셀프 태핑 및 셀프 드릴 스레드의 주요 기하학적 매개 변수에 대한 자세한 설명
2021-04-28
Fortuna Stamping
122
1). 주요 직경/톱니 외경(d1)은 제품 나사산 꼭대기가 겹치는 가상 원통 직경입니다. 나사산의 주요 직경은 기본적으로 나사산 크기의 공칭 직경을 나타냅니다.
(2) 작은 직경/바닥 직경(d2): 나사 바닥이 겹치는 가상 원통의 직경입니다.
(3). 치아 피치(p): 중앙 경선의 두 지점에 해당하는 인접한 두 치아 사이의 축 거리입니다. 영국식 단위에서는 인치당 톱니 수(25.4mm)를 사용하여 피치를 나타냅니다.
다음 표에는 피치(미터법)와 잇수(영국식)의 공통 사양이 나열되어 있습니다.
1. 셀프 태핑 미터법 시스템:
사양 ST1.5ST
1.9ST
2.2ST
2.6ST
2.9ST (가이드 : 머리나사 분해방법 소개)
3.3ST
3.5ST
3.9ST
4.2ST
4.8ST
5.5ST
6.3ST
8.0ST
9.5
톱니 피치 0.50.60.80.91.11.31.31.31.41.61.81.82.12.1
2. 인치 셀프 태핑 치아:
사양 4#5#6#7#8#10#12#14#
치아 수
AB 치아 2420201918161414
치아 2420181615121110
더 많은 관련 스탬핑 제품 산업 뉴스:
우리와 연락을 취하십시오
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E-MAIL: ym@syjwj.com.cn
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