Longitudinal Submerged Arc Welded (LSAW) Pipe yog dab tsi?
Longitudinal submerged arc welded (LSAW) yeeb nkabyog hom high -siab steel yeeb nkab. Nws yog tsim los ntawm dabtsi yog khoov steel daim hlau rau hauv ib tug tubular zoo thiab ces welding cov seams raws nws ntev siv ob -sab submerged arc vuam.
Lub zog ntawm S275JR longitudinal submerged arc welded steel yeeb nkab yog dab tsi?
Qhov tsawg kawg nkaus tensile lub zog ntawmS275JR steel yeeb nkabfeem ntau yog 410 MPa, tab sis nyob ntawm phab ntsa thickness, nws cov kev sib txawv tuaj yeem nyob nruab nrab ntawm 410 thiab 580 MPa. Lub npe "JR" qhia txog qhov cuam tshuam tsawg kawg nkaus ntawm 27 Joules.
Yuav ua li cas los soj ntsuam cov vuam zoo ntawm S275JR longitudinal submerged arc welded (LSAW) steel yeeb nkab?
Tshawb xyuas qhov vuam zoo ntawmS275JR longitudinal submerged arc welded (LSAW) steel yeeb nkabyuav tsum tau ua ke ntawm kev tshuaj xyuas qhov muag, tsis yog -kev kuaj kev puas tsuaj (NDT) xws li ultrasonic (UT) thiab radiographic (RT), nrog rau kev kuaj kev puas tsuaj.
Dab tsi yog cov kev siv uas tsis yog -kev kuaj kev puas tsuaj (NDT) txoj kev rau S275JR longitudinal submerged arc welded (LSAW) steel kav?
Feem ntau siv NDT txoj kev rauS275JR longitudinal submerged arc welded (LSAW) steel kavsuav nrog kev kuaj ultrasonic (UT), kuaj hluav taws xob (RT), thiab kuaj sib nqus particle (MPT).
Dab tsi engineering tej yaam num yog S275JR longitudinal submerged arc welded (LSAW) steel kav tsuas yog siv nyob rau hauv?
S275JR longitudinal submerged arc welded (LSAW) steel kavyog siv nyob rau hauv loj -scale engineering tej yaam num, xws li cov thav duab thav duab rau cov tsev thiab txuas hniav, roj thiab roj pipelines, thiab cov khoom siv dej. Vim lawv lub zog siab thiab tsis kam ua rau siab - cov kua dej siab, cov kav dej steel no kuj tau siv dav hauv cov chaw sab nrauv thiab ntau yam kev lag luam.
