Qui cách |
Chiều dài cạnh |
Trọng lượng |
Diện tích mặt cắt |
mm |
kg/m |
cm2 |
|
16 |
16 |
2.01 |
2.560 |
17 |
17 |
2.27 |
2.890 |
18 |
18 |
2.54 |
3.240 |
19 |
19 |
2.83 |
3.610 |
|
|
|
|
22 |
22 |
3.8 |
4.840 |
23 |
23 |
4.15 |
5.290 |
24 |
24 |
4.52 |
5.760 |
25 |
25 |
4.91 |
6.250 |
|
|
|
|
26 |
26 |
5.31 |
6.760 |
28 |
28 |
6.15 |
7.840 |
30 |
30 |
7.07 |
9.000 |
|
|
|
|
32 |
32 |
8.04 |
10.24 |
34 |
34 |
9.07 |
11.56 |
35 |
35 |
9.62 |
12.25 |
|
|
|
|
36 |
36 |
10.2 |
12.96 |
38 |
38 |
11.3 |
14.44 |
50 |
50 |
19.6 |
25.00 |
|
|
|
|
55 |
55 |
23.7 |
30.25 |
60 |
60 |
28.3 |
36.00 |
65 |
65 |
33.2 |
42.25 |
70 |
70 |
38.5 |
49.00 |
75 |
75 |
44.2 |
56.25 |
|
|
|
|
80 |
80 |
50.2 |
64.00 |
85 |
85 |
56.7 |
72.25 |
90 |
90 |
63.6 |
81.00 |
95 |
95 |
70.8 |
90.25 |
100 |
100 |
78.5 |
100.00 |
Steel bars for concrete reinforcement | ||||
Tiêu chuẩn |
|
Độ bền cơ lý |
||
Giới hạn chảy |
Giới hạn đứt |
Độ giãn dài |
||
TCVN 1651 - 85 (1765 - 85 ) |
CT 33 |
240 min |
- |
- |
CT 34 |
230 min |
340 ÷ 440 |
32 min |
|
CT 38 |
250 min |
380 ÷ 490 |
26 min |
|
CT 42 |
270 min |
420 ÷ 540 |
24 min |
|
CT 51 |
290 min |
510 ÷ 640 |
20 min |
|
TCVN 3104 - 79 |
25Mn2Si |
392 min |
590 min |
14 min |
35MnSi |
392 min |
590 min |
14 min |
|
JIS G3112 |
SD 295A |
295 min |
440 ÷ 600 |
16 min (d<25mm) |
18 min (d≥25mm) |
||||
SD 345 |
345 ÷ 440 |
490 min |
18 min (d<25mm) |
|
20 min (d≥25mm) |
||||
SD 390 |
390 ÷ 510 |
560 min |
16 min (d<25mm) |
|
18 min (d≥25mm) |
||||
SD 490 |
490 ÷ 625 |
620 min |
12 min (d<25mm) |
|
14 min (d≥25mm) |
||||
ASTM A615 /A615M - 94 |
Gr 40 |
300 min |
500 min |
11 min (d=10mm) |
12 min (d>10mm) |
||||
Gr 60 |
400 min |
600 min |
9 min (d≤20mm) |
|
8 min (20 |
||||
BS 4449 |
Gr 250 |
250 min |
287 min |
22 min |
Gr 460 |
460 min |
483 min |
12 min |
|
ΓOCT 5780 - 82 |
25Γ 2C |
380 min |
580 min |
14 min |
35Γ C |
380 min |
580 min |
14 min |
|
ΓOCT 380 - 89 |
CT2 |
196 min |
334 ÷ 412 |
26 min |
CT3 |
225 min |
373 ÷ 461 |
22 min |
|
CT4 |
245 min |
412 ÷ 510 |
20 min |
|
CT5 |
265 min |
490 ÷ 608 |
16 min |
|
Rolled steel for general structure |
||||
TCVN 1651 - 85 (1765 - 85 |
CT 33 |
240 min |
- |
- |
CT 34 |
230 min |
340 ÷ 440 |
32 min |
|
CT 38 |
250 min |
380 ÷ 490 |
26 min |
|
CT 42 |
270 min |
420 ÷ 540 |
24 min |
|
CT 51 |
290 min |
510 ÷ 640 |
20 min |
|
JIS G3101 1995 |
SS 330 |
235 min |
330 ÷ 430 |
25 min |
SS 400 |
235 min |
400 ÷ 510 |
21 min |
|
SS 490 |
275 min |
490 ÷ 610 |
19 min |
|
SS 540 |
390 min |
540 min |
16 min |
|
JIS G3106 1995 |
SM400 A |
235 min |
400 ÷ 510 |
23 min |
SM400 B |
235 min |
400 ÷ 510 |
23 min |
|
SM490 A |
315 min |
490 ÷ 610 |
22 min |
|
SM490 B |
315 min |
490 ÷ 610 |
22 min |
|
SM490 YA |
355 min |
490 ÷ 610 |
19 min |
|
SM490 YB |
355 min |
490 ÷ 610 |
19 min |
|
ΓOCT 380 - 89 |
CT2 | 196 min |
334 ÷ 412 |
26 min |
CT3 |
225 min |
373 ÷ 461 |
22 min |
|
CT4 |
245 min |
412 ÷ 510 |
20 min |
|
CT5 |
265 min |
490 ÷ 608 |
16 min |
|
ASTM 1997 |
A 36 |
250 |
400 ÷ 550 |
20 min |
A572 Gr42 |
290 |
415 min |
20 min |
|
A572 Gr50 |
345 |
450 min |
18 min |
|
BS 4360 1986 |
40B |
245 |
340 ÷ 550 |
22 |
40C |
245 |
340 ÷ 550 |
22 |
|
43A |
265 |
430 ÷ 580 |
20 |
|
43B |
265 |
430 ÷ 580 |
20 |
|
43C |
265 |
430 ÷ 580 |
20 |
|
50A |
345 |
490 ÷ 640 |
18 |
|
50B |
345 |
490 ÷ 640 |
18 |
|
50C |
345 |
490 ÷ 640 |
18 |
|
DIN 17100 |
RST37-2 |
225 |
340 ÷ 470 |
26 |
ST44-2 |
265 |
410 ÷ 540 |
22 |
|
GB700 - 88 |
Q235A |
225 min |
375 min |
21 min |
Q235B |
225 min |
375 min |
21 min |
|
Q235C |
225 min |
375 min |
21 min |
|
Q235D |
225 min |
375 min |
21 min |
|
GB/T1591 - 94 |
Q345 |
325 min |
470 min |
21 min |
Sheet piles |
||||
JIS A5528 1998 |
SY 295 |
295 min |
490 min |
17 min |
SY 390 |
390 min |
540 min |
15 min |
Steel bars for concrete reinforcement | ||||||
Tiêu chuẩn | Mác thép | Thành phần hóa học | ||||
|
C |
Si |
Mn |
P (max) |
S (max) |
|
TCVN 1651 - 85 (1765 - 85 ) |
CT33 |
0.06 - 0.12 |
0.12 - 0.30 |
0.25 - 0.50 |
0.04 |
0.045 |
CT34 |
0.09 - 0.15 |
0.12 - 0.30 |
0.25 - 0.50 |
0.04 |
0.045 |
|
CT38 |
0.14 - 0.22 |
0.12 - 0.30 |
0.40 - 0.65 |
0.04 |
0.045 |
|
CT42 |
0.18 - 0.27 |
0.12 - 0.30 |
0.40 - 0.70 |
0.04 |
0.045 |
|
CT51 |
0.28 - 0.37 |
0.15 - 0.35 |
0.50 - 0.80 |
0.04 |
0.045 |
|
TCVN 3104 - 79 |
25Mn2Si |
0.20 - 0.29 |
0.60 - 0.90 |
1.20 - 1.60 |
0.04 |
0.045 |
35MnSi |
0.30 - 0.37 |
0.60 - 0.80 |
0.80 - 1.20 |
0.04 |
0.045 |
|
JIS G3505 2004 |
SWRW10 |
0.13 max |
0.30 max |
0.06 max |
0.04 |
0.04 |
SWRW12 |
0.15 max |
0.30 max |
0.065 max |
0.04 |
0.04 |
|
JIS G3112 |
SD 295A |
|
|
|
0.05 |
0.05 |
SD 345 |
0.27 max |
0.55 max |
1.60 max |
0.04 |
0.04 |
|
SD 390 |
0.29 max |
0.55 max |
1.80 max |
0.04 |
0.04 |
|
SD 490 |
0.32max |
0.55max |
1.80max |
0.040 |
0.040 |
|
ASTM A615 /A615M - 94 |
Gr 40 |
0.21 max |
0.40 max |
1.35 max |
0.04 |
0.05 |
Gr 60 |
0.30 max |
0.50 max |
1.50 max |
0.04 |
0.05 |
|
BS 4449 |
Gr 250 |
0.25 max |
0.50 max |
1.50 max |
0.06 |
0.06 |
Gr 460 |
0.25 max |
0.50 max |
1.50 max |
0.05 |
0.05 |
|
ΓOCT 5780 - 82 |
25Γ2C |
0.20 - 0.29 |
0.60 -0.90 |
1.20 - 1.60 |
0.04 |
0.045 |
35ΓC |
0.30 - 0.37 |
0.60 - 0.80 |
0.80 - 1.20 |
0.04 |
0.045 |
|
ΓOCT 380 - 71 |
CT2 |
0.09 - 0.15 |
0.12 - 0.30 |
0.25 - 0.05 |
0.045 |
0.045 |
CT3 |
0.14 - 0.22 |
0.12 - 0.30 |
0.40 - 0.60 |
0.045 |
0.045 |
|
CT4 |
0.18 - 0.27 |
0.12 - 0.30 |
0.40 - 0.70 |
0.045 |
0.045 |
|
CT5 |
0.29 - 0.37 |
0.15 - 0.35 |
0.50 - 0.80 |
0.045 |
0.045 |
|
Rolled steel for general structure |
||||||
TCVN 1765 - 85 (1765 - 85 ) |
CT33 |
0.06 - 0.12 |
0.12 - 0.30 |
0.25 - 0.50 |
0.04 |
0.045 |
CT34 |
0.09 - 0.15 |
0.12 - 0.30 |
0.25 - 0.50 |
0.04 |
0.045 |
|
CT38 |
0.14 - 0.22 |
0.12 - 0.30 |
0.40 - 0.65 |
0.04 |
0.045 |
|
CT42 |
0.18 - 0.27 |
0.12 - 0.30 |
0.40 - 0.70 |
0.04 |
0.045 |
|
CT51 |
0.28 - 0.37 |
0.15 - 0.35 |
0.50 - 0.80 |
0.04 |
0.045 |
|
JIS G3101 1995 |
SS 330 |
- |
- |
- |
0.05 |
0.05 |
SS 400 |
0.20 max |
0.55 max |
1.60 max |
0.05 |
0.05 |
|
SS 490 |
- |
- |
- |
0.05 |
0.05 |
|
SS 540 |
0.30 max |
- |
1.60 max |
0.04 |
0.04 |
|
JIS G3106 1995 |
SM400 A |
0.23 max |
- |
2.5xC min |
0.035 |
0.035 |
SM400 B |
0.20 max |
0.35 |
0.60-1.40 |
0.035 |
0.035 |
|
SM490 A |
0.20 max |
0.55 |
1.6 max |
0.035 |
0.035 |
|
SM490 B |
0.18 max |
0.55 |
1.6 max |
0.035 |
0.035 |
|
SM490 YA |
0.20 max |
0.55 |
1.6 max |
0.035 |
0.035 |
|
SM490 YB |
0.20 max |
0.55 |
1.6 max |
0.035 |
0.035 |
|
ΓOCT 380 - 71 |
CT2 |
0.09 - 0.15 |
0.12 - 0.30 |
0.25 - 0.50 |
0.045 |
0.045 |
CT3 |
0.14 - 0.22 |
0.12 - 0.30 |
0.40 - 0.60 |
0.045 |
0.045 |
|
CT4 |
0.18 - 0.27 |
0.12 - 0.30 |
0.40 - 0.70 |
0.045 |
0.045 |
|
CT5 |
0.29 - 0.37 |
0.15 - 0.35 |
0.50 - 0.80 |
0.045 |
0.045 |
|
ASTM 1997 |
A36 |
0.26 max |
0.40 max |
1.60 max |
0.04 |
0.05 |
A572 Gr42 |
0.21 max |
0.40 max |
1.35 max |
0.04 |
0.05 |
|
A572 Gr50 |
0.23 max |
0.40 max |
1.35 max |
0.04 |
0.05 |
|
BS 4360 1986 |
40B |
0.20max |
0.50max |
1.50max |
0.050 |
0.050 |
40C |
0.18max |
0.50max |
1.50max |
0.050 |
0.050 |
|
43A |
0.25max |
0.50max |
1.6max |
0.050 |
0.050 |
|
43B |
0.21max |
0.50max |
1.5max |
0.050 |
0.050 |
|
43C |
0.18max |
0.50max |
1.5max |
0.050 |
0.050 |
|
50A |
0.23max |
0.50max |
1.6max |
0.050 |
0.050 |
|
50B |
0.20max |
0.50max |
1.50max |
0.050 |
0.050 |
|
50C |
0.20max |
0.50max |
1.50max |
0.050 |
0.050 |
|
DIN 17100 |
RST37-2 |
0.17max |
- |
- |
0.050 |
0.050 |
ST44-2 |
0.21max |
- |
- |
0.050 |
0.050 |
|
GB700 - 88 |
Q235A |
0.14 - 0.22 |
0.30 max |
0.30 -0.65 |
0.045 |
0.05 |
Q235B |
0.12 - 0.20 |
0.30 max |
0.30 -0.70 |
0.045 |
0.045 |
|
Q235C |
0.18 max |
0.30 max |
0.35 -0.80 |
0.04 |
0.04 |
|
Q235D |
0.17 max |
0.30 max |
0.35 -0.80 |
0.035 |
0.035 |
|
GB/T1591 - 94 |
Q345 |
0.20 max |
0.55 max |
1.00 -1.60 |
0.045 |
0.045 |
Sheet piles | ||||||
JIS A5528 1998 |
SY 295 |
0.22 max |
0.50 max |
1.60 max |
0.04 |
0.04 |
SY 390 |
0.22 max |
0.50 max |
1.60 max |
0.04 |
0.04 |