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(hào)-1

97丨九色丨蚪窝人妻偷拍 | 在线成人黄片爽片免费视频 | 国产精品呦仙踪林最新 | 成年网站在线观看 | 亚洲va999成人A片在线观看 | 麻豆人妻偷人精品无码视频 | 国产日韩欧美在线观看 | 亚洲精品久久久蜜桃 | 高清无码视频免费观看 | 美女精油zaixiandiyiqu | 欧美午夜一区二区三区精美视频 | 免费av网址在线观看 | 老熟女老熟女精品视频性色 | 成人A片无码免费视频软件下 | 亚洲无码性爱视频 | [无码破解]在线播放 | 欧美成人无码性狂猛XXX | 婷婷色 在线视频 | 亚洲国产综合在线 | 国产精品一级毛片A片骨灰盒 | 少妇婬荡交换XXⅩXX搡 | 国产精品手机在线 | 丰满少妇AV免费看 | 国产福利一区二区三区 | ,亚洲人成毛片在线播放 | 亚洲无码免费视频在线观看 | 亚洲AV无码精品动漫观看 | 诱奷白丝小箩莉h文合MV | 安徽少妇BBw搡BBB精品视频HD | 欧美性猛交XXXX乱大交蜜桃 | 无码人妻丰满熟妇精品区东京直播 | 国产精品美女久久久久AV爽出奶 | 日本黄色视频在线免费观看 | 亚洲欧美日韩国产 | 国产农村无套内谢无套 | 免费亲子乱婬一级A片 | 免费看黄在线观看 | 爽灬爽灬爽灬毛及A片小说 女性成人黄色视频免费观看 | 久久精品无码一区二区国产26p | 亚洲无码成人在线观看 | 黄色成人视频网站在线免费观看 |