牌号 SA283 Grade D
對應标準 ASME SA-283/SA-283M-2003(R2007)
低、中等抗拉強度碳鋼鋼闆
Specification for Low and Intermediate Tensile Strength Carbon Steel Plate
歸類 碳鋼
SA283 Grade D 化學元素成分含量(%)
  成分 C Si Mn P S Cu
闆厚t≤40mm 最小值 - - - - - 0.2
最大值 0.27 0.4 0.9 0.035 0.04 -
  成分 C Si Mn P S Cu
闆厚t>40mm 最小值 - 0.15 - - - 0.2
最大值 0.27 0.4 0.9 0.035 0.04 -
SA283 Grade D 機械性能
抗拉強度
σb
Mpa
屈服點
σs
Mpa
斷後伸長率或延伸率
δ
%
415~550 ≥230 标距200mm
≥20
标距50mm
≥23
①見ASTM A6/A6M标準中拉伸試驗的試樣取向一節。
②對寬度大于24in.(600mm)的鋼闆,延伸率要求降低2%。見A6/A6M标準中拉伸試驗延伸率的修正。
接近匹配牌号 結構鋼闆1
# 标準 牌号(等級/别名/符号) 化學成分,重量%,最大值,除非另有說明
C Si Mn P S Cr Ni Mo Cu
1 Q255A, Q255
0.18-0.280.30.4-0.70.0450.050.30.3-0.35
2 Q255B, Q255
0.18-0.280.30.4-0.70.0450.0450.30.3-0.3
3 Q255A
0.18-0.280.30.4-0.70.0450.05----
4 Q255B
0.18-0.280.30.4-0.70.0450.045----
5 E 275D, Fe 430D
0.20.41.50.0350.035----
6 E 275C, Fe 430C
0.20.41.50.040.04----
7 E 275B, Fe 430B
0.220.41.50.450.45----
8 E 275A, Fe 430A
0.24--0.050.05----
9 SS Grade 45 [310] Type 1
0.25-1.350.0350.040.150.20.060.2
10 SS Grade 45 [310] Type 2
0.02-0.080.60.3-10.03-0.070.0250.150.20.060.2
11 ASTM A1011/A1011M-2018(a) SS Grade 45 [310] Type 1
0.25-1.350.0350.040.150.20.060.2
12 ASTM A1011/A1011M-2018(a) SS Grade 45 [310] Type 2
0.02-0.080.60.3-10.03-0.070.0250.150.20.060.2
13 SA283 Grade D
0.270.15-0.40.90.0350.04---≤0.2
14 ASTM A283/A283M-2024 Grade D
0.270.15-0.40.90.030.03---≤0.2
15 S275JR, 1.0044
0.22-1.50.0350.0350.290.420.110.55
16 S275J0, 1.0143
0.2-1.50.030.030.290.420.110.55
17 AH32, L34402, A32
0.180.50.9-1.60.030.030.20.40.080.35
18 DH36, L34904, D36
0.180.50.9-1.60.0250.0250.20.40.080.35
19 EH32, L34405, E32
0.180.50.9-1.60.0250.0250.20.40.080.35
20 FH32, L34407, F32
0.160.50.9-1.60.020.020.20.80.080.35
21 20Mn
0.17-0.230.17-0.370.7-10.0350.030.20.3-0.25
22 25, 25#
0.22-0.290.17-0.370.5-0.80.0350.030.20.3-0.25
23 ASTM A573/A573M-2013 Grade 65
0.260.15-0.40.85-1.20.030.03----
24 ASTM A529/A529M-2019 A529 Grade 50
0.270.41.350.040.05---≤0.2
25 SS Grade 50 [340]
0.25-1.350.0350.040.150.20.060.2
26 ASTM A1011/A1011M-2018(a) SS Grade 50 [340]
0.25-1.350.0350.040.150.20.060.2
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