... . Typical uses are: Arbors, Bearings, Bushings, Cam Shafts, Differential Pinions, Guide Pins, King Pins, Pistons Pins, Splined Shafts, Ratchets, Sleeves etc ... 1444-1996-8620/8620HGermany W.Nr 1.6523 DIN 21NiCrMo2Great Britain BS970: PART 3: 1991 805 M20BS970: 1955 - EN362Japan JISG 4052 ... per 25 mm of section may be used as a guide.Do not forge below 850 oC.Following completion of forging ...