攻出螺紋 的英文怎麼說
中文拼音 [gōngchūluówén]
攻出螺紋
英文
tap-
Tapping screws are threaded fasteners with unique ability to " tap " their own mating nternal thread when driven into performed holes in metallic and non - metallic materials. apping screws are high strength, one - piece, one - side - installation fasteners
自攻螺絲是在金屬或非金屬材料之預鉆孔中自行攻鉆出所配合陰螺紋之一種有螺紋緊固件,具有高拉力、單件、單邊組合特色。Iso general purpose metric screw threads - tolerances - limits of sizes for hot - dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position h or g after galvanizing
Iso普通米制螺紋.公差.第4部分:與鍍鋅后公差帶位置為h或g攻出的內螺紋相匹配的熱浸鍍鋅外螺紋的尺寸極限
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