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1.2316 steel equivalent: A comprehensive Guide

If you buy mold steel and get confused by different grades from different countries, this article will let you know the 1.2316 steel equivalent in major industrial countries like Germany, America, Japan and China, and help you make quicker, more accurate and budget-friendly purchasing decisions.

1. What is 1.2316 steel?

1.2316 (x38crmo16) steel is a pre-hardened chromium-molybdenum alloy tool steel. It is famous for great corrosion resistance, fine polishing performance and good machinability. It is widely used to make plastic molds, especially molds that need high surface quality and corrosion resistance.

1. 1.2316 steel equivalent — Germany DIN / EN

Grade:

1.2316 / X38CrMo16

 

Performance:

It has good corrosion resistance and polishing properties, ideal for plastic molds and components requiring high surface finish.

Chemical Composition:

Carbon (C): 0.33-0.43%

 

Chromium (Cr): 15.0-16.5%

 

Molybdenum (Mo): 0.80-1.20%

 

Nickel (Ni): 0.50-0.80%

 

Manganese (Mn): ≤1.00%

 

Silicon (Si): 1.00% max

 

Phosphorus (P): ≤0.025%

 

Sulfur, S: ≤0.003%

2. 1.2316 stainless steel equivalent — USA AISI

Grade:

AISI 420 MOD
 

Performance:

It offers better corrosion resistance than standard 420 steel. Its molybdenum content is slightly lower than
1.2316 material, resulting in a milder pitting resistance. It is suitable for general corrosion-resistant molds.
 

Chemical Composition:

C 0.33-0.43%

 

Cr 15.0-16.5%

 

Mo 0.50-0.80%

 

Ni 0.30-0.60%

 

Mn ≤1.00%

 

Si ≤1.00%

 

P ≤0.025%

 

S ≤0.003%

3. 1.2316 steel equivalent — Japan JIS

Grade:

JIS SUS420J2 MOD

 

Performance:

It has moderate corrosion resistance. Its chromium content is slightly lower than 1.2316 steel. It is suitable for cutting tools and general molds.
 

Chemical Composition:

C 0.32-0.40%

 

Cr 14.0-15.0%

 

Mo 0.60-0.90%

 

Ni 0.30-0.60%

 

Mn ≤1.00%

 

Si ≤1.00%

 

P ≤0.025%

 

S ≤0.003%

4. 2316 steel equivalent — China GB

Grade:

GB 3Cr17NiMo
 
 

Performance:

Its chemical composition is the closest to steel 1.2316. It features excellent corrosion resistance, and ESR grade material supports mirror polishing. It is ideal for PVC molds and transparent product molds.
 

Chemical Composition:

C 0.36-0.45%

 

Cr 15.0-16.0%

 

Mo 0.80-1.00%

 

Ni 0.40-0.60%

 

Mn ≤1.00%

 

Si ≤1.00%

 

P ≤0.025%

 

S ≤0.003%

5. 1.2316 steel equivalent — UK BS

Grade:

ISO X38CrMo16
 
 

Performance:

Its chemical composition is almost identical to 1.2316. It has good corrosion resistance and strong pitting resistance. ESR graded steel can achieve mirror polishing, making it suitable for PVC molds and transparent product molds.
 

Chemical Composition:

C 0.33-0.43%

 

Cr 15.0-16.5%

 

Mo 0.80-1.20%

 

Ni 0.50-0.80%

 

Mn ≤1.00%

 

Si ≤1.00%

 

P ≤0.025%

 

S ≤0.003%

5. 1.2316 steel equivalent — International ISO

Grade:

BS 420S45 MOD
 
 

Performance:

It is the closest grade to material 1.2316 under the British standard. Its chromium content is about 15-16% and molybdenum content is around 0.8-1.0%. It offers good corrosion resistance and is suitable for general molds.
 

Chemical Composition:

 

C 0.36-0.45%

 

Cr 15.0-16.0%

 

Mo 0.80-1.00%

 

Ni 0.40-0.60%

 

Mn ≤1.00%

 

Si ≤1.00%

 

P ≤0.025%

 

S ≤0.003%

6. Conclusion

These grades are known as 1.2316 steel equivalents. However, due to different national standards, production processes and suppliers, there may be slight differences in their chemical composition, trace elements and final mechanical properties in practical use. For material selection in critical applications, please refer to the official technical data sheet of the steel grade or feel free to contact us if you want to purchase our 1.2316.

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