... type, four cng compressorH1DF-1.25/(2-4)-210 Type Natural Gas Compressor1. Main SpecificationsDF-1.25/(2-4)-210 type natural gas ... -stage compression, stage 1 and 2of the shaft with single action, and stage 3 and 4 of cover with single action, packing of ... case, operation gauge system, appliance device, etc.1) Model: DF-1.25/(2-4)-2102) Type: D-shape symmetrical balancing reciprocating piston ...