1. Ibikoresho:SA106B, bihuye n'ibipimo by'igihuguGB / T8162or , ibikoresho, ibyuma bifata ibyuma nububiko bwibyuma, ibipimo byu Burayi bihuye ni G3454, icyiciro cyicyuma STPG410, gikoreshwa mumiyoboro yingutu, code ya HS ni 7304599090.

2. Ibikoresho: 20G, bihuye nuburinganire bwigihuguGB5310icyiciro cy'icyuma,20G, ikoreshwa nkumuyoboro wicyuma udafite kashe kumashanyarazi yumuvuduko mwinshi, uhuye nibipimo byabanyamerika:ASTM A106B / C., ASTM A210C, ikoreshwa mu miyoboro y'amazi, ijyanye n'ubudage ni DIN17175, naho icyiciro cy'icyuma ni St45 .8.Ikoreshwa nk'icyuma kirwanya ubushyuhe umuyoboro udafite ibyuma.Ibipimo bihuye nu Burayi ni EN10216-2.Urwego rw'icyuma ni P235GH.Ikoreshwa nk'umuyoboro utwara igitutu.Kode ya HS ni 7304599090.

3. Ibikoresho Q345, bihuye nibisanzwe byigihugu GB / T8162 cyangwa GB / T8163, icyiciro cyicyumaQ345. , ibikoresho, ibyuma byubatswe, nibindi bihuye nu Burayi niEN10210-1Urwego rw'icyuma niS355JOH / S355J2H, ikoreshwa mu miyoboro yubatswe, kandi kode ya HS ni 7304599090.

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