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Shanghai Jwell Machinery CO., LTD

Series Doliorum et Cochlearum


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Vitra Conicarum
Vitra Conicarum

Vitra Conicarum stupra ac dolium geminae


Description

1)38CrMoAlA(JIS SACM645)
2)9Cr18MoV

I) 1CrMoAlA (JIS SACM38)
2) 9Cr18Mo

Calor treatment
Nitriding curatio
Bimetallic coating aspergine

Quideline de technica
Profundum nitrationis iacuit: 0.05~0.08mm
Duritia nitrationis: 900~1000hv
Fragilitas nitrationis minus quam magnificum
Asperitas superficiei: Ra0.4
Linearietas cochleae: 0.015mm/m
Duritia superficiei chrom platingae post nitrogentionem: plus quam 950hv
Chrome-plating layer of thickness:0.025~0.085mm

QUAESITUM