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Thép Bảo Tín chuyên nhập khẩu và phân phối các loại phụ kiện ống thép đúc tiêu chuẩn ASTM A234 như: Co thép đúc, tê thép đúc, bầu giảm thép đúc, chén hàn thép đúc (nắp bịt)... giá tốt!

 
 bầu giảm đúc, bầu giảm sch40, bầu giảm sch80
Tiêu chuẩn: ASTM A234 WPB ANSI B16.9
Áp lực: SCH20, SCH40, SCH80, SCH160
Các cỡ:  Từ ½” đến 24”    (21.3mm đến 610mm)
Dùng cho: Xăng dầu, Gas, Khí, CN đóng tàu, CN điện lạnh...
Xuất xứ: Đài Loan, Trung Quốc... 
 
THÀNH PHẦN MÁC THÉP:   ASTM A234 
Gradez
Chemical Composition % max
C
Mn
P≤
S≤
Si
Cr
Mo
Cu
Other
WPB
≤0.30
0.29-1.06
0.050
0.058
≥0.10 min
≤0.40
≤0.15
≤0.40
V:0.08
WPC
≤0.35
0.29-1.06
0.050
0.058
≥0.10 min
≤0.40
≤0.15
≤0.40
V:0.08
WP1
≤0.28
0.30-0.90
0.045
0.045
0.10-0.050
.....
0.44-0.65
.....
.....

THÔNG SỐ KỸ THUẬT

Nominal Pipe Size
inch
Dimensions
Wall Thickness Approx. Weight
Out side Dia. At Bevel: D/D
End to End
Sch. 20
Sch. 40
Sch. 80
Sch. 160
D1
mm
D2
mm
H
mm
T1
mm
T2
mm
Kg
T1
mm
T2
mm
Kg
T1
mm
T2
mm
Kg
T1
mm
T2
mm
Kg
1x3/4
33.4
26.7
50.8
 
 
 
3.38
2.87
0.14
4.55
3.91
0.17
6.35
5.56
0.22
1.1/2x3/4
48.3
26.7
63.5
 
 
 
3.68
2.87
0.22
5.08
3.91
0.27
7.14
5.56
0.51
1x1
---
33.4
63.5
 
 
 
---
3.38
0.24
---
4.55
0.31
---
6.35
0.55
1.1/2x1.1/4
---
42.2
63.5
 
 
 
---
3.56
0.26
---
4.85
0.33
---
6.34
0.60
2x1
60.3
33.4
76.2
 
 
 
3.91
3.38
0.37
5.54
4.55
0.45
8.74
6.35
0.94
2x1.1/4
---
42.2
76.2
 
 
 
---
3.56
0.39
---
4.85
0.53
---
6.35
0.99
2x1.1/2
---
48.3
76.2
 
 
 
---
3.68
0.41
---
5.08
0.54
---
7.14
1.04
2.1/2x1.1/4
73.0
42.2
88.9
 
 
 
5.16
3.56
0.67
7.01
4.85
0.79
9.53
6.35
1.52
2.1/2x1.1/2
---
48.3
88.9
 
 
 
---
3.68
0.68
---
5.08
0.86
---
7.14
1.53
2.1/2x2
---
60.3
88.9
 
 
 
---
3.91
0.73
---
5.54
0.94
---
8.74
1.65
3x1.1/2
88.9
48.3
88.9
 
 
 
5.49
3.68
0.86
7.62
5.08
1.04
11.13
7.14
2.12
3x2
---
60.3
88.9
 
 
 
---
3.91
0.91
---
5.54
1.18
---
8.74
2.23
3x2.1/2
---
73.0
88.9
 
 
 
---
5.16
0.98
---
7.01
1.29
---
9.53
2.40
4x2
114.3
60.3
101.6
 
 
 
6.02
3.91
1.44
8.56
5.54
1.78
13.49
8.74
3.97
4x2.1/2
---
73.0
101.6
 
 
 
---
5.16
1.52
---
7.01
2.01
---
9.53
4.21
4x3
---
88.9
101.6
 
 
 
---
5.49
1.59
---
7.62
2.13
---
11.13
4.38
5x2.1/2
141.3
73.0
127.0
 
 
 
6.55
5.16
2.51
9.53
7.01
3.30
15.88
9.53
6.68
5x3
---
88.9
127.0
 
 
 
---
5.49
2.60
---
7.62
3.55
---
11.13
7.10
5x4
---
114.3
127.0
 
 
 
---
6.02
2.72
---
8.56
3.78
---
13.49
7.14
6x3
168.3
88.9
139.7
 
 
 
7.11
5.49
3.63
10.97
7.62
5.04
18.26
11.13
9.93
6x4
---
114.3
139.7
 
 
 
---
6.02
2.72
---
8.56
5.45
---
13.49
10.22
6x5
---
141.3
139.7
 
 
 
---
6.55
3.93
---
9.53
5.72
---
15.88
10.78
8x4
219.1
114.3
152.4
 
 
 
8.18
6.02
5.95
12.70
8.56
8.44
23.01
13.49
17.30
8x5
---
141.3
152.4
 
 
 
---
6.55
6.08
---
9.53
8.85
---
15.88
17.80
8x6
---
168.3
152.4
 
 
 
---
7.11
6.31
---
10.97
9.26
---
18.26
18.40
10x5
273.0
141.3
177.8
 
 
 
9.27
6.55
9.90
15.09
9.53
17.60
28.58
15.88
31.60
10x6
---
168.3
177.8
 
 
 
---
7.11
10.10
---
10.97
17.90
---
18.26
32.20
10x8
---
219.1
177.8
6.35
6.35
7.89
---
8.18
10.50
---
12.70
18.10
---
23.01
32.50
12x6
323.9
168.3
203.2
---
---
---
10.31
7.11
16.50
17.48
10.97
27.30
33.32
18.26
49.40
12x8
---
219.1
203.2
6.35
6.35
10.7
---
8.18
17.20
---
12.70
28.40
---
23.01
51.40
12x10
---
273.0
203.2
---
6.35
11.1
---
9.27
17.80
---
15.09
29.50
---
28.58
53.30
14x8
355.6
219.1
330.2
7.92
6.35
23.1
11.13
8.18
32.10
19.05
12.70
53.70
35.71
23.01
95.70
14x10
---
273.0
330.2
---
6.35
24.2
---
9.27
33.70
---
15.09
56.30
---
28.58
100.4
14x12
---
323.9
330.2
---
6.35
25.6
---
10.31
35.60
---
17.48
59.50
---
33.32
106.0
16x8
406.4
219.1
355.6
7.92
6.35
27.7
12.70
8.18
43.90
21.44
12.70
72.40
40.49
23.01
130.1
16x10
---
273.0
355.6
---
6.35
28.8
---
9.27
45.70
---
15.09
75.30
---
28.58
135.3
16x12
---
323.9
355.6
---
6.35
29.9
---
10.31
47.40
---
17.48
78.20
---
33.32
140.5
16x14
---
355.6
355.6
---
7.92
30.5
---
11.13
48.30
---
19.05
79.70
 
35.71
143.1
18x12
457.2
323.9
381.0
7.92
6.35
 
14.27
10.31
51.00
23.83
17.48
83.00
45.23
33.32
 
18x14
---
355.6
381.0
---
7.92
 
---
11.13
53.00
---
19.05
86.40
---
35.71
 
18x16
---
406.4
381.0
---
7.92
 
---
12.70
56.20
---
21.44
91.40
---
40.49
 
20x14
508.0
355.6
508.0
9.53
7.90
 
15.09
11.13
79.60
26.19
19.05
136.0
50.01
35.71
 
20x16
---
406.4
508.0
---
7.92
 
---
12.70
83.90
 
21.44
142.0
---
40.41
 
20x18
---
457.2
508.0
---
7.92
 
---
14.27
88.40
 
23.83
150.0
---
45.23
 
22x16
559.0
406.4
508.0
9.53
7.92
 
15.09
---
---
28.58
21.44
164.0
53.98
40.49
 
22x18
---
457.2
508.0
---
7.92
 
---
---
---
---
23.83
172.0
---
45.23
 
22x20
---
508.0
508.0
---
7.92
 
---
---
---
---
26.19
181.0
---
50.01
 
24x18
610.0
457.2
508.0
9.53
9.53
 
17.48
14.27
114.0
30.96
23.83
197.0
59.54
45.23
 
24x20
---
508.0
508.0
---
---
 
---
15.09
119.0
---
26.19
205.0
---
50.01
 
24x22
---
559.0
508.0
---
---
 
---
---
---
---
28.58
215.0
---
53.98
 

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