上海創造グループは、冷間圧延高品質鋼線に特化した中国のベンチマーク企業であり、経営陣は20年の業界経験を持っています。当社は自動車業界の多くのティア1サプライヤーと良好な関係を築いており、すべての鋼線はブランドの製鉄所から供給されています。すべての注文は100%追跡可能です。
COLD FORMING MATERIALS
22 MnR4 CHQワイヤ
MATERIALSENGINEERINGCREATION GROUP
CREATION GROUP / JA

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22 MnR4 CHQワイヤ
22 MnR4 CHQワイヤ
1.配送条件の組み合わせ
表B.1-搬送時の熱処理条件、製品形態、適用される要件の組み合わせ
| Heat-treatment condition at delivery | Symbol | Products form a | Applicable requirements in cases where the steel concerned has been ordered with reference to the steel names indicated in | |||||||
| Wire rod | Bar | Wire | TablesB.2,B.3,B.4 or B.5 | TablesB.2,B.3,B.4,B.5,B.6 or B,7 | Optional | |||||
| As hot-rolled or peeled | +AR or +PE | X | X | X | Chemical composition as specified in Table B.2 | Mechanical properties as specified in TablesB.3,B.4 and B.5 | Chemical compositior as specified in Table B.2 | Mechanical properties as specified inTablesB,3,B.4 and B.5 | Values for hardenability according to Tables B.6 and B.7 | Supplementa- ry or special requirements as specified in Annex Eh |
| Cold drawn | +AR+C | - | X | X | ||||||
| Cold drawn + spheroidized | +AR+C+AC | - | X | X | ||||||
| Cold drawn + spheroidized+skin passed | +AR+C+AC +LC | - | X | X | ||||||
| Spheroidized or spheroidized+peeled | +AC or +AC +PE | X | X | X | ||||||
| Spheroidized+cold drawn | +AC+C | X | X | |||||||
| Treated to ferrite- pearlite structure and hardness range | +FP | - | X | - | ||||||
| Others | Other delivery conditions may be agreed at the time of ordering | |||||||||
| a X=applicable,-=not applicable. b If agreed at the time of the enquiry and order. | ||||||||||
2.化学組成は
表B.2-表面硬化鋼の化学組成(鋳造分析に適している)
| Steel name b | % mass fraction a | |||||||||
| C | Si c | Mn | P | S | Cr | Ni | Mo | B | Cu | |
| Non-alloy steel grades | ||||||||||
| C10E2C | 0,08 to 0,12 | 0,30 | 0,30 to 0,60 | 0,025 | 0,025 | — | — | 0,25 | ||
| C15E2C | 0,13 to 0,17 | 0,30 | 0,30 to 0,60 | 0,025 | 0,025 | — | — | — | 0,25 | |
| C17E2C | 0,15 to 0,19 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | — | — | — | 0,25 | |
| C20E2C | 0,18 to 0,22 | 0,30 | 0,30 to 0,60 | 0,025 | 0,025 | — | — | — | 0,25 | |
| Alloy steel grades | ||||||||||
| 18MnB4 | 0,16 to 0,20 | 0,30 | 0,90 to 1,20 | 0,025 | 0,025 | — | — | 0,0008 to 0,005 | 0,25 | |
| 22MnR4 | 0,20 to 0,24 | 0,30 | 0,90 to 1,20 | 0,025 | 0,025 | —— | — | — | 0,0008 to 0,005 | 0,25 |
| 17Cr3 | 0,12 to 0,20 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | 0,70 to 1,25 | — | — | — | 0,25 |
| 17CrS3 | 0,12 to 0,20 | 0,30 | 0,60 to 0,90 | 0,025 | 0,020 to 0,040 | 0,70 to 1,25 | — | — | — | 0,25 |
| 20Cr4 | 0,17 to 0,23 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | 0,90 to 1,20 | — | — | — | 0,25 |
| 20CrS4 | 0,17 to 0,23 | 0,30 | 0,60 to 0,90 | 0,025 | 0,020 to 0,040 | 0,90 to 1,20 | — | — | — | 0,25 |
| 16MnCr5 | 0,14 to 0,19 | 0,30 | 1,00 to 1,30 | 0,025 | 0,025 | 0,80 to 1,10 | — | — | 0,25 | |
| 16MnCrS5 | 0,14 to 0,19 | 0,30 | 1,00 to 1,30 | 0,025 | 0,020 to 0,040 | 0,80 to 1,10 | — | — | 0,25 | |
| 16MnCrB5 | 0,14 to 0,19 | 0,30 | 1,00 to 1,30 | 0,025 | 0,025 | 0,80 to 1,10 | — | — | 0,0008 to 0,005 | 0,25 |
| 20MnCrS5 | 0,17 to 0,22 | 0,30 | 1,10 to 1,40 | 0,025 | 0,020 to 0,040 | 1,00 to 1,30 | — | — | — | 0,25 |
| 12CrMo4 | 0,10 to 0,15 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | 0,90 to 1,20 | — | 0,15 to 0,25 | — | 0,25 |
| 18CrMo4 | 0,15 to 0,21 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | 0,90 to 1,20 | — | 0,15 to 0,25 | — | 0,25 |
| 18CrMoS4 | 0,15 to 0,21 | 0,30 | 0,60 to 0,90 | 0,025 | 0,020 to 0,040 | 0,90 to 1,20 | — | 0,15 to 0,25 | — | 0,25 |
| 20MoCr4 | 0,17 to 0,23 | 0,30 | 0,70 to 1,00 | 0,025 | 0,025 | 0,30 to 0,60 | 0,40 to 0,50 | 0,25 | ||
| 20MoCrS4 | 0,17 to 0,23 | 0,30 | 0,70 to 1,00 | 0,025 | 0,020 to 0,040 | 0,30 to 0,60 | — | 0,40 to 0,50 | — | 0,25 |
| Elements not quoted in this table should not be intentionally added to the steel without the agreement of the purchaser,except those intended for finishing the heat.All reasonable precautions shall be taken in order to prevent the addition of such elements from scrap or other materials used in the production process,which can affect the hardenability, mechanical properties and applicability To improve the performance of cold heading,it is possible to add Al:0,020 %to 0,050 % a Maximum values unless otherwise indicated. b In the case of steels with hardenability requirements (see Tables B.6 and B.Z),minor deviations from the specified limits are permitted (with the exception of sulfur and phosphorus),provided that they do not exceed 0,01 %for carbon and the values indicated in Table 2 for the other elements. c A lower silicon content or a specific silicon range may be agreed at the time of ordering | ||||||||||
| Steel name b | % mass fraction a | |||||||||
| C | Si c | Mn | P | S | Cr | Ni | Mo | B | Cu | |
| 10NiCr5-4 | 0,07 to 0,12 | 0,30 | 0,60 to 0,90 | 0,025 | 0,025 | 0,90 to 1,20 | 1,20 to 1,50 | 0,25 | ||
| 12NiCr3-2 | 0,09 to 0,15 | 0,30 | 0,30 to 0,60 | 0,025 | 0,025 | 0,40 to 0,70 | 0,50 to 0,80 | — | 0,25 | |
| 17CrNi6-6 | 0,14 to 0,20 | 0,30 | 0,50 to 0,90 | 0,025 | 0,025 | 1,40 to 1,70 | 1,40 to 1,70 | 0,25 | ||
| 20NiCrMo2-2 | 0,17 to 0,23 | 0,30 | 0,65 to 0,95 | 0,025 | 0,025 | 0,35 to 0,70 | 0,40 to 0,70 | 0,15 to 0,25 | 0,25 | |
| 20NiCrMoS2-2 | 0,17 to 0,23 | 0,30 | 0,65 to 0,95 | 0,025 | 0,020 to 0,040 | 0,35 to 0,70 | 0,40 to 0,70 | 0,15 to 0,25 | — | 0,25 |
| 20NiCrMo7 | 0,17 to 0,23 | 0,30 | 0,40 to 0,70 | 0,025 | 0,025 | 0,35 to 0,65 | 1,60 to 2,00 | 0,20 to 0,30 | 0,25 | |
| 20NiCrMoS6-4 | 0,16 to 0,23 | 0,30 | 0,50 to 0,90 | 0,025 | 0,020 to 0,040 | 0,60 to 0,90 | 1,40 to 1,70 | 0,25 to 0,35 | — | 0,25 |
| Elements not quoted in this table should not be intentionally added to the steel without the agreement of the purchaser,except those intended for finishing the heat.All reasonable precautions shall be taken in order to prevent the addition of such elements from scrap or other materials used in the production process,which can affect the hardenability, mechanical properties and applicability To improve the performance of cold heading,it is possible to add Al:0,020 %to 0,050 % a Maximum values unless otherwise indicated. b In the case of steels with hardenability requirements (see TablesB.6 and B.7),minor deviations from the specified limits are permitted (with the exception of sulfur and phosphorus),provided that they do not exceed 0,01 %for carbon and the values indicated in Table 2 for the other elements. c A lower silicon content or a specific silicon range may be agreed at the time of ordering. | ||||||||||
3.機械的特性
表B.4-窒素含有合金鋼グレードの機械的特性
| Steel name | Diameter | Delivery condition | ||||||||||||
| +AR | +AC or +AC+PE | +AR+C | +AR+C+AC | +AR+C+AC+LC | +AC+C | |||||||||
| above mm | up to mm | Rm max. MPa | Za min % | Rm max. MPa | Z min. % | Rm max. MPa | Z min % | Rm max. MPa | Z min. % | Rm max. MPa | Z min. % | Rm max. MPa | Z min. % | |
| 18MnB4 | 2 | 5 | — | — | 500 | 64 | 540 | 62 | ||||||
| 5 | 10 | 580 | 55 | 500 | 64 | 680 | 53 | 480 | 64 | 520 | 62 | 600 | 59 | |
| 10 | 40 | 580 | 55 | 500 | 64 | 670 | 53 | 480 | 64 | 520 | 62 | 590 | 59 | |
| 22MnB4 | 2 | 5 | — | — | 520 | 64 | 560 | 62 | — | |||||
| 5 | 10 | 600 | 55 | 520 | 62 | 720 | 53 | 500 | 64 | 540 | 62 | 630 | 59 | |
| 10 | 40 | 600 | 55 | 520 | 62 | 710 | 53 | 500 | 64 | 540 | 62 | 620 | 59 | |
| a The values are given only for information. | ||||||||||||||
4.硬化性の要件
表B.6-標準硬化性鋼グレード(+Hグレード)の硬度限界
| Steel name | Symbol | Austenitizing temperature ℃±5℃ | Limits of range | Hardness HRC at a distance from quenched end of test piece(in mm)of | ||||||||||||
| 1,5 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 20 | 25 | 30 | 35 | 40 | ||||
| 18MnB4 | +H | 890 | max. | 46 | 45 | 44 | 41 | 39 | 35 | 32 | 28 | 21 | — | |||
| min. | 40 | 38 | 37 | 30 | 21 | — | — | — | ||||||||
| 22MnB4 | +H | 880 | max. | 49 | 48 | 47 | 45 | 42 | 39 | 35 | 32 | 24 | 20 | — | ||
| min. | 43 | 41 | 40 | 32 | 23 | — | — | — | — | |||||||
| 17Cr3 | +H | 880 | max | 47 | 44 | 40 | 33 | 29 | 27 | 25 | 24 | 23 | 21 | — | — | |
| 17CrS3 | min. | 39 | 35 | 25 | 20 | — | — | 一 | — | — | — | |||||
| 20Cr4 | +H | 900 | max. | 49 | 48 | 46 | 42 | 38 | 36 | 34 | 32 | 29 | 27 | 26 | 24 | 23 |
| 20CrS4 | min. | 41 | 38 | 31 | 26 | 23 | 21- | — | — | — | — | — | — | — | ||
| 16MnCr5 | +H | 870 | max. | 47 | 46 | 44 | 41 | 39 | 37 | 35 | 33 | 31 | 30 | 29 | 28 | 27 |
| 16MnCrS5 | min. | 39 | 36 | 31 | 28 | 24 | 21 | 一 | — | — | ||||||
| 16MnCrB5 | +H | 870 | max. | 47 | 46 | 44 | 41 | 39 | 37 | 35 | 33 | 31 | 30 | 29 | 28 | 27 |
| min. | 39 | 36 | 31 | 28 | 24 | 21 | — | — | ||||||||
| 20MnCrS5 | +H | 870 | max. | 49 | 49 | 48 | 46 | 43 | 42 | 41 | 39 | 37 | 35 | 34 | 33 | 32 |
| min. | 41 | 39 | 36 | 33 | 30 | 28 | 26 | 25 | 23 | 21 | — | — | ||||
| 12CrMo4 | +H | 870 | max. | 44 | 43 | 41 | 38 | 34 | 30 | 28 | 27 | 23 | 21 | 一 | — | |
| min. | 36 | 34 | 30 | 26 | 22 | — | — | — | — | — | — | |||||
| 18CrMo4 | +H | 880 | max. | 47 | 46 | 45 | 42 | 39 | 37 | 35 | 34 | 31 | 29 | 28 | 27 | 26 |
| 18CrMoS4 | min. | 39 | 37 | 34 | 30 | 27 | 24 | 22 | 21 | |||||||
| 20MoCr4 | +H | 910 | max. | 49 | 47 | 44 | 41 | 38 | 35 | 33 | 31 | 28 | 26 | 25 | 24 | 24 |
| 20MoCrS4 | min. | 41 | 37 | 31 | 27 | 24 | 22 | — | — | |||||||
| 10NiCr5 | +H | 880 | max. | 41 | 39 | 37 | 34 | 32 | 30 | — | — | — | — | — | ||
| min | 32 | 27 | 24 | 22 | 一 | 一 | — | — | — | — | ||||||
| 12NiCr3-2 | +H | 870 | max. | 43 | 40 | 35 | 26 | 21 | — | — | — | — | — | — | ||
| min. | 37 | 32 | 25 | — | — | 一 | — | — | — | |||||||
| 17CrNi6-6 | +H | 870 | max. | 47 | 47 | 46 | 45 | 43 | 42 | 41 | 39 | 37 | 35 | 34 | 34 | 33 |
| min. | 39 | 38 | 36 | 35 | 32 | 30 | 28 | 26 | 24 | 22 | 21 | 20 | 20 | |||
| 20NiCrMo2-2 | +H | 880 | max. | 49 | 48 | 45 | 42 | 36 | 33 | 31 | 30 | 27 | 25 | 24 | 24 | 23 |
| 20NiCrMoS2-2 | min. | 41 | 37 | 31 | 25 | 22 | 20 | |||||||||
ワイヤ結束の例
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