Q: Dab tsi en 10204 daim ntawv pov ntawv thov rau S235JR xaj?
A:Hom 2 {. 1: Chaw Tsim Tshuaj Kev Tshaj Tawm Tus Kheej (Cov Qauv Kev Ntsuam Xyuas Kev)}}}}}}}}} Daim ntawv pov thawj sau cov tshuaj kub, kev ntsuam xyuas txhua yam, thiab kev kuaj xyuas cov cim. Traceability yog qhov yuav tsum tau ua CE-cim cov khoom lag luam.
Q: Yuav ua li cas tolalances per 10056-1} sib yuav fabrication?
A: Leg length tolerance: ±1.5mm for ≤80mm, ±2.0% for >80mm . txoj kab ncaj yuav tsum yog qhov tsawg dua lossis sib npaug {{} .}} Tus qauv siv rau cov variances. Cov khoom siv tsis yog-conforming yuav tsum tau NC (cov ntawv tshaj tawm tsis yog-conformance).
Q: Dab tsi muaj ntau yam cuam tshuam S235jr tus nqi?
A: Raw material index (e.g., EU HRC steel price), order volume (discounts >20 tons), Logistics (chaw nres nkoj vs {{mill} {{{.} peb lub quarterly cog qoob loo tiv thaiv volatility.
Q: Yuav ua li cas los xyuas cov khoom siv tseeb tiag?
A:Cross-check mill markings (heat no., EN standard) against EN 10204 3.1/3.2 certificates. Conduct spectrometer analysis for chemistry. Perform tensile/impact tests on samples. Validate CE marking via notified body databases (e {{{8} g .}}, nando).
Q: Cov hmoov txhuas hmoov dab tsi rau European mills?
A:Cov Khoom Tshuag: {{{{} hnub ntawm cov faib khoom (e {}}}}}}}}} {% Surcharge. Brexit ntxiv 2-3}} hnub rau UK-EU kev lis kev cai .
