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Factory Price sẹsẹ Shutter ilekun Torsion Spring
Ti a ṣe awọn coils orisun omi, irin alamọdaju ti a ṣe itọju ooru pẹlu awọn cones aluminiomu lati rii daju pe wọn jẹ iṣẹ wuwo pupọju.
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120′ Oiled Tempered Industrial Roller Shutter Door Torsion Spring
Tianjin Wangxia Roller Shutter Door Torsion Springs ti wa ni ti ṣelọpọ lati giga-tensile, epo-tempered orisun omi waya, ipade ASTM A229.All wa Springs ti wa ni factory lubricated lati gbe edekoyede ati ipata nigba ti jijẹ awọn orisun omi ọmọ aye.
Roller oju ilẹkun orisun counterbalance awọn àdánù ti ẹnu-ọna lati ṣe awọn ti o rọrun lati ṣii ati close.They sin kanna idi ti counterweights lo lati dọgbadọgba ilẹkun ni sehin.Nitorinaa, orisun omi okun waya ti o tọ ati imọ-ẹrọ apejọ jẹ pataki ni akiyesi igbẹkẹle ati ailewu lori akoko pipẹ pupọ.
Tianjin Wangxia Orisun omi
