四川BBBBBB搡BBB搡BBBB,影音先锋成人AV资源,国产又粗又猛又爽又黄的,香蕉视频一区二区

Shaft sleeve

Flange 2

The parts are made of die forging. The runout of the inner and outer circle of the product is less than 0.01mm, and the symmetry between the groove and the inner hole is less than 0.02mm. It is difficult to process.

Flange 1

DA40_13_2-5 parts adopt die forgings, less materials, the runout of inner and outer circle of the product is less than 0.01mm, and the symmetry between groove and inner hole is less than 0.02, so it is very difficult to process

Friction plate

Axis positioning

Butterfly mounting seat

The shape of the parts is irregular, the concentricity of the two holes is required to be within 0.02mm, and the inclination of the two grooves and holes is within 0.02mm.

Idler pulley

Gear shaft

Encoder support

Online Message

If you need, please leave your contact information and we will contact you within 24 hours

Contact Us

E-mail:changzhouqingfeng@qfykjx.com

Address:No. 68, Diligent Road, Xuejia Town Industrial Park, Xinbei District, Changzhou City, Jiangsu Province

Phone:0519-85286225

Copyright ? 2025  Changzhou Qingfeng Yikang Machinery Co., Ltd.   All Rights Reserved

ICP:蘇ICP備15040667號-1

无码秘 蜜桃一区二区 | 亚洲精品污一区二区三区 | 亚洲精品一区二区三区中文字幕 | 久久国产乱子伦精品一区二区豆花 | 乱妻在线精品无码 | 夜夜嗨AV无码专区一区二区三区 | 国产成人精品 视频 | 国产精品无码久久久久成人影院 | 蜜臀久久99精品久久久老牛影视 | 产后漂亮奶水人妻授乳 | 欧美激情欧美极品欧美性 | 人妻少妇被猛烈进入中文字幕91 | 性爱视频直播网站 | 国产精品国三级国产AV无密码 | 亚洲国产中文字幕无码一区二区 | 国产一级a毛一级a看免费人娇 | 亚洲国产精品人人爽夜夜爽 | 国产又粗又猛又爽视频上高潮 | 99在线精品视频 | 495人妻视频无码 | 国产一区二区三区在线 | 精品人妻一区二区三区1 | 91福利 国产17c一起草 | 性少妇XXXX另类| 免费 成人 在线看 | 影音先锋在线亚洲情趣资源观看 | 日韩AV免费电影 | 国产成人做爰A片免费看果冻 | 腹肌男孩自愈打桩西装 | 无码毛片视频一区二区本码浅 | 四季AⅤ无码一区二区 | 一级少妇性色生活片免费 | 免费看黄网站在线观看 | 国产精品一区二区人人爽 | 真实农村女人偷人视频 | 亚洲AV秘 无码潮喷色欲苹果 | 欧美特黄特级片久久久久久久久大片 | 亚洲一区二区另类 | 97精品人妻一区二区三区香蕉 | 国产一区成人在线观看 | 国产seyuAV精品一二区 |