Bututun ƙarfe maras sumul da ake amfani da shi a duniya bututu ne mai inganci kuma ana amfani da shi sosai a masana'antu, masana'antar sinadarai, gine-gine da sauran fannoni. Bututun ƙarfe mara nauyi suna da fifiko ta masana'antu saboda ƙarfin ƙarfin su, juriya na lalata, da juriya mai zafi. Hakanan akwai ma'auni masu dacewa dangane da ƙayyadaddun bayanai da kaurin bango. Mai zuwa shine jerin ƙayyadaddun ƙayyadaddun bututun ƙarfe maras sumul na ƙasa da ƙaƙƙarfan kaurin bango:
Ƙayyadaddun bayanai:
1. Matsayin Amurka:ASTM A106, ASTM A53, API 5LASTM A192,ASTM A210, ASTM A213, da sauransu;
2. Jafananci ma'auni: JIS G3454, JIS G3455, JIS G3456, JIS G3461, JIS G3462, da dai sauransu;
3. Matsayin Jamus: DIN 1626, DIN 17175, DIN 2448, DIN 2391, da dai sauransu;
4. Matsayin Burtaniya: BS 1387, BS 3601, BS 3059, BS 6323, da sauransu;
5. Matsayin Turai:EN 10210EN 10216, EN 10297, da dai sauransu;
6. Matsayin kasar Sin:GB/T 8162, GB/T 8163, GB/T 3087, GB/T 5310, GB/T 6479, da dai sauransu.
Madaidaicin kaurin bango:
1. SCH10, SCH20, SCH30, SCH40, SCH60, STD, SCH80, XS, SCH100, SCH120, SCH140, SCH160, XXS, da dai sauransu;
2. WT: 2.0-60mm, SCH10S, SCH40S, SCH80S, da dai sauransu;
3. Game da ƙarancin albarkatun ƙasa ko buƙatu mai yawa, wasu ƙananan bututu na iya buƙatar a keɓance su daidai da takamaiman buƙatu.
Abubuwan da ke sama sune ƙayyadaddun ƙayyadaddun ƙayyadaddun kauri na bangon bututun ƙarfe maras sumul na duniya. Masana'antu daban-daban da buƙatun amfani suna buƙatar zaɓin daidaitattun ƙayyadaddun bayanai da kaurin bango. Kuna iya zaɓar ƙayyadaddun ƙayyadaddun da suka dace da buƙatun ku don siyan.