Thaum ua cov raj seamless hauv seamless steel tube factories, pickling yog siv. Pickling yog ib qho tseem ceeb ntawm cov kav hlau feem ntau, tab sis tom qab pickling seamless steel hlab, dej ntxuav kuj yuav tsum tau.

Kev ceev faj thaum ntxuav cov raj seamless:

1. Thaum lub raj seamless ntxuav, nws yuav tsum tau nqa tawm nyob rau hauv ib tug ntws ntshiab tank, thiaj li tsis txhob muaj cov pa phem thib ob. Thaum ntxuav, seamless steel raj yuav tsum tau muab tso rau hauv dej. Thaum lub sij hawm no, lub sling yuav tsum tau loosened thiab lifted thiab down peb zaug mus txog rau plaub zaug.

2. Thaum lub raj seamless ntxuav nrog dej, nws yog ib qho tsim nyog los ntxuav cov dej hauv cov yeeb nkab steel kom tsis txhob muaj dej corrosion thiab oxidation ntawm cov yeeb nkab steel. Yog li ntawd, nws yog ib qho tsim nyog yuav tau ua cov kuab tshuaj sai li sai tau.

3. Thaum lub raj seamless ntxuav nrog dej, nws yuav tsum tau muab sau tseg tias nws tsis tuaj yeem hla lub tank pickling kom tsis txhob muaj xwm txheej, plam lossis poob rau hauv lub tank acid thiab raug corroded los ntawm residual hydrochloric acid.

4. Thaum lub raj seamless ntxuav nrog dej, cov hlau ntsev cov ntsiab lus yuav tsum tau tswj nyob rau hauv ib tug tej yam ntau yam, thiab nws yuav tsis tau tshaj tus qauv, txwv tsis pub lub seamless steel raj yuav puas.