Evening star. [volume] (Washington, D.C.) 1854-1972, 1956-04-10
OFFICIAL NOTICES

Dc. GOVERNMENT. March %,
prg5,S,,i,-,-oRDERED-Inst the 1855
BOILER AND PRESSURE VESSEL
and substitute therefore the
SE ;5sH rsy WEfDIN9d 50i REPA1Rs
on on eB3{o2IIL.ERs AND UNIFIED
FOR, WELDING "a. ANY renai?
or alteration Of a boiler or unfIred
pressure vessel by welding shall
ne maue N accordance with the
section OF the A. S. NJ Z cooe
vessel or WORK to be done or Nv
the following specific requirements
Tor welded repairs, b contractor
ccslIlnz TO maze repairs under
NET rU!es snail have written
mat must be prepared and qualified
IN accordance with Section TX
Weio!ng Qualifications OF the
4 g. NJ E Cooe Or he may use
ceoure specification This procedure
snail Then be used for quai;IyinR
all Tclders and must be strictlv
adhered to n making repairs under
nee rue. 4 weider shall br linn
ited TO the type OF steel and thlcR-
nes. Of plate for which he was
qualified. c The Individual welders
employed on such WORK sBai nave
passed satisfactory qualification
tss's as required BY Section TX
qualification, test for individual
welders shall ne made in accord
aance with Section TX OF the
S. NJ. Z. Code The test shall be
mace N the presence OF the boiler
inspector or an assistant boiler
inspector VINO shall stamp the spec
linens with d c identifying
number. 4 welder may be accepted
HilAout further examination pro-
pided that he submits Satisfac-
tory Welding procedure and oper-
stor qualification test. made IN
accordance with the As ME-
Code and these regulations, Tor
spproval prior 70 any Welding
nre Abi .aJ me speeime1s have beg
Of the A, 8 NJ CODE they shall
BE- tested bv the d c boiler in
spec'or or they ma be submitted
70 ihs National Bureau OF Stand
guided bend lsg teSi As doscribcd
in Section TX Of the As NE
Code. A report shall be mace on
form ,.!miiar to. Form O. IN
Tie fee Tor witnessing the welding
aal MAKING the tests shall be
>!j.nu; the fee for the Bureau
81 StsndoTos teS Is additional
~ ices are Dayap!e IN ADVANCE
vt'dtr has assed the test, a card
authorizing him TO do weldlng Oh
boilers or unfired pressure vessels
n the District OF Columbia tor
DrEoo 0! tvo wears non tre cate
tcNi zoe not qualify a weldsr 10
10 welding on pressure UipinR
A Welder who fails 10 meet
TIE requirements for one or nor.
81 the test specimen may Bc
retesied under The followinR con.
d!'ions ~ When an immediate
teteSt IS MADE The we!oer shall
make Two test YIELDS OF each type
Tor each position on Ehirh hn
ma failed, all OF which snail pass
me lud2 Terr % The Inspector the
relaer requires further training o.
practice complete rcteSt q thc
vclder shat be made afts- ne
r., , e. practice i.t 8. Notwithstar7d-
card. the Inspector may request
1eT test % When . welder has
not Wcloed urder NE procedure
speci.taication FOR a period Of three
there is a specific reason to auas-
ion hts ability to MAZE Yields
that meet the specification 80
A. the expiration Of his tWu-vear
Qualification period Il any
question should arise as to ne
quality Of weld the inspector
may rail- for test specimens tc be
lrepanned from The Yields PREM
a.s'ton o. he specimens and e~-
animation shall BE- done by ;he
fhe contractor han StaDu all FA-
pense inciden'ai "a ms 'es'lnr
No welding on ans. boiler o.
untfed pressure vessel >hal' b.
farF ftua -.
niece ~ M, bo''"r IN recto" an
assistant boiler INSPECTOR or an
insurance company Inspector and
the method Of weldinp ssnciioneS
, 9y nm j. n The opinion o.
Is necessary such test shan he
aDpiied after the repairs have
been completed Before repairs
are started it shall So ths duty
e. q. the inspector to satisfy himself
Qualification test. 'ha' Drocedur
ard .weiders have been properlv
tested and qualified Welding
or unitred prcsSle vessels and
connection. by unqualified con-
tractors OF weldinq operators will
not be accepted for either new or
eNiStiue INSTRUCTIONS A ~eporl
bal b. made Of errry welded
'ho.ized and witnessed he repair
n Method Of CONDUCTING test ~
h" qualification tests deScrihoH
herein are spectacle devised tests
pFodur" sound Vflds In order -
determine his ability 80 make
srooyp weld in various positions
n plate the following r1~fe DO
;ttions for. tests are required Test
vertical position w.th the wa'dine
sroove in horizontal nlanr This
test vii qualify the wrIdcr 20
make fat and horlroNta Yields
Test Position u Plates placed IN
Of the weld vertica This test
VII qualify The Welder 10 naEe
nat arc. vertical Yields Ts-t Po-
,liion, III Plates placed IN a ron.
%s,ai de p"5tsa ron T',9 ne re n Ecia
qualify the weidcr 10 maze FAT
Yields in the overhead position
plates 10 be welded shall be II
nangc. OF Ere boy steel uuaity
= inch thi,k and having tensile
Nifength OF not less than il,nuO
p =, pcr .Square inch The plate,
y ,4ssl e s,3 inches SnS k lone by inches
sinsis v" groove S bn tp' Ioin, 'fi In
accordance with prepared Fic I for
arc pcldinp or FIR " for nvyqen.
aeelylenc Welding Method OF
pfepRrint test specimens ~ When
ne weldinr has been completed
specimen shall be removed ~ dl.
tccied Nv machine or fame cut
,ing, They ,hall be approximately
u" wide, 81 The weld reinforce.
lnR, or ErindinP fush with ihr
surface OF the base metal rai The
corners OF the edges OF all test
specimens. shall be rounded 10
radius OF not more thar
tested as face bend 'pecimenIs
I and q as foot bond specimens
2, Method OF lestine spcciwens
- SpeclmcnS shall b. bent in
Da'm mil t 81 cur RT Sid' 8, 0fF Rs
Specimrn Is such that q -"
wire cannot he passed between the
curved portion Of the plunqer and
ne specimen Face. bend specimens
,hail BE- placed with the face %
'ig root bend specimens hail b,
placed with the root OF the weld
,oWard the gaD go After removal
from the Nv the convey surfacc
Tor the appearance Of cracks or
other. open defect, Any specimen
~ which crack OF other Omen
deiect i present after the bcnd'ns
tccton shan be cause ior failure
70 pass the test - REPAIR by
WELDING Tho repairs that
NAV be made under these rules are
limited 70 steelS having known
weldable quality ana are further
limited to carbon steels having
carbon content NJ not more than
. ~ per cent and low ALLOW s'eels
having carbon content OF no
more than u"d pcr cen, h
Ncldcr shall moi make repairs vi
= Mate thickness ~ excess ~ that