LR 3

GB/B 700-2006

Q235BZ,Q235ZZ,Q235DTZ,Q275ZZ,
Q275CZ, Q275DTZ

Carbon qauv steel

GB/T 6728-2002

Txias tsim steel hollow seem rau cov qauv dav dav - qhov ntev, cov duab, qhov hnyav thiab kev tso cai sib txawv

GB/T 1591-2008

Q355B,Q355C,Q355D

High strngth loe alloy qauv steels

GB/T 6728-2002

Txias tsim steel hollow seem rau cov qauv dav dav - qhov ntev, cov duab, qhov hnyav thiab kev tso cai sib txawv

BS EN 10219-1: 2006

S235JRH,S275JOH,S275J2H,S355JOH,S355J2H,S355J0H.S355J2H

Txias tsim welded structural hollow seem ntawm non-alloy thiab nplua grain steels- Part1: kev xa khoom

BS EN 10219-2: 2006

Txias tsim welded structural hollow seem ntawm non-alloy thiab fine grain steels- Ntu 2: kam rau ua, qhov ntev thiab cov khoom seem

BS EN 10210-1: 2006

S235JRH,S275JOH,S275J2H,S355JOH,S355J2H,S355J0H.S355J2H

Kub tiav cov qauv hollow seem ntawm non-alloy thiab finr grain steel -part1: technical delivery condition

BS EN 10210-2: 2006

Kub tiav cov qauv hollow seem ntawm cov tsis-alloy thiab nplua grain steels- Ntu 2: kam rau ua, qhov ntev thiab cov khoom seem

Txuj

Qib

Loj

EN 10219-1: 2006
EN 10210-1: 2006

GB/T 700-2006
GB/T 6728-2017

GB/T 1591-2018
GB/T 6728-2017

S235JRH,S275JOH,S275J2H,S355JOH,S355J2H,S355J0H.S355J2H

Q235BZ,Q235ZZ,Q235DTZ,Q275ZZ,
Q275CZ, Q275DTZ

Q355B,Q355C,Q355D

Ø114 ERW ntau lawm kab rau hollow seem:
Phab ntsa thicknesses ntawm 2.5 mus rau 10 hli, nyob rau hauv cov nram qab no loj ntau yam:
Lub voj voog: Sab nraud txoj kab uas hla ntawm Ø48mm txog Ø114mm
Square: Sab nraud qhov ntev ntawm 30mmX30mm mus txog 100mmX100mm
Rectangular:Sab nraud qhov ntev ntawm 75mmX125mm txog 300mmX150mm

Ø273 ERW ntau lawm kab rau hollow seem:
Phab ntsa thicknesses ntawm 3.0 mus rau 12 hli, nyob rau hauv cov nram qab no loj ntau yam:
Lub voj voog:Sab nraud txoj kab uas hla ntawm Ø127mm mus rau Ø273mm
SquareSab nraud qhov ntev ntawm 100mmX100mm txog 220mmX220mm
RectangularSab nraud qhov ntev ntawm 75mmX125mm txog 300mmX150mm