Code number for material
& L$ n5 R( C& ?6 g; z | Mechanical properties for conditions on delivery 9 t& |! t+ |# w/ O: n
|
NBK (nominalized ) 1) # L3 l7 b: }; o& K& T
| BKM (welded and sized)
( r1 G8 {: D0 t i |
Tensile strength Rm N/mm2 : D+ P# F1 G2 @- J
| Yield point ReH N/mm2 min.
: P& m- A/ t* J( k' L0 f | Elong-gation at rupture A5% min. $ I/ l9 W7 s5 m9 S' x0 S
| Tensile strength Rm N/mm2 ' H( u2 q( Y4 |8 }6 R( I
| Yield point ReH N/mm2 min. - ?! u5 Q6 ~* e: G: T. [
| Elong-gation at rupture A5% min. % A6 |* ^9 b* M) m
|
USt37-2 " _3 B/ ^/ ~1 P8 K. q* {5 Y
| 360 to 470 # g8 G! e1 J* E! @* K8 _+ I
| 235 7 o W/ I" g) l- Y5 i* G0 [, j) U
| 23 - w/ g& K% X# D0 Y3 o- D0 i
| 390 # m. e2 S( e. {( W
| 250 9 D2 N- b6 f5 o% u
| 7 . W _8 W/ V5 o- K& r+ \: z
|
RSt37-2 + Z* E" X+ Q- `, J4 J
|
St37-3 + m8 B2 V4 x7 Z& S4 A# x4 ?
|
St44-2 & T' \. d: K' q! i
| 430 to 540 6 M9 ?3 I% w% l, X' l1 ?; m5 a
| 275
5 R' M, R, P: x0 a | 21
" A1 S( |8 C7 {$ s D. M$ _ | 460
* @% _! M8 |. c* [/ t | 290 1 D: q/ s& j* `- `; I/ O
| 6 4 A2 ~# q, U( v6 F, D( }
|
St44-3 * i; O8 s5 ^& S; P' a5 x
|
M22
+ o( L% W( D6 x | 420Min
* N' f( L2 f1 b8 u! [- M | 290 / J3 D K X$ x! h, q
| 25 ( P7 P9 C! D9 k
| - 5 \* q4 \* t: D* k3 O- ^
| -
- e# N( n( l, V! K/ u+ U- Y | -
# m1 ~6 P- S3 |1 ~1 m% Y. [ |
QStE340 N
* `% H( ?" p% c | 460 to 580 4 J6 j+ ^9 B- S1 s* q! {
| 340 : z4 i1 G0 ]! V/ t8 V
| 27
6 o8 v7 \0 J- ], A | -
% U2 G: ~7 u7 _! R) Y | - ; Q. r5 M M7 B, }* y
| -
6 F* p: u& C/ z3 S9 z2 K |
發(fā)表于 2008-1-11 11:29:51
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