Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
ASTM A387/A387M Grade 11 (ASTM A387/A387M:2011) and IS 4367 07Cr4Mo6 (IS 4367:1991) are both steel grades.
Both fall under the Alloy Steel category.
ASTM A387/A387M Grade 11 is defined under ASTM International, originating from United States, while IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, ASTM A387/A387M Grade 11 vs IS 4367 07Cr4Mo6 is a 72.9% match.
As per mechanical properties, the match is 22%.
Combined, this makes them a minimal match overall at 35%.
Frequently Compared With ASTM A387/A387M Grade 11:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
ASTM A387/A387M Grade 11
IS 4367 07Cr4Mo6
Tensile Strength
415-585 MPa
380-550 MPa
Yield Strength
>=240 MPa
225 MPa min
Elongation
>=22%
>=19%
Condition
Class 1 plates, no thickness ranges printed; elongation in 50 mm gauge length
Normalised and tempered, ruling section up to 40 mm
Izod Impact
Not specified
60 J min
Hardness (soft annealed)
Not specified
<=170 HB
Typical Applications
ASTM A387/A387M Grade 11
Welded boilers and pressure vessels for elevated temperature service
IS 4367 07Cr4Mo6
Not documented
Key Differences
IS 4367 07Cr4Mo6 specifies Ni which is not specified for ASTM A387/A387M Grade 11.
Can ASTM A387/A387M Grade 11 Be Substituted With IS 4367 07Cr4Mo6?
ASTM A387/A387M Grade 11 and IS 4367 07Cr4Mo6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
What is the difference between ASTM A387/A387M Grade 11 and IS 4367 07Cr4Mo6?
IS 4367 07Cr4Mo6 specifies Ni which is not specified for ASTM A387/A387M Grade 11.
Can ASTM A387/A387M Grade 11 be substituted with IS 4367 07Cr4Mo6?
ASTM A387/A387M Grade 11 and IS 4367 07Cr4Mo6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.