42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel so với ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties

Tóm tắt

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel and ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 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
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 6/10

Khả năng chống ăn mòn

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 3/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 3/10

Nhẹ

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 5/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 5/10

Khả năng gia công

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 6/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 6/10

Hiệu quả Chi phí

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 9/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 9/10

Khả năng Chịu Nhiệt

42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 7/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 7/10

So sánh Tính chất

Property 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
Kim loại cơ bản Steel Steel
Độ bền kéo 565.0 MPa
Giới hạn chảy 310.0 MPa
Độ giãn dài 16.0 %
Độ cứng (Brinell) 163.0 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 ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties

Choose ASTM SAE AISI when you need superior strength.

Frequently Asked Questions

Which is stronger, 42CrMo or 1045?
Based on overall strength ratings, 1045 is stronger. 42CrMo scores 5/10 and 1045 scores 6/10 on the strength scale. Check specific tensile and yield values for your load case.
Does 42CrMo or 1045 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is 42CrMo or 1045 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 42CrMo scores 6/10 and 1045 scores 6/10.
Which is more cost-effective, 42CrMo or 1045?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use 42CrMo instead of 1045 for structural applications?
42CrMo has a strength rating of 5/10 versus 6/10 for 1045. Always validate substitution against your specific design codes and operating conditions.

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