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PROCEDURE FOR HARDNESS TESTING SECTION NO.
CONTENTS
1.0
SCOPE
2.0
REFERENCE DOCUMENTS
3.0
PERSONNEL
4.0
EQUIPMENT & ACCESSORIES
5.0
SURFACE PREPARATION
6.0
EXTENT OF EXAMINATION
7.0
METHODS OF MEASUREMENT
8.0
ACCEPTANCE CRITERIA
9.0
RECORDS ANNEXURE 1 HARDNESS TEST REPORT
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1.0
SCOPE
1.1
T!"# $%'()*%( )(+,"-# +!( %(*"%(/(+# % /(,#*%" +!( !,%)(## /(+,--"' /,+(%",-# !," , +!"'(## 5// ,) ,( *#" $%+,-( !,%)(## +(#+" (*"$/(+#.
2.0
REFERENCE DOCUMENTS
ASTM A956 S+,),%) T(#+ /(+!) % L(( H,%)(## T(#+" S+((P%)*'+#. ASTM E140 S+,),%) % +!( C(%#" !,%)(## *"+#. ASME 31.1 C)( % C!(/"',- P-,+ ,) R("(% P"$". ASME SEC III C)( % "-(% ,) P%(##*%( (##(-. NACE MR 0175 L,+(#+ E)"+": 3.0
PERSONNEL
3.1
T!( $(%#(- *#" +!"# $%'()*%( #!,-- ( #*"+,- *,-""() ,) +%,"() " +!( *#( +!( (*"$/(+ -"#+() " +!"# )'*/(+.
4.0
EQUIPMENT & ACCESSORIES
4.1
A ( +!( --;" (*"$/(+ #!,-- ( *#() % /(,#*%" +!( !,%)(## /(+,--"' /,+(%",-# !," , +!"'(## 5// ,) ,(. E*"$/(+ ;"+! D, D I/$,'+ )("'(
5.0
SURFACE PREPARATION
5.1
T!( #*%,'( +(/$(%,+*%( +!( $,%+ + ( /(,#*%() #!,-- ( (+;(( 15
5.2
T!( #*%,'( #!,-- ( %(( ',+"# +! /(+,--"' > /(+,--"':? %*#+? #',-(? "-? %(,#(? @")(# ,) ,-- +!(% %(" /,+(%",-#.
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5.3
T!( -',+" +!( /(,#*%(/(+ ,%(, #!,-- ( #/+!- %*) + , ""#! + -(## +!, 220%"+ *#" #"-"' ',%")( % ,-*/", @")( %")" $,$(%# % +!( ")(+,+" ,) $%$(% #(,+" +!( "/$,'+ )("'(.
6.0
EXTENT OF EXAMINATION
6.1
T!( $(%'(+,( !,%)(## %(,)"# + ( +,( #!,-- ( (%""() ,,"#+ +!( %(-(,+ )%,;" % '-"(+ #$('""',+".
6.2
!( /(,#*%" +!( !,%)(## $"$" '/$(+# " (@'(## 50// " )",/(+(%? *% '-' $#"+"# #!,-- ( /(,#*%(). A-- +!(% '/$(+# S+%*'+*%,-: #!,-- ( +(#+() ,+ -(,#+ "( -',+"# /""/*/ % +( -',+"# $(% #*,%( /(+(% ,# )(#'%"() +!( '-"(+.
7.0 7.1 7.1.1
METHODS OF MEASUREMENT EQUIPMENT WITH ‘D’ IMPACT
7.1.2
S(-('+ +!( /,+(%",- + ( +(#+() +!( "#+%*/(+ ;"+!" +!( "( %*$# /,+(%",-#:? #(-('+ +!( !,%)(## *"+? $%((%,- H? +!( #(-('+ +!(% $,%,/(+(%# #*'! ,# ,(%,( ,) '(%#" #+,),%). T!( (*"$/(+ "# ; $%($,%() % +(#+". T!(%( "# (() + +( +!( ,-( "/$,'+ )("'(? +!"# "# #(- )(+('+() ,- ;"+! %,"+,+",- %'( ,) "# '/$(#,+() % +!( /,'!"(.
7.1.3
S"'(? +!"# (*"$/(+ "# $(%,+" *)(% +!( %(*) $%"'"$-(? "/$,'+ #*$$%+ "# %(*"%() % #/,-- '/$(+# (+;(( 0.05 5. !( +!( +!"'(## '/$(+ "# (+;(( 5B20// (..? $"$( #$-: ,))"+",- #*$$%+ "# %(*"%(). I +!( '/$(+ "# + %"")? ,))"+",#*$$%+ "# %(*"%() + ,") #$%"" +!( "+(%,- "/$,'+ )("'(. I +!( '/$(+ "# ,( 20// +!"'(## ,))"+",- #*$$%+ "# %(*"%().
7.1.4
A+(% #*%,'( $%($,%,+" $-,'( +!( -,)() "#+%*/(+ (+- +!( #*%,'( +!( $,%+ + ( +(#+() ,) %(-(,#( +!( *++ %('%)" +!( %(,)".
8.0
ACCEPTANCE CRITERIA
C,-"%,+( +!( "#+%*/(+ $%"% + '//('" , !,%)(## +(#+" +!( ',-"%,+" -' $%")() ,) (%" +!( HL ,-*(# ,%( ;"+!" +!( #$('""() +-(%,'(. T!( %(*(' ',-"%,+" #!,-- ( ,+(% ((% 1000 %(,)"# '+"**# *#( $%")() +!( *"+ "# + #;"+'!() . C,-"%,+" #!*-) ,-# ( $(%%/() ,+(% '!," +!( ,++(%"(# % " , /,-*'+" "# #*#$('+().
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8.1
T!( ,''($+,'( '%"+(%", #!,-- ( ,# $(% +!( %((%('" CODE #('+" % C-"(+ #$('""',+"? ,# ,$$-"',-(
9.0 9.1
RECORD
A-- +!( %(,)"# #!,-- ( %('%)() ,# $(% A(@*%( 1
