1. Khoom siv:SIB 106B, sib haum rau lub teb chaws tus qauvGB / T8162los yog GBT8163, khoom siv: 20, siv: structural seamless steel yeeb nkab, tus txheej txheem American yog SA106 B, siv yog tsawg thiab nruab nrab siab boiler kav, tus qauv German yog DIN1629, qib steel yog St44, siv rau kev tsim cov kav dej, ntim , cov khoom siv, cov yeeb nkab fittings thiab steel qauv, cov qauv European yog G3454, steel qib STPG410, siv rau cov kav dej siab, HS code yog 7304599090.

2. Khoom siv: 20G, sib haum rau lub teb chaws tus qauvGB5310, steel qib,20 G, siv los ua seamless steel yeeb nkab rau high-pressure boilers, raws li American cov qauv:ASTM A106B / C, ASTM A210C 1, siv rau cov kav dej ua kua, sib haum rau tus qauv German yog DIN17175, thiab qib steel yog St45 .8.Nws yog siv los ua cov cua kub-resistant steel seamless steel yeeb nkab.Raws li European tus qauv yog EN10216-2.Qib steel yog P235GH.Nws yog siv los ua cov yeeb nkab siab.HS code yog 7304599090.

3. Khoom siv Q345, sib xws rau lub teb chaws tus qauv GB / T8162 lossis GB / T8163, qib steelq345 ua, siv rau cov kav dej seamless steel, sib haum rau Asmeskas tus qauv A519, qib steel 1524, siv rau cov tshuab seamless carbon steel kav, sib haum rau lub teb chaws Yelemees Tus qauv yog DIN1629, qib steel yog St52, thiab nws yog siv rau kev tsim cov kav dej, ntim khoom. , khoom siv, steel qauv, thiab lwm yam. Cov txheej txheem European yogTS EN 10210-1, qib steel yogS355JOH/S355J2H, nws yog siv rau cov kav dej, thiab HS kev lis kev cai code yog 7304599090.

Thov tos ntsoov rau qhov teeb meem tom ntej rau ntau cov qauv thiab kev sib piv ...