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U Ⅱ radiator

U II type is a kind of heat sink pipe which is suitable for both steam heating system and hot water heating system. Its water inlet and outlet joints are on the same side, and the water inlet and outlet pipes are connected by U-type elbow. In this way, it meets some special requirements of installation, that is, one end of the heat sink pipe must be against the wall or there are other obstacles.

The finned tube is made of 416 × 1 mm red copper tube with 10 × 0.2 mm folded copper strip, which is in spiral shape. It has three different fin spacing: 3.2 mm-r, 4.2 mm-m and 6.5 mm-t, "R" type has a unique style, with small spacing and large heat dissipation area, which has a large heat dissipation capacity; "m" type has a large spacing, which has a small heat dissipation capacity and air resistance; "t" type has a large spacing, which is durable, easy to install and economical.

The numbering method of type u II is as follows:
Model number of one row (piece distance code) - surface tube number - surface tube length (inch length).
If two rows are used, the sheet spacing is 3.2mm, the number of tubes on the surface is 2L, and the tube length is 60 inches,
It is u II-2 (R) - 21-60.