API is a standards development organization that is a global leader in bringing together subject matter experts in a variety of fields to establish, maintain and publish recognized standards for the oil and gas industry.
Centrifugal pumps have a wide range of applications where the pressure increase is caused by centrifugal forces.Centrifugal pumps are turbomachines that pump liquids by means of centrifugal force generated by rotating impellers.
We are committed to optimizing our 10 Ton lightweight axle and customer services with a spirit of unity and unity, under a high level of regulation. The company provides users with excellent performance and stable quality products with a complete quality
Easy to operate, two working modes: manual and automatic.Can set Test Voltage, frequency range, protective current and operating time.Smaller size, lighter weight compared with same voltage level same capacity reactor.
N95 respirator of exhalation valve can greatly reduce the respiratory resistance, slow down the user's respiratory pressure and make wearing more comfortable.
Electric wafer soft sealing butterfly valve uses the integration structure, it can be operated by the input single (4 ~ 20 mA DC, 0 to 10 v DC or1-5 v) and the single-phase power supply, it has strong function, small volume, light and pleasant, reliable p
Pressure vessel torispherical head has a dish with a fixed radius, the size of which depends on the type of torispherical head. The transition between the cylinder and the dish is called the knuckle. The knuckle has a toroidal shape.