
PRAD system Solution tool PRAD system Main size designation and Overall length of standard type and long type, and specification corresponding Materials Applicable class Max. Length of thread TYPE standard type: L ℓ ℓn ℓs Ds K ℓk length Cutting Forming (reference) 36 4.5 - (24) 3 2.5 5 4.5 ~P4 ~G5 a ○◎ 3.6 36 4.5 - (24) 3 2.5 5 4.5 ~P4 ~G5 a ○◎ 3.6 36 5.4 - (24) 3 2.5 5 5.4 ~P4 ~G5 a ○◎ 3.6 36 6.3 - (24) 3 2.5 5 6.3 ~P4 ~G5 b ○◎ 3.6 36 6.3 - (24) 3 2.5 5 6.3 ~P4 ~G5 b ○◎ 3.6 42 6.3 - (27) 3 2.5 5 6.3 ~P4 ~G5 b ○ 3.6 42 7.2 c 12 (27) 3 2.5 5 7.2 ~P4 ~G5 ○◎ 4.5 c-1 PRAD SYSTEM 45 8 d 15 (27) 3 2.5 5 8 ~P4 ~G5 ○◎ 4.5 d-1 42 8.1 c 12 (27) 3 2.5 5 8.1 ~P4 ~G5 ○◎ 4.5 c-1 45 8 d 15 (27) 3 2.5 5 8 ~P4 ~G5 ○◎ 4.5 d-1 42 7.2 c 12 (27) 3 2.5 5 7.2 ~P4 ~G5 ○◎ 4.5 c-1 45 8 d 15 (27) 3 2.5 5 8 ~P4 ~G5 ○◎ 4.5 d-1 8.1 c 46 6.3 14 (29) 3 2.5 5 8.1 ~P4 ~G5 ○◎ c-1 3.4 50 8 d 15 (32) 3 2.5 5 8 ~P4 ~G5 ○◎ 6.3 d-1 46 8.1 c 14 (29) 3 2.5 5 8.1 ~P4 ~G5 ○◎ 6.3 c-1 50 8 d 15 (32) 3 2.5 5 8 ~P4 ~G5 ○◎ 6.3 d-1 26 9 c 46 25 14 4 3.2 6 9 ~P7 ~G8 ○●◎ 6.5 c-1 26 9 c 56 9 d 18 32 4 3.2 6 9 ~P7 ~G8 ○◎ 6.5 d-1 PRAD-14