在线综合亚洲欧洲综合网站,少妇愉情理伦片高潮日本,国产香蕉尹人视频在线,老熟女交换五十路交换a片视频

微信 手機
上海必姆軸承有限公司
當(dāng)前位置:首頁 >> Quality Control

聯(lián)系我們

上海必姆軸承有限公司 地址:上海市寶山區(qū)錦宏路179號 郵編:201901 聯(lián)系人:闞曉冬 電話:021-31300090 傳真:021-65655008 郵箱:bem@bembearing.com

By always selecting the best local raw materials, carrying out the quality control systems strictly, applying advanced precision processing equipment and measurement instruments, as well as advanced product designs and first-class manufacturing process, BEM is approved to be able to provide all customers with expertise ,application services and total solutions.


Carefully choose raw material suppliers in accord with Supplier Approval Procedure, purchase the domestic top raw material according to incoming Inspection Procedure, so BEM ensure consistency of bearings.All raw materials conform to national industry standards. Bearing materials are mainly high purity moulded steel, which can improve service life of bearings, ensure high reliability and reduce unexpected downtime for users. In order to ensure quality of raw materials and outsourced parts used in the manufacturing of high-quality bearing products, we have formulated strict incoming Inspection Procedure, which contains inspections of chemical compositions, high-amplified and low-amplified metallographic structure of raw materials ,physic-chemical analysis of outsourced parts.

Raw Material
Approved premium material
Local famous material supplier
Religious supplier approving & testing procedure
Strict incoming inspection


Heat Treatment
Protective atmosphere can prevent from oxygenizing of components in heat-treatment.
Press quenching can deformation of rings to the best degree.







Manufacturing &Process Control
Lean 6 sigma layout
Air-conditioned workshop
Coolant control & treatment center
SPC system




聯(lián)系我們

地 址:上海市寶山區(qū)錦宏路179號
聯(lián) 系 人:闞曉冬
電 話:021-31300090
傳 真:021-65655008
郵 箱:bem@bembearing.com

關(guān)注我們

手機端

微信端

Copyright © 2018 All Rights Reserved 135la.com   上海必姆軸承有限公司   滬ICP備19027374號-1   技術(shù)支持:佰聯(lián)軸承網(wǎng)
惨遭蹂躏的大学校花| 校花娇喘呻吟校长陈若雪视频| 无码人妻精品一区二区| 高h纯肉大尺度调教play| 国产98色在线 | 国| 国产精品美女久久久久av爽| 小莹客厅激情38章至50章一区| 亚洲一日韩欧美中文字幕在线| 久久成人无码国产免费播放| 午夜精品一区二区三区在线观看| 欧美大黑bbbbbbbbb| 公愆憩止痒48小说| 年轻护士的滋味中文字幕| 成人h视频在线观看| 国内精品久久久久久中文字幕| 欧美黑人粗暴多交高潮水最多| 肥臀浪妇太爽了快点再快点| 东北老女人高潮大叫对白| 妓院一钑片免看黄大片| 岳把我用嘴含进满足我视频 | 风流少妇又紧又爽又丰满| 中文字幕久久久人妻无码| www国产成人免费观看视频 | 97se亚洲国产综合在线| 一个添下面两个吃奶把腿扒开| 久久精品人人做人人爽电影蜜月| 国产大屁股喷水视频在线观看| 色老头在线一区二区三区| 风间ゆみの熟女俱乐部| 亚洲精品无码高潮喷水在线| 变成黑皮辣妹和朋友| 亚洲国产精彩中文乱码av| 中文字幕av| 100国产精品人妻无码| 国产精品高潮呻吟久久AV| 小洁和公h文翁17| 玩弄丰满奶水的女邻居| 国产三级精品三级在线专区 | 性做久久久久久久久| 久久亚洲国产成人影院| 精品一区二区三区无码视频|