Yuav ua li cas cov yeeb nkab cog yuav tsum mus rau yav tom ntej?
Nyob rau hauv ob txoj kev, twb muaj peev xwm ntau tshaj li qhov xav tau kev ua lag luam. Yog li ntawd, cov khoom siv yeeb nkab yav tom ntej yuav tsum muaj lub zog siab, tiv thaiv kev puas tsuaj, kev tiv thaiv corrosion, tiv thaiv kev kub siab thiab lwm yam kev loj hlob.
Nws tseem yog lub hom phiaj tseem ceeb ntawm lub teb chaws los txhim kho cov khoom lag luam rau kev lag luam steel tam sim no, uas tseem yog tus yuam sij kom nce cov khoom sib tw hauv tsev thiab txawv teb chaws thiab nthuav dav kev lag luam. Hauv lwm lo lus, kev txhim kho kev lag luam kev sib tw ntawm cov lag luam steel yeeb nkab yog lub luag haujlwm mus sij hawm ntev thiab tus yuam sij rau kev vam meej ntawm kev lag luam hauv tsev tom qab WTO.
1. Cov qauv yeeb nkab (GB/T8162-1999) yog siv rau cov qauv dav dav thiab cov qauv siv tshuab ntawm cov yeeb nkab.
2. Cov kav dej xa dej (GB/T8163-1999) yog cov yeeb nkab dav siv rau kev xa dej, roj, roj thiab lwm yam dej.
3. Tsawg thiab nruab nrab siab boiler yeeb nkab (GB3087-1999) yog siv los tsim ntau yam qauv ntawm qis thiab nruab nrab siab boiler superheated chav yeeb nkab, boiling dej yeeb nkab thiab locomotive boiler superheated chav yeeb nkab, pa luam yeeb yeeb nkab, me me yeeb nkab thiab arch. cib yeeb nkab ntawm high quality carbon structural steel kub dov thiab txias drawn (dov) yeeb nkab.
4. Kev kub siab boiler yeeb nkab (GB5310-1995) yog siv rau kev tsim cov kev kub siab thiab siab tshaj lub raj dej boiler cua sov nto nrog cov pa roj carbon zoo, hlau alloy thiab stainless hlau kub resistant steel yeeb nkab.
5. Cov yeeb nkab siab siab rau cov khoom siv chiv (GB6479-2000) yog cov khoom siv zoo carbon steel thiab alloy steel yeeb nkab haum rau cov khoom siv tshuaj thiab cov kav dej nrog kev ua haujlwm kub ntawm -40 ~ 400 degree thiab ua haujlwm siab ntawm 10 ~30 Mas.
6. Petroleum cracking yeeb nkab (GB9948-88) yog cov yeeb nkab rau hauv qhov cub, cov khoom siv hluav taws xob sib hloov thiab cov yeeb nkab uas haum rau cov roj av refinery.
7. Cov yeeb nkab steel rau geological drilling (YB235-70) yog cov yeeb nkab steel siv rau cov tub ntxhais drilling los ntawm lub tuam tsev geological, uas tuaj yeem muab faib ua cov yeeb nkab laum, laum dab tshos, cov yeeb nkab tseem ceeb, cov yeeb nkab thiab cov yeeb nkab, thiab lwm yam.
8. Pob zeb diamond tub ntxhais drilling yeeb nkab (GB3423-82) yog cov yeeb nkab ntawm cov yeeb nkab laum, core pas nrig thiab casing siv rau pob zeb diamond core drilling.
