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BizVerify |
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| Yanshan Shuntong Steel Pipe&fittings Co., Ltd. |
| Verified By : Huaxia D&B |
| Verified Date : 2010-05-08 |
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| Chemical Composition & Mechanical Properties of Butt-Welding Fittings |
| A234 - Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and Elevated Temperature |
| A420 - Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low Temperature Service |
| A403 - Wrought Austenitic Stainless Steel Piping Fittings |
Spec. No.
Grade |
Chemical Compositions（max%） |
Mechanical Properties (min) |
| C |
Mn |
P |
S |
Si |
Cr |
Cu |
Mo |
Ni |
V |
Co |
Nb |
Ti |
Al |
Tensile
(MPa) |
Yield
(MPa) |
Elongation
% |
Impact
Akv(J) |
Hardness
(HB) |
| WPB |
0.3 |
0.29-
1.06 |
0.05 |
0.058 |
≥0.10 |
0.4 |
0.4 |
0.15 |
0.4 |
0.08 |
0.02 |
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415-585 |
240 |
30 |
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≤197 |
| WPL6 |
0.3 |
0.39-
1.06 |
0.03 |
0.03 |
≥0.10 |
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415-585 |
240 |
30 |
17.6 |
≤197 |
| WP12 CL1 |
0.05-
0.20 |
0.30-
0.80 |
0.045 |
0.045 |
0.6 |
0.80-
1.25 |
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0.44-
0.65 |
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415-585 |
220 |
30 |
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≤197 |
| WP12 CL2 |
0.05-
0.20 |
0.30-
0.80 |
0.045 |
0.045 |
0.6 |
0.80-
1.25 |
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0.44-
0.65 |
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485-655 |
275 |
30 |
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≤197 |
| WP11 CL1 |
0.05-
0.15 |
0.30-
0.60 |
0.03 |
0.03 |
0.50-
1.00 |
1.00-
1.50 |
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0.44-
0.65 |
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415-585 |
205 |
30 |
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≤197 |
| WP11 CL2 |
0.05-
0.20 |
0.30-
0.80 |
0.04 |
0.04 |
0.50-
1.00 |
1.00-
1.50 |
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0.44-
0.65 |
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485-655 |
275 |
30 |
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≤197 |
| WP11 CL3 |
0.05-
0.20 |
0.30-
0.80 |
0.04 |
0.04 |
0.50-
1.00 |
1.00-
1.50 |
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0.44-
0.65 |
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520-690 |
310 |
30 |
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≤197 |
| WP22 CL1 |
0.05-
0.15 |
0.30-
0.60 |
0.04 |
0.04 |
0.5 |
1.90-
2.60 |
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0.87-
1.13 |
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415-585 |
205 |
30 |
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≤197 |
| WP22 CL3 |
0.05-
0.15 |
0.30-
0.60 |
0.04 |
0.04 |
0.5 |
1.90-
2.60 |
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0.87-
1.13 |
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520-690 |
310 |
30 |
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≤197 |
| WP5 CL1 |
0.15 |
0.30-
0.60 |
0.04 |
0.03 |
0.5 |
4.0-
6.0 |
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0.44-
0.65 |
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415-585 |
205 |
30 |
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≤197 |
| WP5 CL3 |
0.15 |
0.30-
0.60 |
0.04 |
0.03 |
0.5 |
4.0-
6.0 |
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0.44-
0.65 |
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520-690 |
310 |
30 |
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≤197 |
| WP321 |
0.08 |
2 |
0.045 |
0.03 |
1 |
17.00-
20.00 |
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9.00-
13.00 |
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4C%-
0.70 |
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515 |
205 |
28 |
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| WP304 |
0.08 |
2 |
0.045 |
0.03 |
1 |
18.00-
20.00 |
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8.00-
11.00 |
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515 |
205 |
28 |
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| WP304L |
0.035 |
2 |
0.045 |
0.03 |
1 |
18.00-
20.00 |
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8.00-
13.00 |
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485 |
170 |
28 |
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| WP316 |
0.08 |
2 |
0.045 |
0.03 |
1 |
16.00-
18.00 |
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2.00-
3.00 |
10.00-
14.00 |
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515 |
205 |
28 |
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| WP316L |
0.035 |
2 |
0.045 |
0.03 |
1 |
16.00-
18.00 |
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2.00-
3.00 |
10.00
16.00 |
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485 |
170 |
28 |
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| GB/T13401-2005 - Steel Plate Butt-Welding Pipe Fittings |
| GB/T12459-2005 - Steel Butt-Welding Seamless Pipe Fittings |
| SH3409-96 - Steel Plate Butt-Welding Fittings |
| SH3408-96 - Steel Seamless Butt-Welding Fittings |
Spec. No.
Grade |
Chemical Compositions（max%） |
Mechanical Properties (min) |
| C |
Mn |
P |
S |
Si |
Cr |
Cu |
Mo |
Ni |
V |
Co |
Nb |
Ti |
Al |
Tensile
(MPa) |
Yield
(MPa) |
Elongation
% |
Impact
Akv(J) |
Hardness
(HB) |
| 20# |
0.17-
0.24 |
0.35-
0.65 |
0.035 |
0.035 |
0.17-
0.37 |
0.25 |
0.25 |
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0.25 |
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410-550 |
245 |
20 |
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≤160 |
| Q235B |
0.12-
0.20 |
0.30-
0.70 |
0.045 |
0.045 |
0.3 |
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375-460 |
235 |
26 |
27 |
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| Q345E |
0.18 |
1.00-
1.60 |
0.025 |
0.025 |
0.55 |
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0.02-
0.15 |
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0.015-
0.060 |
0.02-
0.20 |
≥
0.015 |
490-655 |
325 |
21 |
27 |
≤180 |
| 15CrMo |
0.12-
0.18 |
0.40-
0.70 |
0.03 |
0.03 |
0.17-
0.37 |
0.80-
1.10 |
0.2 |
0.40-
0.55 |
0.3 |
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440-640 |
235 |
21 |
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≤180 |
| 12Cr1MoV |
0.08-
0.15 |
0.40-
0.70 |
0.03 |
0.03 |
0.17-
0.37 |
0.90-
1.20 |
0.2 |
0.25-
0.35 |
0.3 |
0.15-
0.30 |
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470-640 |
255 |
21 |
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≤180 |
| 12Cr2Mo |
0.08-
0.15 |
0.40-
0.70 |
0.03 |
0.03 |
0.5 |
2.00-
2.50 |
0.2 |
0.90-
1.20 |
0.3 |
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450-600 |
280 |
20 |
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≤180 |
| 1Cr5Mo |
0.15 |
0.6 |
0.03 |
0.035 |
0.5 |
4.00-
6.00 |
0.25 |
0.45-
0.65 |
0.6 |
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390 |
195 |
22 |
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≤180 |
| 0Cr18Ni10Ti |
0.08 |
2 |
0.035 |
0.03 |
1 |
17.00-
19.00 |
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9.00-
12.00 |
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≥
5C% |
|
520 |
205 |
35 |
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≤190 |
| 0Cr18Ni9 |
0.07 |
2 |
0.035 |
0.03 |
1 |
17.00-
19.00 |
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8.00-
11.00 |
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520 |
205 |
35 |
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≤190 |
| 00Cr19NI10 |
0.03 |
2 |
0.035 |
0.03 |
1 |
18.00-
20.00 |
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8.00-
12.00 |
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480 |
175 |
35 |
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≤190 |
| 0Cr17Ni12Mo2 |
0.08 |
2 |
0.035 |
0.03 |
1 |
16.00-
18.50 |
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2.00-
3.00 |
10.00-
14.00 |
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520 |
205 |
35 |
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≤190 |
| 00Cr17Ni14Mo2 |
0.03 |
2 |
0.035 |
0.03 |
1 |
16.00-
18.00 |
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2.00-
3.00 |
12.00-
15.00 |
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480 |
175 |
35 |
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≤190 |
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