活塞杆用UHR系列名称代号外径D内径d厚HUHR1826185.2UHR2028205.2UHR22.43022.45.2UHR2835.5285.2UHR35.54535.56.5UHR4050406.5UHR45A55456.5UHR4556457.5UHR5060506.5UHR5666566.5UHR6373636.5UHR6777676.5UHR7180716.5UHR8090806.5UHR85100859.5UHR90105909.5UHR1001151009.5UHR1121251129.0UHR1251401259.5UHR1401551409.5UHR1601751609.5UHR18020018012.5)