13820709828
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Ԓ022-59662637 022-59662636
֙C13820709828
16mn䓹܏SQ345BU䓹܏SL245NBܾ䓹܏S
lߣ䓹ܼFɷ޹˾lrg2018-12-05x

˜ʣ
GB/T8163——ЇҘ˜
;
ݔwõһop䓹
Ҫa䓹̖
1020Q345

 

ߴ
:

 

䓹ܷN

⏽D

䓹ܱںS

ι

䓹⏽(mm)

Sƫ(mm)

䓹ܱں(mm)

Sƫ(mm)

3050

±0.3

≤30

±10

50219

±0.8

܈

219

±1.0

20

±10

 

˜

̖

ȣMPa

ȣMPa

GB/T8163

10

335475

≥205

≥24

20

410550

≥245

≥20

Q345

490665

≥325

≥21

Wɷ:

˜

̖

Wɷ֣

C

Si

Mn

P

S

Cr

Ni

Cu

GB/T8163

10

0.070.14

0.170.37

0.350.65

≤0.035

≤0.035

≤0.15

≤0.25

≤0.25

20

0.170.24

0.170.37

0.350.65

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

Q345

0.120.20

0.200.55

1.201.60

≤0.045

≤0.045

/

/

/

 

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