cng compressor 1) Model: DF-0.3/(2-4)-210 2) Type: D-shape ... symmetrical balancing reciprocating piston type, four cng compressor DF-0.3/(2-4)-210 Type Natural Gas Compressor1. Main ... case, operation gauge system, appliance device, etc.1) Model: DF-0.5/(2-4)-2102) Type: D-shape symmetrical balancing ... ) Stage: 45) Cylinder’s No.: 4(φ135/φ85/φ45/φ26) 6) Cooling Mode;air cooling 7) Piston Stroke: 80 ...