,
0’
),
MIL-E-278B
AMENDMENT 1
17 Nerch 1969
I
3.7:
“3.7
MIUTAffy SpECIFICAmON
ELECTRODES,WELDING,COVERED,ALUhffNUfVfBRQNZE, I
This amendment forms a part of Military Specification
MIL-E-278B, 26 June 1958, and is mandatory for use
by all departments and Agenciesof
theDepartmentof
Defense.
Page 4
Deleteand substitute
Electrodeidentification-
I
3.7.1 Merkfng - At least one legf.ble electrode class designation shall be applied to
e
the electrode covering in such a manner that at ieeet one complete class designation
sw *PPear as closely as practicable to the bare grip-end.
3.’7.2 Size and legibility
- T&e designetione shall be composed of equal-sise block
characters, the be igbt of which shell be approximately 50 to 100 percent of the over-
sll electrode dismeter (core wire plus coatfng) but need not exceed a 5/32-inch
height.The designationsshallreadfrom leftto rightfrom thegrip-end.The color
oftheprintshellcontrastcolorofthe electrndecovering.Designationsshallbe
readableundernormallightingcondition.
3.‘7.3Stabilitv- Class designationsbeffremain dlscernableon electrodesrebaked
and on unusedportionsofpartiallycoosumed electrodeor discardedstubs,end
shallresisteffacementby contactincidentaltenormal handling,shippingand storage.”
Page 5
Figure2: Delete
TableVI, Colormarkingofelectrodes:Delete
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I
Notice:Delete
EEl
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