of Chinese Stone Machinery
Keywords:
Valvae globuli, Steel valvae globi, Chalybes Ball, Valvae globuli Fabricatores, globuli Ferri in Sinis.
Formularium:
Size: 1/4"-10" (DN8mm~250mm)
Pressura Rating: Classis 150~ 300 (PN16~50)
Materiae: ASTM A105, A350 LF2, A182 F304, A182 F316, A182 F6A, A182 F51, A182 F53, A182 F55, A564 630 (17-4PH), Monel, Inconel, etc.
Superficies curatio: politura, electroless nickel plating (ENP), chromium durum, carbide tungsten, chromium carbide, stellite (STL), inconel, etc.
Rotundus: 0.01-0.02
Roughness: Ra0.2-Ra0.4
Concentricitas: 0.05
Characteres:
Duae praecipuae notae globulorum valvae sunt rotunditas et finis superficies.Rotunditas praesertim in signatione critica area contineri debet.Globos valvae valvae summae altitudinis rotunditatis et superficies altae tolerantiae metam conficere possumus.
Secundum actuales necessitates tuas, altiore consilio et processuum consilio aequissimum elige