Alloy ХН63МБ (ЭП758У; ХН60МБ)

Designation

Name The value
Designation GOST Cyrillic ХН63МБ
Designation GOST Latin XH63MB
Transliteration HN63MB
By chemical elements CrNi63CuBe
Name The value
Designation GOST Cyrillic ЭП758У
Designation GOST Latin EP758U
Transliteration EhP758U
By chemical elements -
Name The value
Designation GOST Cyrillic ХН60МБ
Designation GOST Latin XH60MB
Transliteration HN60MB
By chemical elements CrNi60CuBe

Description

Alloy ХН63МБ used: for the manufacture of products, working in soberrecovery environments containing chlorides, fluorides, organic acids and highly contaminated mineral acids, a complex mixture of acids and chemicals at elevated temperatures, in the manufacture of fertilizers, rubber, acetic kalotiti, anhydride, etc.; welded parts and assemblies working in radioactive environments, connections of details from alloy grade 46ХНМ (ЭП630) with details of korrozionnostojkih steel type 12X18H10T, 10X17H13M2T.

Standards

Name Code Standards
Welding and cutting metals. Soldering, riveting В05 OST 95 10441-2002
Test methods. Packing. Marking В09 RD 24.200.15-90
Blanks. Of the workpiece. Slabs В31 TU 14-1-1214-75
Wire, steel, alloy В73 TU 14-1-4734-89
Sheets and strips В33 TU 14-1-4881-90, TU 14-1-4673-89

Chemical composition

Standard C S P Mn Cr Si Ni Fe Ti Mo Nb
TU 14-1-4734-89 ≤0.02 ≤0.03 ≤0.03 - 19-21 - Rest ≤0.5 - 15-16 0.02-0.1
TU 14-1-4673-89 ≤0.03 ≤0.02 ≤0.03 ≤0.5 23-25 ≤0.1 Rest ≤0.5 0.01-0.16 16-19 0.1-0.2
Ni is the basis.
According to TU 14-1-4734-89, the chemical composition is given for a welding wire made of the alloy KhN63MB-VI (EP758U-VI).
According to TU 14-1-4673-89, the chemical composition is given for an alloy of the brand KhN63MB-ID (EP758U-ID).

Technological properties

Name The value
Weldability Manual argon arc welding with non-consumable electrode (filler or without filler metal), use of combined methods of welding.