Technical
CARBON STEEL, ALLOY STEEL, LOW TEMP, PIPE & TUBES SPECIFICATION
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CHEMICAL ANALYSIS
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Mechanical Properties | SPECIFIC REQUIREMENT | ||||||||||
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Tensile Strength
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Yield Strength |
Elongation
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Specification
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WT |
C%
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Mn%
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P% MAX | S% MAX |
Si%
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Cr%
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Mo%
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Mpa
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Mpa
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50mm MIN
Longi-tudinal |
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| AW AW AW AW AW |
0.25MAX
0.30MAX 0.25MAX 0.30MAX 0.35MAX |
0.95MAX 1.20MAX 0.27-0.93 0.29-1.06 0.29-1.06 |
0.050 0.050 0.025 0.025 0.025 |
0.060 0.060 0.025 0.025 0.025 |
- - 0.10MIN 0.10MIN 0.10MIN |
- - 0.40MAX 0.40MAX 0.40MAX |
- - 0.15MAX 0.15MAX 0.15MAX |
331MIN 413MIN 330MIN 415MIN 485MIN |
207 MIN 240MIN 205MIN 240MIN 275MIN |
36 29.5 35/28 30/22 30/22 |
Cr 0.40 Mo 0.15 Cu 0.40 Ni 0.40 Va 0.08 five elements not to exceed 1% |
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| MW MW MW MW MW MW MW MW |
0.06-0.18 0.18MAX 0.06-0.18 0.10-0.20 0.15-0.25 0.14MAX 0.27MAX 0.35MAX |
0.27-0.63 0.27-0.63 0.27-0.63 0.30-0.80 0.30-0.80 0.30-0.80 0.93MAX 0.29-1.06 |
0.048 0.050 0.048 0.045 0.045 0.045 0.048 0.048 |
0.048 0.050 0.048 0.045 0.045 0.045 0.058 0.058 |
- - 0.25MAX 0.10-0.50 0.10-0.50 0.10-0.50 0.10MIN 0.10MIN |
- - - - - - - - |
- - - 0.44-0.65 0.44-0.65 0.44-0.65 - - |
325MIN 385MIN 325MIN 380MIN 365MIN 415MIN 415MIN 485MIN |
180MIN 180MIN 180MIN 205MIN 195MIN 220MIN 255MIN 275MIN |
35.0 35.0 35.0 30/22 30/22 30/22 30/22 30/22 |
Hardness 72 HRB MAX Hardness 72 HRB MAX Hardness 77 HRB MAX Hardness 80 HRB MAX Hardness 81 HRB MAX Hardness 77 HRB MAX Hardness 79 HRB MAX Hardness 89 HRB MAX |
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| MW MW MW MW MW |
0.10-0.20 0.15MAX 0.15MAX 0.15MAX 0.15MAX |
0.30-0.61 0.30-0.60 0.30-0.60 0.30-0.61 0.30-0.60 |
0.045 0.030 0.030 0.045 0.030 |
0.045 0.030 0.030 0.045 0.030 |
0.10-0.30 0.50MAX 0.50-1.00 0.50MAX 0.50MAX |
0.50-0.81 4.00-6.00 1.00-1.50 0.80-1.25 1.90-2.60 |
0.44-0.65 0.44-0.65 0.44-0.65 0.44-0.65 0.87-1.13 |
415MIN 415MIN 415MIN 415MIN 415MIN |
205MIN 205MIN 205MIN 220MIN 205MIN |
30/22 30/22 30/22 30/22 30/22 |
Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX |
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| AW AW AW AW |
0.30MAX 0.30MAX 0.30MAX 0.30MAX |
0.40-1.06 0.29-1.06 0.40-1.06 0.29-1.06 |
0.025 0.025 0.025 0.025 |
0.025 0.025 0.025 0.025 |
- 0.10MIN - 0.10MIN |
- - - - |
- - - - |
380MIN 415MIN 380MIN 415MIN |
205MIN 240MIN 205MIN 240MIN |
25/20 30/22 35/28 30/22 |
Impact AS-50F FOR 40X10J/18/14 -50F 40X10J/18/14 90 HRB MAX |
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| AW AW AW AW AW AW AW |
0.10-0.20 0.10-0.20 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX |
0.30-0.80 0.30-0.61 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.61 0.30-0.60 |
0.025 0.025 0.025 0.025 0.025 0.025 0.025 |
0.025 0.025 0.025 0.025 0.025 0.025 0.025 |
0.10-0.50 0.10-0.30 0.50MAX 0.25-1.00 0.50-1.00 0.50MAX 0.50MAX |
- 0.50-0.81 4.00-6.00 8.00-10.00 1.00-1.50 0.80-1.25 1.90-2.60 |
0.44-0.65 0.44-0.65 0.45-0.65 0.90-1.10 0.44-0.65 0.44-0.65 0.87-1.13 |
380MIN 380MIN 415MIN 415MIN 415MIN 415MIN 415MIN |
205MIN 205MIN 205MIN 172MIN 205MIN 205MIN 205MIN |
30/22 30/22 30/22 30/22 30/22 50/22 30/22 |
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| 0.15MAX 0.15MAX 0.12-0.18 0.10-0.15 |
0.30-0.70 0.40-0.70 0.90-1.20 0.40-0.70 |
0.050 0.050 0.035 0.040 |
0.050 0.050 0.035 0.040 |
- 0.10-0.35 0.10-0.35 0.10-0.35 |
- - - 0.70-1.10 |
- - - 0.45-0.65 |
324-441 324-441 441-560 441-618 |
186MIN 186MIN 245MIN 235MIN |
25 21 22 22 |
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| 0.17MAX 0.22MAX 0.12-0.20 0.10-0.18 0.15MAX |
0.40MIN 0.45MIN 0.50-0.80 0.40-0.70 0.40-0.60 |
0.040 0.040 0.040 0.040 0.040 |
0.040 0.040 0.040 0.040 0.040 |
0.35MAX 0.10-0.35 0.10-0.35 0.10-0.35 0.15-0.50 |
- - - 0.70-1.60 2.0-2.5 |
- - 0.25-0.35 0.40-0.50 0.9-1.10 |
340-441 441-540 441-540 441-570 441-570 |
235MIN 255MIN 284MIN 294MIN 294MIN |
25 25 21 22 22 |
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| MW MW MW MW MW MW MW MW MW MW MW |
0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX 0.15MAX |
0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 |
0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 |
0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 |
0.50MAX 0.50-1.00 0.50MAX 0.50-1.00 0.50-1.00 0.25-1.00 0.50-1.00 0.50-1.00 0.50MAX 0.50-1.00 0.50-1.00 |
4.00-6.00 1.00-1.50 1.90-2.60 2.15-2.85 6.00-8.00 8.00-10.0 4.00-6.00 1.00-1.50 1.90-2.60 2.15-2.85 6.00-8.00 |
0.45-0.65 0.44-0.65 0.87-1.13 0.44-0.65 0.45-0.65 0.90-1.10 0.45-0.65 0.44-0.65 0.87-1.13 0.44-0.65 0.45-0.65 |
415MIN 415MIN 415MIN 415MIN 415MIN 415MIN 415MIN 415MIN 415MIN 415MIN 415MIN |
170MIN 170MIN 170MIN 170MIN 170MIN 170MIN 170MIN 170MIN 170MIN 170MIN 170MIN |
30/22 30/22 30/22 30/22 30/22 30/22 30/22 30/22 30/22 30/22 30/22 |
Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX Hardness 85 HRB MAX |
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