<span id="65ydn"><optgroup id="65ydn"></optgroup></span>

            少妇被黑人到高潮喷出白浆,麻豆国产传媒精品视频,国产成人一区二区三区免费 ,无码日韩av一区二区三区,国产一区二区不卡91,久久人与动人物a级毛片 ,在线播放深夜精品三级,国产精品av中文字幕
            Welcome to the official website of Legret Metal Company
            Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
            National consultation hotline:135-2799-2739
            Contact US
            mobile phone: 135-2799-2739
            Service hotline: 0769-38893080
            Email: lzd@dglzd.com
            Address: Dongguan lvzhidao Metal Co., Ltd
            Contact person: Manager Zeng
            Solder wire

            Solder wire Sn38Pb62

            Product parameters

            ◆ good weldability and short wetting time < br > ◆ less rosin splash during brazing < br > ◆ rosin in the line is evenly distributed and has good continuity < br > ◆ no bad smell, less smoke, no harmful gas < br >

            Scope of application

            It is suitable for tin plating of wires and cables, sintering of circuit substrates, tin lining of components, wave soldering of components and manual soldering of components.

            Lvzhidao lead-free solder wire completely passed SGS test.

            In the dust-free and environment-friendly special workshop, high-purity environment-friendly tin ingot, unique flux formula and strict implementation of ISO quality management system are adopted,

            The German direct reading spectrometer was introduced to control the quality and produce lead-free solder wire in line with ROHS standard.

            ★ made of pure tin, with good wettability, conductivity and thermal conductivity.

            ★ the flux is moderate and does not splash during welding. It can be customized by customers.

            ★ the winding is neat without knotting, easy to weld and high efficiency.

            ★ environment friendly lead-free tin wire meets ROHS standard and SGS certification


            主站蜘蛛池模板: 隔壁老王国产在线精品| 在线日韩日本国产亚洲| 国产专区综合另类日韩一区| 亚洲精品国产精品国自产观看| 欧美特黄一级大黄录像| 午夜福利高清在线观看| 精品午夜国产福利在线观看| 蜜芽久久人人超碰爱香蕉 | 精品无码三级在线观看视频| 丁香亚洲综合五月天婷婷| 亚洲女同一区二区| 久久不射网站| 亚洲天堂亚洲天堂亚洲色图| 717午夜伦伦电影理论片| 日本三级精品| 制服丝袜国产精品| 亚洲熟妇色xxxxx欧美老妇y| 激情综合色区网激情五月| 亚洲成综合人影院在院播放| 伊人色综合久久天天| 亚洲综合网国产精品一区| 国产一区二区三区精品久久呦| 无码麻豆国产精品| 亚洲国产欧美日韩另类| 日本精品中文字幕在线播放| 国产精品亚洲A∨天堂| 国产丝袜在线精品丝袜不卡| 亚洲一区二区三区在线网址| 一区二区三区四区五区自拍| 无码精品一区二区三区在线| 亚洲午夜无码久久久久蜜臀av| 久久综合丝袜日本网| 蜜臀人妻精品一区二区免费| 午夜美女裸体福利视频| 亚洲理论在线A中文字幕| 久久亚洲国产成人精品性色| 久久亚洲国产中v天仙www| 四虎影视一区二区精品| 麻豆网神马久久人鬼片| 国产精品一区二区手机在线观看| 东京热人妻丝袜无码AV一二三区观|