Masu kera bututun ƙarfe na karkata kai tsaye ke sarrafa su don wuraren gine-gine
The na kowa daidaitattun karkace karfe bututu ne kullum zuwa kashi: SY / t5037-2008 (ministerial misali, kuma aka sani da karkace submerged baka welded karfe bututu ga talakawa ruwa watsa bututu), GB / t9711.1-2008 (ƙasa misali, kuma aka sani. a matsayin fasaha isar da yanayi na watsa karfe bututu ga masana'antar mai da iskar gas, part I: aji a karfe bututu (GB / t9711.2 class B karfe bututu tare da m bukatun)), api-5l (American Petroleum Association, kuma aka sani da bututun karfe). bututu); Ciki har da PSL1 da PSL2), SY / t5040-2008 (spiral welded karfe bututu don tari).
SY / t5037-2008 shine ma'aunin da Ma'aikatar Man Fetur ta gindaya, wanda galibi ake kira mizanin ma'aikatar.
GB / t9711.1-2008 na kasa karkace bututu, watsa karfe bututu ga man fetur da kuma iskar gas masana'antu, aji A.
Karkake kabu high-mita welded karfe bututu (sy5039-2000) don janar low-matsa lamba ruwa sufuri daukan zafi-birgima karfe tsiri nada kamar yadda bututu blank, sau da yawa dumi karkace forming, da kuma amfani da high-mita cinya waldi Hanyar waldi karkace kabu high- mita welded karfe bututu domin janar low-matsa lamba ruwa sufuri.
Karfe welded bututu na tari (sy5040-2000) An yi shi da zafi-birgima karfe tsiri nada kamar yadda bututu blank, sau da yawa dumi karkace forming, biyu-hannu submerged baka waldi ko high-mita waldi. Ana amfani da bututun ƙarfe don tulin ginin ginin farar hula, wharf, gada da sauransu. Don jigilar ruwa mai matsa lamba, ana amfani da karkace submerged arc welded karfe bututu sy5036-2000, wanda aka fi amfani da bututun jigilar mai da iskar gas;
Karkace kabu high-mita welded karfe bututu sy5038-2000 don matsa lamba ruwa watsa, wanda aka welded ta high-mita cinya waldi Hanyar da kuma amfani da matsa lamba ruwa watsa. Bututun ƙarfe yana da ƙarfin ɗaukar nauyi mai ƙarfi da ƙarancin filastik, wanda ya dace da walda da sarrafawa;
Don jigilar ruwa mai ƙarancin ƙarfi na gabaɗaya, ana amfani da kabu mai ruɗi da baka mai welded karfe bututu sy5037-2000, da kuma bututun ƙarfe na welded arc don jigilar ruwa mai ƙarancin ƙarfi kamar ruwa, gas, iska da tururi ana yin ta atomatik mai gefe biyu. nutsar da baka waldi ko waldi mai gefe guda.
Abu: Q235A, Q235B, 10#, 20#, Q345 (16Mn)
L245(B), L290 (X42), L320 (X46), L360 (X52), L390(X56), L415(X60), L450(X65), L485(X70), L555(X80)
L290NB/MB (X42N/M), L360NB/MB (X52N/M), L390NB/MB(X56N/M), L415NB/MB(X60N/M), L450MB(X65) .
