GB/T 3990-1983
abolished_transferred
GB/T 1234-2012
Active
National standards
GB/T 1234-2012 High resistance alloys for electrical heating
GB/T 1234-2012 High resistance alloys for electrical heating
Basic Information
Standard Code:
GB/T 1234-2012
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
High-temperature alloys
ICS Name:
Other steel products
Publish Date:
2012-11-05
Implement Date:
2013-05-01
Pages:
23 pages
Scope
This standard specifies the grades, order details, dimensions, shapes, weights, and allowable deviations of high-resistance electric heating alloys, as well as technical requirements, test methods, inspection rules, packaging, marking, and quality certificates.
This standard applies to high-resistance electric heating alloys in the form of drawn, rolled, and forged wire, plate strips, rods, and coils (hereinafter referred to as alloy materials) used in the manufacture of various electric heating elements and general resistance elements.
Development Information
Replace the following standards
Related Standards
GB/T 3991-1983
abolished_transferred
GB/T 3991-1983 Cobalt-coated tungsten carbide composite powders
GB/T 3992-1983
abolished_transferred
GB/T 3992-1983 Nickel-coated chromium composite powders
GB/T 3993-1983
abolished_transferred
GB/T 3993-1983 Nickel-coated copper composite powders
GB/T 11072-1989
Replaced
GB/T 11072-1989 Indium antimonide polycrystal, single crystals and as-cut slices
GB/T 2073-1993
abolished_transferred