S275 Square Rectangular Hollow Tshooj

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S275 Square Rectangular Hollow Tshooj
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Tuam Tshoj S275 Square Rectangular Hollow SectionS275 Square Rectangular Hollow Section Nqe S275 Square Rectangular Hollow Seem Chemical CompositionS275 Square Rectangular Hollow Section Nyhav S275 Square Rectangular Hollow Section SizeS275 Square Rectangular Hollow Section HS code S275 Square Rectangular Hollow Section
Kev faib tawm yam khoom
Ntug Hollow
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Hauj lwm lawm

 

Loj: 20 * 30 ~ 1000 * 1500mm

Thickness: 1.6-60mm

Ntev 5.5m, 5.8m, 6m, 6.4m, 11.8m 12m thiab lwm yam


EN 10219-1 S235/S275/S355 Tshuaj Ntsuam Xyuas:

Qib hlau

Hom de-oxidation a

feem pua ​​los ntawm huab hwm coj, siab kawg

Steel npe

Hlau tooj

C

C

Si

Mn

P

S

Nb

S235 JRH

1.0039

FF

0,17

—

1,40

0,040

0,040

0.009

S275J0H

1.0149

FF

0,20

—

1,50

0,035

0,035

0,009

S275J2H

1.0138

FF

0,20

—

1,50

0,030

0,030

—

S355J0H

1.0547

FF

0,22

0,55

1,60

0,035

0,035

0,009

S355J2H

1.0576

FF

0,22

0,55

1,60

0,030

0,030

—

S355K2H

1.0512

FF

0,22

0,55

1,60

0,030

0,030

—

a. Txoj kev deoxidation yog tsim raws li hauv qab no:

FF: Ua tiav cov hlau uas muaj nitrogen khi cov ntsiab lus hauv cov nyiaj txaus los khi muaj nitrogen (piv txwv li min. {{0}}, 020 feem pua ​​​​ntawm tag nrho Al lossis 0,015 feem pua ​​​​tuaj yeem Al).

b. Tus nqi siab tshaj plaws rau nitrogen tsis siv yog tias cov tshuaj muaj pes tsawg leeg qhia qhov tsawg kawg nkaus Al ntsiab lus ntawm 0,020 feem pua ​​nrog qhov tsawg kawg nkaus Al / N piv ntawm 2: 1, lossis yog tias muaj lwm yam N-binding ntsiab. Cov ntsiab lus N-binding yuav tsum tau sau rau hauv Cov Ntaub Ntawv Tshawb Fawb.

Thov nrog kuv tham kom ntxaws cov khoom nrog kom muaj nuj nqis thiab loj,

Hu rau kuv, Elva (mob/whatsapp/wechat) 0086-15122519420

or send me email: elvazhao@lefinsteel.com



Cim npe nrov: s275 square rectangular hollow seem, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, nqe

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