1.Momwe Mungatseke Kwambiri: Gwiritsani ntchito zida zamkuwa zopangira mpira, zomwe zitha kwa nthawi yayitali osachita dzimbiri / kudontha.
2.Clean Thread: Ndikofunikira kwambiri pakuyika, tili ndi ndondomeko imodzi yowunikira khalidwe la gawo ili mu fakitale.
3.Kupangidwa ndi ndondomeko yolondola, palibe kutayikira ndi kukhazikika, kosavuta kugwirizanitsa ndi kusagwirizana
4.Brass kukana dzimbiri, ductility pa kutentha kwambiri, ndi otsika maginito permeability
Chitsanzo
A
φB
C
D
L
L1
P
SCNX-11 1/4
10
16
S11
11
46.5
23.5
G1/4
SCNX-11 1/2
25
23
4
40
28.5
G1/2