---
title: "B 637 — 9 个对应牌号对照"
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ASTM · 美国 · 9 牌号

# B 637

名称 B 637 由 9 个不同牌号共用。请按数值确有差异的元素进行对照，再打开图纸所指的那一个。

- *匹配牌号* **9**
- [*类别* **高温钢／航空用 · 12 个牌号**](/zh/类别/高温钢-航空用 "类别: 高温钢／航空用 · 12 个牌号")
- [*类别* **镍钴合金 · 87 个牌号**](/zh/类别/镍钴合金 "类别: 镍钴合金 · 87 个牌号")
- [*类别* **电热合金 · 9 个牌号**](/zh/类别/电热合金 "类别: 电热合金 · 9 个牌号")
- [*类别* **高温钢 · 40 个牌号**](/zh/类别/高温钢 "类别: 高温钢 · 40 个牌号")

[搜索](/zh/搜索 "钢种搜索")[咨询](/zh/咨询 "发送咨询")

## 这 9 个中，您要哪一个？

该名称由多个牌号共用。表中所列元素是这一组内数值确有差异的元素，也就是决定取舍的元素。数值为来源文本的逐字照录；破折号表示该牌号该元素没有收录数值，而不是零。

| 牌号 | 材料号 | 类别 | 名称数 | Fe% | Al% | Ti% | C% | Si% | Co% |
|---|---|---|---|---|---|---|---|---|---|
| [NiCr20TiAl](/zh/材料/din-en/nicr20tial "NiCr20TiAl") | [2.4631](/zh/材料/材料编号/2.4631 "2.4631") 2.4 | [高温钢／航空用](/zh/类别/高温钢-航空用 "高温钢／航空用") | 11 | ≤1,50 | 1,00-1,80 | 1,80-2,70 | 0,04-0,10 | ≤1,00 | ≤2,00 |
| [NiCo20Cr15MoAlTi](/zh/材料/din-en/nico20cr15moalti "NiCo20Cr15MoAlTi") | [2.4634](/zh/材料/材料编号/2.4634 "2.4634") 2.4 | [高温钢／航空用](/zh/类别/高温钢-航空用 "高温钢／航空用") | 7 | ≤1,00 | 4,50-4,90 | 0,90-1,50 | 0,12-0,17 | ≤1,00 | 18,0-22,0 |
| [NiCr19Co14Mo4Ti](/zh/材料/din-en/nicr19co14mo4ti "NiCr19Co14Mo4Ti") | [2.4654](/zh/材料/材料编号/2.4654 "2.4654") 2.4 | [镍钴合金](/zh/类别/镍钴合金 "镍钴合金") | 17 | ≤2,00 | 1,20-1,60 | 2,80-3,30 | 0,02-0,10 | ≤0,15 | 12,0-15,0 |
| [SG-NiCr19NbMoTi](/zh/材料/din-en/sg-nicr19nbmoti "SG-NiCr19NbMoTi") | [2.4667](/zh/材料/材料编号/2.4667 "2.4667") 2.4 | [电热合金](/zh/类别/电热合金 "电热合金") | 9 | ≤22,0 | 0,20-0,80 | 0,60-1,20 | ≤0,08 | ≤0,40 | — |
| [NiCr19Fe19Nb5Mo3](/zh/材料/din-en/nicr19fe19nb5mo3 "NiCr19Fe19Nb5Mo3") | [2.4668](/zh/材料/材料编号/2.4668 "2.4668") 2.4 | [高温钢](/zh/类别/高温钢 "高温钢") | 29 | Rest/Bal. | 0,30-0,70 | 0,60-1,20 | 0,02-0,08 | ≤0,35 | ≤1,00 |
| [NiCr15Fe7Ti2Al](/zh/材料/din-en/nicr15fe7ti2al "NiCr15Fe7Ti2Al") | [2.4669](/zh/材料/材料编号/2.4669 "2.4669") 2.4 | [高温钢](/zh/类别/高温钢 "高温钢") | 23 | 5,00-9,00 | 0,40-1,00 | 2,25-2,75 | ≤0,08 | ≤0,50 | ≤1,00 |
| [NiCr20Ti](/zh/材料/din-en/nicr20ti "NiCr20Ti") | [2.4951](/zh/材料/材料编号/2.4951 "2.4951") 2.4 | [高温钢](/zh/类别/高温钢 "高温钢") | 16 | ≤5,00 | ≤0,30 | 0,20-0,60 | 0,08-0,15 | ≤1,00 | ≤5,00 |
| [NiCr20TiAl](/zh/材料/din-en/nicr20tial "NiCr20TiAl") | [2.4952](/zh/材料/材料编号/2.4952 "2.4952") 2.4 | [高温钢](/zh/类别/高温钢 "高温钢") | 7 | ≤1,50;(Fe≤3,00) | 1,00-1,80 | 1,80-2,70 | 0,04-0,10 | ≤1,00 | ≤1,00;(Co≤2,00) |
| [NiCr19Fe19Nb5Mo3](/zh/材料/din-en/nicr19fe19nb5mo3 "NiCr19Fe19Nb5Mo3") | [Ni 7718](/zh/材料/材料编号/ni-7718 "Ni 7718") | [电热合金](/zh/类别/电热合金 "电热合金") | 9 | ≤24,0 | 0,20-0,80 | 0,70-1,10 | ≤0,08 | ≤0,30 | — |

## 不确定图纸指的是哪一个？

可按名称、材料号或化学成分检索目录——本页上的每一个名称本身都是入口。

[搜索](/zh/搜索 "钢种搜索")[咨询](/zh/咨询 "发送咨询")