1. Abu:SA106B, daidai da ma'auni na ƙasaGB/T8162ko GBT8163, abu: 20, amfani: tsarin sumul karfe bututu, daidai American misali ne SA106 B, amfani ne low da matsakaici matsa lamba tukunyar jirgi bututu, da m Jamus misali ne DIN1629 , da karfe sa ne St44, amfani da masana'antu bututu, kwantena. , kayan aiki, karfe Tsarin, daidai da Turai misali ne G3454, da karfe sa STPG410, amfani da matsa lamba bututu, HS code ne 7304599090.

2. Material: 20G, daidai da daidaitattun ƙasaGB5310, Karfe daraja,20G, ana amfani da shi azaman bututun ƙarfe maras sumul don manyan tukunyar jirgi, daidai da ƙa'idodin Amurka:ASTM A106B/C, ASTM A210C, Ana amfani da bututun ruwa, wanda ya dace da ma'aunin Jamus shine DIN17175, kuma ƙimar ƙarfe shine St45 .8. Ana amfani da shi azaman bututun ƙarfe mara ƙarfi da zafi. Matsakaicin ma'auni na Turai shine EN10216-2. Matsakaicin karfe shine P235GH. Ana amfani da shi azaman bututu mai ɗaukar nauyi. Lambar HS ita ce 7304599090.

3. Material Q345, daidai da kasa misali GB/T8162 ko GB/T8163, karfe saQ345, An yi amfani da bututun ƙarfe maras nauyi, daidai da daidaitaccen A519 na Amurka, matakin ƙarfe 1524, wanda ake amfani da shi don bututun ƙarfe na ƙarfe mara nauyi, daidai da Jamus Madaidaicin DIN1629, ƙimar ƙarfe shine St52, kuma ana amfani dashi don masana'antar bututu, kwantena. , kayan aiki, tsarin karfe, da dai sauransu. Ma'aunin Turai daidai yakeSaukewa: EN10210-1, Karfe daraja neSaukewa: S355JOH/S355J2H, ana amfani da shi don bututun tsari, kuma lambar kwastam ta HS ita ce 7304599090.

Da fatan za a jira fitowa ta gaba don ƙarin ma'auni da kwatance...