https://jlhbfastener.com/zh Jiulong (Hebei) Fastener Manufacturing Co., Ltd. Mon, 02 Dec 2024 03:38:55 +0000 zh-Hans hourly 1 https://wordpress.org/?v=6.7.1 https://jlhbfastener.com/wp-content/uploads/2024/12/微信图片_20241211200155-75x75.jpg https://jlhbfastener.com/zh 32 32 https://jlhbfastener.com/zh/2024/12/02/high-strength-hex-bolts/ https://jlhbfastener.com/zh/2024/12/02/high-strength-hex-bolts/#respond Mon, 02 Dec 2024 03:38:54 +0000 https://jlhbfastener.com/?p=213 […]]]> 高强度六角螺栓即头部为六角形的高强度螺栓，强度主要分为8.8级、10.9级、12.9级，常用公称直径从M6到M24，并可根据需要采用不同的表面处理。

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