Strong Match — 97.9% match
based on chemical composition and mechanical property overlap.
EN ISO 4957 X210Cr12 (EN ISO 4957:2018) and GB/T 1299 Cr12 (GB/T 1299-2014) are both steel grades.
Both fall under the Tool & Die Steels category.
EN ISO 4957 X210Cr12 is typically used for blanking dies, thread rolling dies, gauges, while GB/T 1299 Cr12 is commonly used for cold forming dies, blanking dies.
EN ISO 4957 X210Cr12 is defined under European Standard (EN), originating from Europe, while GB/T 1299 Cr12 is defined under Guobiao Standards (GB/T), originating from China.
As per chemical composition, EN ISO 4957 X210Cr12 vs GB/T 1299 Cr12 is a 96.8% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 97.9%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN ISO 4957 X210Cr12
GB/T 1299 Cr12
Hardness HRC (hardened)
58–64
60–64
Hardness HB (annealed)
≤255
≤255
Typical Applications
EN ISO 4957 X210Cr12
Blanking dies, thread rolling dies, gauges
GB/T 1299 Cr12
Cold forming dies, blanking dies
Can EN ISO 4957 X210Cr12 Be Substituted With GB/T 1299 Cr12?
EN ISO 4957 X210Cr12 and GB/T 1299 Cr12 overlap closely enough on chemistry and mechanical properties that GB/T 1299 Cr12 is often considered as a substitute for EN ISO 4957 X210Cr12 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between EN ISO 4957 X210Cr12 and GB/T 1299 Cr12?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN ISO 4957 X210Cr12 be substituted with GB/T 1299 Cr12?
EN ISO 4957 X210Cr12 and GB/T 1299 Cr12 overlap closely enough on chemistry and mechanical properties that GB/T 1299 Cr12 is often considered as a substitute for EN ISO 4957 X210Cr12 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.