42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel so với SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition

Tóm tắt

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel and SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition are both steel alloys commonly used in engineering applications.

Key Differences

So sánh Xếp hạng

Độ bền

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 5/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 6/10

Khả năng chống ăn mòn

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 3/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 3/10

Nhẹ

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 5/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 5/10

Khả năng gia công

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 6/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 6/10

Hiệu quả Chi phí

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 9/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 9/10

Khả năng Chịu Nhiệt

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 7/10
SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition 7/10

So sánh Tính chất

Property 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition
Kim loại cơ bản Steel Steel
Độ bền kéo 670.0 MPa
Giới hạn chảy 435.0 MPa
Độ giãn dài 25.5 %
Độ cứng (Brinell) 197.0 HB
Mô đun Đàn hồi
Khối lượng riêng
Điểm Nóng chảy
Độ dẫn nhiệt
Có thể Hàn
Có thể Xử lý Nhiệt
Từ tính

Khi nào Sử dụng 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel

Choose 42CrMo vs 4140 when your application specifically requires this steel alloy's unique combination of properties and industry certifications.

Khi nào Sử dụng SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition

Choose SAE AISI 4130 when you need superior strength.

Frequently Asked Questions

Which is stronger, 42CrMo or 4130?
Based on overall strength ratings, 4130 is stronger. 42CrMo scores 5/10 and 4130 scores 6/10 on the strength scale. Check specific tensile and yield values for your load case.
Does 42CrMo or 4130 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is 42CrMo or 4130 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 42CrMo scores 6/10 and 4130 scores 6/10.
Which is more cost-effective, 42CrMo or 4130?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use 42CrMo instead of 4130 for structural applications?
42CrMo has a strength rating of 5/10 versus 6/10 for 4130. Always validate substitution against your specific design codes and operating conditions.

So sánh liên quan