
concrete pump , Iran
Concrete pump spare parts include delivery cylinders, rubber or polyurethane pistons, S valves, cutting rings, wear plates, and high pressure pipes. Cylinders are made from 42CrMo4 alloy steel with induction heat treatment and surface hardness of 58 to 62 HRC. Internal pipe diameters range from 100 to 125 mm with 4 to 12 mm thickness to handle working pressures of 80 to 130 bar. Pistons have abrasion resistance below 30 mm3 according to ASTM D5963. Assembly tolerance for critical components is ±0.02 mm to maintain pressure loss under 3 percent. All parts undergo ISO 9001 quality control and hydrostatic testing.
Structurally, spare parts are designed to withstand at least 500,000 working cycles at flow rates of 60 to 180 cubic meters per hour. Flange and clamp connections tolerate pressure shocks up to 1.5 times nominal pressure. Internal pipe surface hardness of 60 HRC extends service life up to 30,000 cubic meters of pumped concrete. Sealing is provided by NBR or FKM rings within a temperature range of -20 to 120°C. Ultrasonic testing and metallurgical analysis prevent microcracks and verify microstructure. Minimum safety factor against yield stress is 2.0.You can order and buy concrete pump from Iran by contacting us through whatsaap and email.
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