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Product Details
Product Name: 15 # seamless
Product Type: 10 --- 200 sheet, rod
Product Brand: 15 # seamless
On a: 304 Seamless
Under a: Seamless 16MN
Product Description  

Alloy structural steel (GB / T3077-1999) corresponding alloy seamless mechanical properties and chemical composition

(1) See Table 3-15 grades and chemical composition.
Steel group sequence
Consolidated numbers
Word Code Chemical Composition (mass fraction) (%)
C Si Mn Cr Mo Ni B V Other
Mn l A00202 20Mn2 0.17 ~ 0.24 0.17 ~ O. 37 1.40 to 1.80
2 A00302 30Mn2 O. 27 ~ O. 34 0.17 ~ O. 37 1.40 to 1.80
3 A00352 35Mn2 O. 32 ~ 0.39 O. 17 ~ 0.37 1.40 ~ 1.80
4 A00402 40Mn2 O. 37 ~ 0.44 0.17 ~ 0.37 1.40 ~ 1.80
5 A00452 45Mn2 0.42 ~ O. 49 0.17 to 0.37 1.40 to 1.80
Mn 6 A00502 50Mn2 O. 47 ~ O. 55 O. 17 ~ O. 37 1.40 to 1.80
MnV 7 A01202 20MnV O. 17 ~ 0.24 O. 17 ~ O. 37 1.30 ~ .60 O. 07 ~ O. 12
siMn 8 A1O272 27siMn O. 24 ~ O. 32 1.10 to 1.40 1.10 to 1.40
9 A10352 35siMn O. 32 to 0.40 1.10 to 1.40 1.10 to 1.40
10 A10422 42siMn O. 39 to 0.45 1.10 to 1.40 1.10 to 1.40
SiMn-
MOV ll A14202 20SiMn2MOV O. 17 ~ O. 23 O. 90 ~ 1.20 2.20 ~ 2.60 0.30 ~ O. 40 0.05 ~ O. 12
12 A14262 25SiMn2MOV O. 22 ~ O. 28 O. 90 ~ 1.20 2.20 ~ 2.60 O. 30 ~ 0.40 0.05 ~ 0.12
13 A14372 37SiMn2MOV 0.33 ~ O. 39 O. 60 ~ O. 90 1.60 ~ 1.90 O. 40 ~ O. 50 O. 05 ~ O. 12
B 14 A70402 40B O. 37 ~ O. 44 O. 17 ~ O. 31 0.60 ~ O. 90 0.0005 ~ O. 0035
15 A70452 45B 0.42 ~ 0.49 0.17 ~ O. 37 O. 60 ~ O. 90 O. 0005 ~ O. 0035
16 A70602 50B O. 47 ~ O. 55 0.17 ~ 0.37 0.60 ~ 0.90 O. 0005 ~ O. 0035
MnB 17 A71402
  40MnB O. 37 ~ 0.44 O. 17 ~ 0.37 1.10 ~ 1.40 0.0005 to 0. O035
18 A71452 45MnB O. 42 ~ O. 49 O. 17 ~ 0.37 1.10 ~ 1.40 0.0005 ~ O. 0035
Mn
MoB 19 A72202 20MnMOB 0.16 ~ O. 22 0.17 ~ O. 37 O. 90 ~ 1.20 O. 20 ~ O. 30 O. 0005 ~ O. 0035
MnVB 20 A73152 15MnVB O. 12 ~ O. 18 O. 17 ~ 0.37 1.20 ~ 1.60 O. 0005 ~
O. 0035 0.07 to 0.12
21 A73202 20MnVB 0.17 ~ 0.23 O. 17 ~ 0.37 1.20 ~ 1.60 O. 005 ~
0.0035 O. 07 ~ O. 12
Steel group sequence
Consolidated numbers
Word Code Chemical Composition (mass fraction) (%)
C Si Mn Cr Mo Ni B V Other
  22 A73402 40MnVB 0.37 ~ O. 44 O. 17 ~ O. 37 1.10 ~ 1.40 O. 0005 ~ 0.0035 O. 05 ~ O. 10
MnTiB 23
  A74202
  20MnTiB 0.17 ~ O. 24 O. 17 ~ O. 37 1.30 ~ 1.60 O. 0005 ~ O. 0035 Ti0.04 ~ O. 10
24 A74252 25MnTiBRE 0.22 ~ O. 28 0.2Q ~ 0.45 1.30 ~ 1.60 0.0005 ~
0.0035 Ti
0.04 ~ O. 10
Cr 25 A20152 15Cr 0.12 ~ 0.18 O. 17 ~ 0.37 O. 40 ~ 0.70 O. 70 ~ 1.00
26 A20153 15CrA O. 12 ~ O. 17 O. 17 ~ O. 37 0.40 ~ O. 70 0.70 ~ 1.00
27 A20202 20Cr 0.18 ~ O. 24 O. 17 ~ O. 37 O. 50 ~ O. 80 O. 70 ~ 1.00
28 A20302 30 Cr 0.27 ~ O. 34 O. 17 ~ O. 37 O. 50 ~ 0.80 0.80 ~ 1.10
Cr 29 35Cr O. 32 ~ 0.39 0.17 ~ O. 37 0.50 ~ 0.80 O. 80 ~ 1.10
30 A20402 40Cr O. 37 to 0.44 0.17 to 0.37 0.50 to 0.80 0.80 to 1.10
3l A20452 45Cr 0.42 ~ 0.49 O. 17 ~ O. 37 0.50 to 0.80 0.80 to 1.10
32 A20502 50Cr 0.47 ~ 0.54 O. 17 ~ O. 37 0.50 to 0.80 0.80 to 1.10
CrSi 33 A21382 38Crsi 0.35 ~ O. 43 1.00 ~ 1.30 0.30 ~ O. 60 1.30 to 1.60
QlM0 34 A30122 12CrMo 0.08 ~ O. 15 O. 17 ~ 0.37 0.40 ~ 0.70 0.40 ~ O. 70 O. 40 ~ O. 55
35 A30152 15CrMo 0.12 ~ O. 18 0.17 ~ 0.37 0.40 ~ 0.70 0.80 ~ 1.10 0.40 ~ O. 55
36 A30202 20CrM0 O. 17 ~ 0.24 0.17 ~ 0.37 O. 40 ~ O. 70 0.80 ~ 1.10 0.15 ~ O. 25
QlM0 37 A30302 30CrMo 0.26 ~ 0.34 0.17 ~ O. 37 0.40 ~ O. 70 0.80 ~ 1.10 0.15 ~ O. 25
38 A30303 30CrMoA O. 26 ~ 0.33 0.17 ~ O. 37 O. 40 ~ O. 70 0.80 ~ 1.10 O. 15 ~ O. 25
39 A30352 35CrMo 0.32 ~ O. 40 O. 17 ~ O. 37 O. 40 ~ O. 70 O. 80 ~ 1.10 O. 15 ~ O. 25
40 A30422 42CrMo O. 38 ~ O. 45 0.17 ~ O. 37 O. 50 ~ O. 80 O. 90 ~ 1.20 O. 15 ~ O. 25
QMOV 41 A31122 12CrMOV 0.08 ~ O. 15 0.17 ~ O. 37 0.40 ~ O. 70 0.30 ~ 0.60 0.25 ~ 0.35 0.15 ~ O. 30
42
  A31352 35CrMOV 0.30 ~ O. 38 O. 17 ~ 0.37 O. 40 ~ 0.70 1.00 ~ 1.30 0.20 ~ O. 30 O. 10 ~ O. 20
43
  A31132 12CrlMOV 0,08 ~ 0.15 0,17 ~ 0.37 0.40 ~ 0,70. 0.90 to 1.20 0.25 to 0.35 0.15 to 0.30
44
  A31253 25Cr2MoVA 0.22 ~ O. 29 O. 17 ~ O. 37 0.40 ~ O. 70 1.50 ~ 1.80 O. 25 ~ O. 35 O. 15 ~ O. 30
45 A31263 25CrM0lVA O. 22 ~ O. 29 O. 17 ~ 0.37 0.50 ~ 0.80 2.10 ~ 2.50 O. 90 ~ 1.10 O. 30 ~ O. 50 Copyright Suzhou, with Metal Materials Co., Ltd. Record No.: Su ICP 09097610 Technical Support: Phoenix Nest Network
Address Suzhou Wuzhong Road Mudu town on the 28th of wood hotline 0512-66259290 Fax 0512-66263181 66379463

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