鑽尾自攻釘的技術要求 sae j 78 - 1998

1996年8月1日 · It is the objective of this document to ensure that carbon steel self-drilling tapping screws, by meeting the mechanical and performance requirements specified, shall drill a hole …

全滲 碳深度是從 硬化的表面 到一個 與 化學 或物理性不相同之點 的距離 . 或者使用微小硬度轉 換 到硬度值HRC 42 時 之垂直距離 . 滲 碳表面和心 部不能明顯 的過 長 (參 閱 SAE J423). in 的 …

2025年3月24日 · sae j78-2013的标准全文信息,该 sae 标准涵盖了适用于一般应用的碳钢自钻自攻螺钉的尺寸和一般规格，包括性能要求。 本标准的目的是确保碳钢自钻自攻螺钉满足规定的 …

It is the objective of this document to ensure that carbon steel self-drilling tapping screws, by meeting the mechanical and performance requirements specified, shall drill a hole and form or …

2021年7月28日 · It is the objective of this document to ensure that carbon steel self-drilling tapping screws, by meeting the mechanical and performance requirements specified, shall drill …

钻尾自攻钉的技术要求 sae j 78 - 1998

SAE J78 is a standard published by SAE International that covers the dimensional and general specifications for carbon steel self-drilling tapping screws. These screws are designed to drill, …

2022年4月14日 · This SAE Standard covers the dimensional and general specifications, including performance requirements, for carbon steel self-drilling tapping screws suitable for use in …

2025年3月4日 · SAE J78-2021的标准全文信息,钢制自钻孔自攻丝螺钉, Steel Self-Drilling Tapping Screws, 提供SAE J78-2021的发布时间、引用、替代关系、发布机构、适用范围等信息，也提 …