标准查询
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ASME/ANSI B18.2.1-2012 全螺纹螺柱
ASME B18.2.1 2012, Hex, Heavy Hex, and Askew Head Bolts and Hex, Heavy Hex, Hex Flange, Lobed Head, and Lag Screws (Inch Series)
AVS(ZGGSZ5[{`4~S)_N3ET.jpg "点击放大")