99热这里-欧亚av-色先锋av-国产草逼视频-91在线亚洲-成人性生活免费视频-午夜影院污-樱桃香蕉视频-精品久久久一区-男人天堂亚洲天堂-国产美女视频一区-欧美一级性片-av在线色-99r在线视频-一区二区的视频

全國熱線服務:

FAQ 當前位置:首頁 > News > FAQ >
Let’s talk about the specifications, dimensions and selection of rolled pipes 2023/12/18
Rolledpipeisakindofpipewidelyusedinmachinery,petroleum,chemicalandotherindustries.Theselectionofitss...
Roundness of honing tubes: importance and influencing factors 2023/11/17
Inthefieldofmechanicalprocessing,honingpipes,asahigh-precisionandhigh-qualitypipefittings,arewidelyu...
What is the adjustment process for the outer diameter size of high-precision cold drawn tubes? 2023/10/23
Theadjustmentprocessoftheouterdiametersizeofhigh-precisioncolddrawntubesmainlyincludesthefollowingst...
What standard is the length of rolled pipe usually made to? 2023/09/16
Thefollowingaresomecommonstandardlengthsofrolledpipes:1.6meters(m):Thisisacommonlength,includingEuro...
Improving smoothness is the main function of honing tubes 2023/08/31
Improvingthesmoothnessisaveryimportantfunctionofthehoningtube.Theinnersurfaceofthehoningtubeisproces...
A brief discussion on what factors affect the production cycle of rolled pipes? 2023/08/15
Tuberollingisacommonprocessingtechnologyusedtomanufacturemetalpipes.Itsproductioncycleisaffectedbyma...
Let’s talk about the process requirements for honing pipes? 2023/07/14
Therearesomekeyprocessrequirementsintheproductionprocessofhoningtubes.Thefollowingaresomecommonproce...
Does high-precision cold-drawn tube need maintenance if it is not used for a long time? 2023/06/29
High-precisioncold-drawntubesthathavenotbeenusedforalongtimerequirepropermaintenancetomaintaintheirq...