乐清市光连紧固件有限公司(www.yq-glbzj.com)创办于1990年,是一家集科研制造销售于一体的现代化企业,公司总部坐落于乐清北白象机械螺丝城,交通便捷,地理位置优越,宽敞的生产环境,拥有一支经验丰富的技术研发队伍和高素质的管理团队。公司生产普通钢、中碳钢、40Cr、35Crmo各种不同钢材的标准件,公司产品有防松螺母GB889、德标防松螺母DIN985/DIN982、锁紧螺母GB6185/GB6184、法兰螺母GB6177、法兰防松螺母GB6183、法兰锁紧螺母GB6187、盖型螺母GB923、槽型螺母GB6178/GB58/GB6180、加厚螺母GB56、大对边螺母GB1229、薄螺母GB6172/GB6173/GB54、低压螺母GB6170/GB6171、中压螺母GB6175/GB6176、高压螺母GB55、英美制螺母，以及各种标准，非标准螺母，亦可遵照来图来样生产非标准件；产品表面处理有发黑，镀锌，热镀锌，机械镀锌等种类；产品机械性能等级有8-12等各种等级。

"Founded in 1990,it is a modern enterprise with headquarter located in Yueqing city, north white elephant machinery, with convenient transportation and experienced r&d team. By using medium carbon steel, 40Cr, 35Crmo , we produce Locknut GB889,  DIN985 / DIN982  , GB6185 / GB6184, flange nut GB6177, flange locknut GB6183, flange lock nut GB6187 , cap nut GB923, groove GB6178 / GB58 / GB6180, thickening nut GB56, big to edge nut GB1229, thin nut GB6172 GB6173 / GB54, low-voltage nut GB6170 / GB6171, medium voltage nut GB6175 / nut GB6176, high voltage nut GB55, inch nut.The non-standard nuts can also be produced following given samples.The surfacing process includes blacking, galvanization, hot dip galvanization,and machinery galvanization. The mechanical properties of grade varies from level 8 to 12. "