Self-Tapping Screw是自攻钉的统称。其中，Thread Cutting Screw, 也称为Sheet Metal Screw, 它们自攻形成螺纹的时候，切削掉一部分基材。与此相对的是Thread Rolling Screw, 基本用在塑料产片上，他们是挤压形成自攻螺纹，并不损失材料。比如，DIN 7981就是典型的Thread Cutting Screw, 而DIN 7500就属于...
Screw，包含了Thread Cutting Screw。Self-Tapping Screw是自攻钉的统称。其中，Thread Cutting Screw,也称为Sheet Metal Screw,它们自攻形成螺纹的时候，切削掉一部分基材。与此相对的是Thread Rolling Screw,基本用在塑料产片上，他们是挤压形成自攻螺纹，并不损失材料。比如，DIN 7981就是典型的Thread Cut...
Thread rolling dies for the production of a cutting thread - screwsJOHN SKIERSKI,EDWIN
前者是自功丝螺钉,后者thread cutting screw 攻丝螺钉 thread cutting screw 攻丝螺钉,自切螺钉
self-tapping 自攻螺丝 thread-cutting 自攻螺丝, 内螺纹由外螺纹切削形成,过程中有材料碎屑产生.thread-forming 自攻螺丝, 内螺纹由外螺纹挤压形成,过程中没有或者很少材料碎屑产生.spaced thread (sheet metal) screws 自攻螺丝, 用于金属薄板的宽牙距螺丝 ...
Thread milling and tapping are two methods of making threads in metal; those spiral grooves inside or outside of a hole that screws are meant to fit into. They’re both popular milling processes in the manufacturing industry, but they are very different. Let’s take a look at these two ...
What we will discuss are the two primary approaches to making internal screw threads—tappingandthread milling—and when to use one over the other. There’s no room to talk about thread rolling, chasing, whirling, or other threading methods, all of which are limited to external fasteners—scr...
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Thread-Cutting Small-Head Deck Wood Screws, Find Details and Price about Deck Screw Wood Screw from Thread-Cutting Small-Head Deck Wood Screws - Fasto Industrial Co., Ltd.
Torx Drive Cutting Thread 6 Ribs Chipboard Flooring Screws Knurled Shank Shoulder Type 17, Find Details and Price about Self Tapping Screw Chipboard Screw from Torx Drive Cutting Thread 6 Ribs Chipboard Flooring Screws Knurled Shank Shoulder Type 17 -...