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不同強度級別、不同直徑的螺栓所對應(yīng)的鋼號fficeffice" /> - F, B" l3 d- o h# O
5 A. ]6 ~' W; k5 o, ]
, \+ C. [5 K2 s9 r+ I% V
& S9 L+ O+ f8 ^5 y2 i, ^! \/ Q% T8 g2 [1 l' T: R M6 a$ B
# v, L5 q+ _8 I5 A" e3 O; x
6 I! q9 F# c' u公稱螺紋
, Z) X- \- H2 g- e. m: k直徑/mm
/ C+ s7 \1 n% i& Z, @; c; ^0 S. s |
+ [+ L6 |6 E- {' K5 l
; D, v5 `' B6 ]+ Z2 M9 Y* }' T2 c 強 度 等 級 |
8 g2 q( y4 b' l( b/ ]3 J
B. A; z. Q( u- s8 ?( H2 l% q0 m5 e5 A% _
3.6,4.6,4.8 | 4 B. e, N, O$ ~2 {& {# X
" U9 x ~4 [7 ?5 Z+ u
5.6,5.8 |
# d; M$ ]# P+ ~/ ~( N% U5 v9 O) I3 ~" H) t- P
6.8 |
& b: g m# l1 O& J% [( W4 `6 }6 z3 N+ I: _" {
8.8 |
3 G7 d7 [, c+ k% R1 m% G+ o6 m* w& d3 D7 |1 r
10.9 | * Q V' A' X9 s8 l/ N' V
1 T7 A k$ @/ [4 A( J: k5 r 12.9 | 6 ^, _/ y3 ~4 H0 k- B5 ~* F" ?
3 L& @7 d2 \- F/ Y
- G; Z0 [+ j5 C5 y* {7 V 鋼 號 |
0 ]3 b- v- Q+ P4 ?. w5 D# d1 S! H4 ^, b
8 i: H0 x: Y* ?6 X
/ \+ Y2 I& L/ m1 J& `' p <6 |
7 Z, c; U3 v$ l1 o9 g
# C) d, T/ Q3 p/ } Q235-A(A2) , K9 ^8 u8 B. M% J2 U, |
Q235-A(A3)
& G* D: b) G: h% DQ215-B(B2) ! ?. ?* n5 ?4 g
Q235-B(B3) ! z2 Q- G; f2 R1 h
10,15,20 . w8 k0 _" N0 ]
ML2,ML3
( ^3 y; S# M7 K, V. ^(DL2,DL3) + {' z3 Q6 `- U) ~
(TL2,TL3) ! f$ o% \6 g# t# h- C/ g8 F
ML10,ML15
+ \& [' q9 G5 S4 ]+ ]ML20
9 q: G% j) e! l7 t& g( [( tY12
$ ~( Y6 }& o1 c7 S1 U- B | ]; C6 @! B- H
/ L6 R7 j, e7 V3 ^ 20,30,35
( k7 ~ |! }" T5 B2 d$ QML20 # H& @$ m$ a9 z( i' u- Y
ML30 | % o* u/ B( c3 K7 K# g' {3 S
* l$ c5 Z" v3 z; L
35,45,15MnB
( G1 C% i$ Y9 n! u5 }$ C6 ]- oML30
4 _. d7 Y/ R5 u1 j# a( @7 A: kML35 - \6 ~. t% i. k: Y# C8 A. c
ML45 | ) c5 Z# c& e1 S* ?7 t9 C/ @
# W& r6 R! P% ^: }
35,45,15MnB {+ y& V G$ L, z( \
ML35,ML45
7 t$ S; z$ t2 E" r$ [4 K" D6 D$ cML15MnB 8 v/ y0 c* y5 z g
| - @, [3 K1 y: `& l
2 x, R0 I5 K; h
35,45,15MnVB ) @* q; [$ h1 H3 X3 h/ R% M
ML30,ML45,ML15MnVB |
4 y3 l9 t, ] {/ V8 H' K
3 L, Z* L; V9 L+ J$ z 40Cr 7 |' J) d. d& ^8 w
35CrMo % x& M6 W% m& h
35CrMoML | $ T3 W8 Z- A8 I8 N1 O g
" k4 A) L% X) @
| " b4 c! K) ~3 a. u: G6 Y0 I2 B
# n7 n& f, i' W$ H2 j" _$ M- o, E2 a/ f$ W8 W% W+ ]
6~12 |
- B! U/ M' H2 @7 Z' A3 S" o$ I; E w$ J* w" o2 Q& z9 M
40Cr,20MnTiB
# n4 F' n. y5 U) h h20MnVB |
8 r" l) s+ h4 L- G" K1 j% ^+ V# M1 L! y. h C$ n: X
| . T. O* B* v+ [- L- N1 W3 n
! m! C9 @' m- D* `% ~; y7 b' M% A. T* J
; t/ v( p! V/ ^% y 12~24 | 9 W0 g- ?4 T$ l) g; d
" Y! S Y$ |+ }: P/ w 35,45,15MnB
: ~8 v: U, A8 jML35,ML45
v* H, Q. b% F/ H4 E- kML15MnVB |
5 [, F" \% }# n5 a9 x5 a, F9 [1 n! {! ~3 H0 M' G0 \
ML20MnTiB $ [* D( M. P/ G2 a6 }2 G* y9 d
ML20MnVB
7 o; ~+ `# V0 a$ s- X# RML40Cr | e7 f( }5 z2 X5 R8 T( J- a
% H1 @, m/ M4 H3 S" O2 m% z | 3 S& y! ~- E# o2 W0 _
2 T: Q3 @- Q, X: \5 ]
+ B( H; M! m% N1 j 24~30 |
0 E1 F1 L+ D3 [' G4 T3 E% u* O6 z, N% x6 C0 c' ]4 c9 S& ?1 J/ U& I
20Cr,20CrMnTi
q0 g" W- l* M, _+ V* k# X20MnVB + M: b4 h: \, D8 `$ | p
ML20MnTiB [* {$ L ~& r; w2 r
ML20MnVB | $ ~% K0 B* J( P+ B- O! G" r
* b2 m. c# R H7 t
: b( T' n* [' D @' @4 h
40CrMn
0 l# |9 @ q8 W35CrMo 9 |8 [% C9 l* o+ k/ L- C3 b
ML35CrMo |
6 f4 ?- W! n1 y0 _5 N& F
$ D! O: x: ^7 J ~) y2 U- F 40CrMnMo ) H9 U7 X* s) |$ ^2 R
30CrMnSi |
$ M/ X$ [5 b/ T7 b+ V- C/ F7 y5 V$ e0 G7 c9 ?, Q7 i7 \7 @
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