... products, can replace the GL, I, as well GLII-row radiator pipe finned tube is seamless steel pipe ... eight, and other types of scheduling, work pressure, heat transfer media for the following 2.0MPm, the temperature ... was below 300 °C. The GLII expressed method GLII-2 R × 24-7878-inch long tube surfaceThe ... thickness, sixth row thickness, eight row thickness Air Heat Exchanger--- GLII