sealing, and safety, designed for stable and long-lasting performance. Cylinders and pistons are made from hardened alloy steel with high wear resistance, capable of withstanding pressures up to 130 bar. Sealing rings and gaskets are made of wear-resistant polyurethane and composite materials. Delivery pipes and elbows are made from alloy steel with diameters of 100 to 150 millimeters and anti-corrosion coatings to reduce blockages and leaks. High-pressure hoses, 3 to 6 meters long, enable fast and secure connections.
Structurally, S valves or rock valves guide uniform concrete flow. A steel hopper with 400 to 800 liter capacity ensures continuous material transfer, while the internal wear-resistant agitator guarantees uniform mixing. Wear plates and automatic lubrication systems extend component lifespan. Multi-stage filters prevent harmful particles from entering the system. Component design complies with ISO 21573 and EN 206 standards, ensuring operational efficiency and safety.
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| yadak-dakal | 021-55881648 |
