... Pitch of fins: can be adjusted between 1.8-5.8mm6. Pitch of holes and pitch of rows: ... .65mm, 25.4x22mm, 21x12.7mm, 19.5x11.6mm, 31.75x27.5mm, equilateral triangle arrangement.7. Suitable for R134a, ... 4Series 5Tube DiameterΦ 9.52Φ9.52Φ7Φ 5Φ 12.7Hole Space(mm)2525.42119.531.75Row Space ... Inspect the raw material, unfinished products and finished products.5) Our products can be customized. We can produce ...