... , ASTM B75, ASTM B836 standard, EN 12735, EN 1057 standard, AS 1571, AS 1432 standard.Pancake CoilApplication:Pancake coil is mainly ... , installation of air conditioner, construction water and gas. Available in standard with lengths of 10ft, 20ft, 25ft, 50ft, 60ft, 66ft ... ASTM B75, ASTM B836 standard, EN 12735, EN 1057 standard, AS 1571, AS 1432 standard and JIS H3300 standard.Temper: O60 or O50Package ...