Kev siv cov yeeb nkab txias txias (GB3639-2000) yog siv rau cov khaub thuas sib twv txias los yog txias-txias kuav los tiag cov kav hlau uas muaj qhov loj thiab muaj qhov ua tau zoo rau qhov chaw ua haujlwm zoo thiab cov khoom siv hydraulic.
High-precision txias txias yeeb nkab yog qhov tshiab ntawm cov khoom siv thev naus laus zis ntau-txuag. , Kev nrov thiab kev siv cov khoom siv high-precision txias-kos precision kav hlau tuaj yeem txuag cov hlau, txhim kho kev ua haujlwm, thiab txuag lub zog. Lub npe ntawm cov yeeb yaj kiab high-precision txias-kos yeeb nkab yog hais txog kev nruj ntawm sab hauv thiab sab nraud ntawm qhov tseeb (kam rau ua kom haum), thiab zoo rau sab hauv thiab sab nrauv tiav, ua tiav thiab ncaj. , Cov cim tseem ceeb ntawm cov cuab yeej hluav taws xob high-precision txias kos yeeb nkab uas tsim los ntawm cov thev naus laus zis no nrog cov phab ntsa tuab tau mus txog lossis qee qhov dhau ntawm qhov yuav tsum ua ntawm lub teb chaws tus qauv GB8713-88 thiab thoob ntiaj teb tus qauv ISO4394 / I-1980 (E). Saib cov lus hauv qab no yog cov ntsiab lus: Cov cim tseem ceeb kev ntsuas thiab cov qauv sib piv sib piv tau ncav cuag GB8713-88 ISO4394 / Kuv sab hauv qhov muaj peev xwm zam H8 H9 H10 H8 H9 H10 H8 H9 H10 Ncaj Nrawm 0.3 / 1000 A: 0.3 / 1000 A: 0.5 / 1000 B: 1/1000 B: 1/1000 C: 1.5 / 1000 C: 1.5 / 1000 Phab ntsa thickness% 10 ± phab ntsa thickness% 10 ± phab ntsa thickness% 5 ± phab ntsa thickness tsis sib txawv roundness 0.04 Tsis muaj kev cai.
Cov yeeb yuj lub cev yuag yob qhov hnyav: [(sab hauv qhov taub-phab ntsa tuab) * phab ntsa tuab) * 0.02466=kg / m (hnyav ib lub ntsuas)
Cov kev qhia tshwj xeeb ntawm cov khaub thuas sib txuas txias: 12mm 14mm 18mm 20 mm 25mm 28mm 30mm 32mm 35mm 38mm 40mm 42mm 52mm Wuxi txias twv tswj kev tshawb xav qauv thiab cov qauv kev.
Cov tswv yim muab xam theoretical
Cov yeeb yuj lub cev yuag luj: (sab hauv lub taub-phab ntsa thickness) * phab ntsa tuab * 0.02466=kg / m (hnyav ib 'meter')
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