Alloy Н70М (ЭП495)

Designation

Name The value
Designation GOST Cyrillic Н70М
Designation GOST Latin H70M
Transliteration N70M
By chemical elements Ni70Cu
Name The value
Designation GOST Cyrillic ЭП495
Designation GOST Latin EP495
Transliteration EhP495
By chemical elements -

Description

Alloy Н70М used: as a filler material when welding parts of alloys N70MFV, Н65М, Н70МФ.

Note

Welded joints have high mechanical properties of the weld metal (σin≥720 N/mm2, σ0,2≥350 N/mm2, δ5≥35%, KCU≥150 j/cm2) and stand against intergranular corrosion, including stab types.

Standards

Name Code Standards
Wire, steel, alloy В73 TU 14-1-683-72

Chemical composition

Standard C S P Mn Cr Si Ni Fe Ti Mo Ce
TU 14-1-683-72 ≤0.03 ≤0.02 ≤0.03 ≤0.5 ≤0.3 ≤0.25 Rest ≤1.5 ≤0.1 25-29 ≤0.01
Ni is the basis.
Cerium is administered by calculation and chemical analysis is not determined.