Menene babban ƙarfin murabba'in bututu?

Halayen aikinbabban ƙarfin murabba'in bututusu ne babban ƙarfi, mai kyau tauri da tasiri juriya.
Ƙarfi: ma'anar yawan amfanin ƙasa (σ s)≥390mpa：
Ƙarfin ƙarfi (b) ≥635mpa;
elongation δ 5 (%)≥25;
Hardness hb ≤ 187hv,
Bayanin kula da zafi: normalizing 850 ° C; Yanayin zafin jiki na 880 ° C; Zazzabi 600 ° C.
Material: An yi shi da ingancicarbon tsarin karfeta hanyar mirgina mai zafi ko zane mai sanyi.
Amfani: amfani da Manufacturing ruwa-sanyi bango bututu, tafasasshen ruwa bututu, locomotive ruwa tank tururi bututu da baka bulo bututu, da dai sauransu.
Ƙayyadewa da ingancin bayyanar:
Kowane tsari nabututun karfeza a duba daya bayan daya, kuma saman ba zai zama mara lahani, folds da lahani biyu na fata ba; Za a gudanar da gano ɓarna na Ultrasonic don kowane bututun ƙarfe don duba kayan aikin injin walda. Gabaɗaya, diamita na ƙarfi na tsayin weld shine 0.2-0.25mm, diamita na ƙarfafa diamita na walƙiya mai kewaye shine 0.75-1mm, kuma ƙarfin ƙarfafa na tsayi a soket ɗin bazai zama ƙasa da 0.25mm ba.
Abubuwan da ke tattare da sinadarai Abubuwan sinadaran da aka gama sun dace da tanadin GB 222-84.
Kaddarorin jiki da na inji:
1) Matsakaicin matsananciyar damuwa na gwajin tensile zai zama lebur ba tare da wani canji na gaggawa ba
2) Gwajin tasiri Ana gwada ƙarfin tasirin ƙarancin zafi na samfurin ta hanyar gwajin lanƙwasawa mai sanyi a ƙayyadadden zafin jiki.
3) Ba a ba da izinin fasa bututun da aka kunna ta na'urorin ruwa ko na'urorin huhu
4) Damuwar rashin daidaituwa na gwajin lanƙwasawa ba zai wuce ƙayyadadden ƙimar ba.
Tsari mai gudana: Bayan an zare tsiri na karfe ta atomatik zuwa siffar diski na sirara kuma a ci gaba da samar da shi, ana daidaita shi ta hanyar madaidaiciyar hanyar wucewa, sannan ta shiga rukunin walda mai tsayi. Ƙarshen biyun ana murɗa su da wani babban walƙiya mai tsayi don samar da walda mai madauwari. Bayan waldawa, bututun ƙarfe yana da girma kuma an yanke shi ta hanyar ƙima da yanke. A ƙarshe, bututun ƙarfe yana kashewa kuma yana fushi da sashin gamawa, sa'an nan kuma fesa shi da firam don kammala aikin samarwa.
(6) Matsayin samfur gbt8163-2008Galvanized Welded Square Sashin Karfedon watsa ruwa gbt9711.1-1997 Gilashin Gilashin Ƙarfe mai jurewa Hydrogen don Masana'antar Man Fetur da Gas Na Halitta Sashe na 1: HaɓakaBututun Karfe mara kauri mai kaurigbt3094-1986 Bututun Karfe mara-tsayi don Ƙarƙashin matsa lamba da Matsakaicin Matsakaicin Boilers gb5310-95 Manyan Diamita Welding Electrodes don Ƙananan Boilers syt5038-2000 (daidaitaccen ma'auni).