ASTM A333 yog dab tsi?
ASTM A333 Cov khoom lag luamyog ib qho kev qhia tshwj xeeb rau seamless thiab welded carbon steel thiab alloy steel kav tsim nyog rau qhov chaw ib puag ncig cryogenic.
Gr.1 hauv ASTM A333 Gr.1 ncaj seam welded steel yeeb nkab xa mus li cas?
HauvASTM A333 Gr.1, "Gr.1" yog hais txog Qib 1, ib hom carbon steel thiab alloy steel yeeb nkab tsim tshwj xeeb rau kev siv cryogenic.
Dab tsi yog qhov tseem ceeb tshaj plaws ntawm ASTM A333 Gr.1 ncaj seam welded steel yeeb nkab?
Qhov tseem ceeb tshaj plaws yam ntxwv ntawmASTM A333 Gr.1 ncaj seam welded steel yeeb nkabyog nws qhov tsim nyog rau cov cheeb tsam cryogenic mus txog -45℃thiab nws cov weldability zoo heev. Nws muaj zog toughness thiab tsis yooj yim rau nkig tawg ntawm qhov kub thiab txias.
Yuav ua li cas koj pib paub qhov txawv ntawm ncaj seam welded steel yeeb nkab thiab seamless steel yeeb nkab los ntawm tsos?
Koj tuaj yeem paub qhov txawv ntawmncaj seam welded steel yeeb nkabthiab seamless steel yeeb nkab los ntawm kev soj ntsuam cov weld seam. Lub weld seam yog ib txoj kab pom raws li qhov ntev ntawm cov yeeb nkab steel, thaum seamless steel yeeb nkab muaj ib tug du, uniform nto tsis muaj weld seam. Qhov saum npoo ntawm welded steel kav kuj tseem yuav ntxhib thiab dais vuam cov cim.
Dab tsi yog cov ntawv thov tseem ceeb ntawm ASTM A333 Gr.1 ncaj seam welded steel kav?
ASTM A333 Gr.1 ncaj seam welded steel kavfeem ntau yog siv nyob rau hauv qis -kub daim ntaub ntawv nyob rau hauv cov roj thiab roj, petrochemical, thiab fais fab kev lag luam vim lawv zoo heev toughness thiab durability nyob rau hauv lub txias heev tej yam kev mob.
