Customization: | Available |
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After-sales Service: | Free |
Warranty: | 1 Year |
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Chromium molybdenum steel, renowned as medium temperature hydrogen resistant steel, is an exceptional alloy comprising chromium (Cr), molybdenum (Mo), iron (Fe), and carbon (C). Its outstanding performance grants it a pivotal role in the creation of high-temperature and high-pressure resistant valves and pressure vessels, and it is also pivotal in high-end automotive and motorcycle chassis and suspension systems.
In the realm of automobiles and motorcycles, chromium molybdenum steel pipes shine in the crafting of frames, offering unparalleled benefits of lightweight durability, exceptional strength, and robust corrosion resistance.
Equivalent Material referance: | |||||||
GB | TOCT | ASTM/ASME | EN | BS | JIS | NF | DIN |
12CrMo | T2/P2 | STBA20 | |||||
15CrMo | T12/P12 | 13CrMo4-5 | SCM415/STBA22 | ||||
20CrMo | 4119 | SCM420 | |||||
30CrMo | 30XM | 4130 | 1717COS110 | SCM430 | 30CD4 | ||
35CrMo | 35XM | 4135 | 708A37 | SCM435 | 35CD4 | 34CrMo4 | |
42CrMo | 4140 | 708A42 | SCM440 | 42CD4 | 42CrMo4 | ||
12Cr1Mo | T11/P11 | 10CrMo5-5 | STBA23 | ||||
12Cr2Mo | T22/P22 | 10CrMo9-10 | STBA24 |
NO. | GRADE |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%) | Hardness HBW |
1 | 12CrMo | 410 | 265 | 24 | 179 |
2 | 15CrMo | 440 | 295 | 22 | 179 |
3 | 20CrMo | 885 | 685 | 11 | 197 |
845 | 635 | 12 | 197 | ||
4 | 35CrMo | 980 | 835 | 12 | 229 |
5 | 42CrMo | 1080 | 930 | 12 | 217 |
NO. | GRADE |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%) | Hardness HBW |
1 | 15CrMo | 400 | 300 | 25 | 190 |
2 | 20CrMo | 450 | 320 | 25 | 190 |
3 | 30CrMo | 500 | 350 | 22 | 200 |
4 | 35CrMo | 550 | 370 | 22 | 200 |
5 | 42CrMo | 580 | 390 | 20 | 205 |
steel grade | +C(BK) | +LC(BKW) | +SR(BKS) | +A(GBK) | +N(NBK) | |||||||
Rm(Mpa) | A(%) | Rm(Mpa) | A(%) | Rm(Mpa) | Reh(Mpa) | A(%) | Rm(Mpa) | A(%) | Rm(Mpa) | Reh(Mpa) | A(%) | |
25CrMo | 720 | 4 | 670 | 6 | - | - | - | - | - | - | - | - |
42CrMo | 720 | 4 | 670 | 6 | - | - | - | - | - | - | - | - |
Steel grade |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%) portrait/landscape |
Impact energy portrait/landscape |
Hardness HBW | Hardness HV |
12CrMoG | 410~560 | 205 | 21/19 | 40/27 | 125~170 | 125~170 |
15CrMoG | 440~640 | 295 | 21/19 | 40/27 | 125~170 | 125~170 |
12Cr2MoG | 450~600 | 280 | 22/20 | 40/27 | 125~180 | 125~180 |
Grade | Chemical composition:(%) | ||||||
C | Si | Mn | P | S | Cr | Mo | |
12CrMoG | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | ≤0.025 | ≤0.015 | 0.40~0.70 | 0.40~0.55 |
15CrMoG | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | ≤0.025 | ≤0.015 | 0.80~1.10 | 0.40~0.55 |
12Cr2MoG | 0.08~0.15 | ≤0.50 | 0.40~0.60 | ≤0.025 | ≤0.015 | 2.00~2.50 | 0.90~1.13 |
Steel grade |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%) portrait/landscape |
Impact energy portrait/landscape |
12CrMo | 410~560 | 205 | 21/19 | 40/27 |
15CrMo | 440~640 | 295 | 21/19 | 40/27 |
12Cr2Mo | 450~600 | 280 | 22/20 | 40/27 |
12Cr5Mo | 390~590 | 195 | 22/20 | 40/27 |
Grade | Chemical composition:(%) | ||||||||
C | Si | Mn | P | S | Ni | Gu | Cr | Mo | |
12CrMo | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.20 | 0.40~0.70 | 0.40~0.55 |
15CrMo | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.20 | 0.80~1.10 | 0.40~0.55 |
12Cr1Mo | 0.08~0.15 | 0.50~1.00 | 0.30~0.60 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.20 | 1.00~1.50 | 0.45~0.65 |
12Cr2Mo | 0.08~0.15 | ≤0.50 | 0.40~0.60 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.20 | 2.00~2.50 | 0.90~1.13 |
Steel grade |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%) portrait/landscape |
Impact energy(J) portrait/landscape |
12CrMo | 410~560 | 205 | 21/19 | 40/27 |
15CrMo | 440~640 | 295 | 21/19 | 40/27 |
12Cr1Mo | 415~560 | 205 | 22/20 | 40/27 |
12Cr2Mo | 450~600 | 280 | 22/20 | 40/27 |
Equivalent Material referance: | ||||
GB | ISO | ASTM/ASME | EN | JIS |
12CrMo | T2/P2 | STBA20 | ||
15CrMo | 13CrMo4-5 | T12/P12 | 13CrMo4-5 | SCM415/STBA22 |
12Cr1Mo | T11/P11 | 10CrMo5-5 | STBA23 | |
12Cr2Mo | 11CrMo9-10 | T22/P22 | 10CrMo9-10 | STBA24 |
Grade | Condition |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%)
|
Hardness HRB
|
4130 | HR | 621 | 483 | 20 | 89 |
SR | 724 | 586 | 10 | 95 | |
A | 517 | 379 | 30 | 81 | |
N | 621 | 414 | 20 | 89 | |
Grade | Condition |
Ultimate
Strength(Mpa)
|
Yield
Strength(Mpa)
|
Elongation(%)
|
Hardness HRB
|
4140 | HR | 855 | 621 | 15 | 100 |
SR | 855 | 689 | 10 | 100 | |
A | 552 | 414 | 25 | 85 | |
N | 855 | 621 | 20 | 100 |
Grade | Chemical composition:(%) | |||||||
Carbon | Manganese | Phospho | Sulfur | Silicon | Nickel | Chromium | Molybde | |
4118 | 0.18~0.23 | 0.70~0.90 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.40~0.60 | 0.08~0.15 |
4130 | 0.28~0.33 | 0.40~0.60 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
4135 | 0.32~0.39 | 0.65~0.95 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
4137 | 0.35~0.40 | 0.70~0.90 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
4140 | 0.38~0.43 | 0.75~1.00 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
4142 | 0.40~0.45 | 0.75~1.00 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
4145 | 0.43~0.48 | 0.75~1.00 | 0.040 | 0.040 | 0.15~0.35 | --- | 0.80~1.10 | 0.15~0.25 |
Size | OD 15mm-75mm |
Thickness 1-12mm | |
Processing | Cold rolled/ Cold drawn |
1. BK (+C) No heat treatment after last cold forming process. | |
2. BKW (+LC) After last heat treatment there is a light finishing pass ( cold drawing) | |
3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed. | |
4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere. | |
5. NBK (+N) After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. | |
Packing | Woven bag/ Wooden or crate carton/ Bundle Packing/ Plain end or vanished as per customer's request. |
Delivery time | Normally 20-30 working days |