Petrozas , is supplying all kind and classes of valves :
Ball , Gate , Globe , Butterfly , & Check valves .
BALL VALVES :
Ball valves are available in its well known types & series:
Floating type ( threaded , flanged , & grooved )
as their end connections .
sizes: available from ¼” through 1” ( according to
“ 4” through 6” their series )
“ 4” through 8” ( Trun. & Gear )
Metal spec’s: carbon steel , st. steel , 316 , ductile
Iron , aluminium bronze )
Press. Classe : ANSI , 150 , 300 , 600 , 900 , &1500
All above are totally maintenance free (eliminating expenses
Of lubrication and greazing operations )
GLOBE VALVE:
Globe valves are available in Bronze metal ( threaded and Flanged ) according to ANSI B1.2, sizes for ranges:1” to 3”
– Carbone steel: for class #150, size range from 2” to 12”
#300, size range from 2” to 12”
#600, size range from 2” to 8 “
The dimensions is according to ANSI B16.1 & thickness API-600.
GATE VALVES : this type is available in BRONZE & BRASS types
Threaded & flanged according to ANSI B16.24 and
ANSI B1.2 covering size range from 1” through 4 “.
For the BIG sizes class -150, size range :(2” to 24”)
Class- 300 , size range:(2” to 24”)
Class –600 , size range:(2” to 12”)
All above items are according to ANSI-B16.1,and ANSI-B16.5 and for the thickness it is according to API600 .
CHECK VALVES : this type also is available in a wide range of
Sizes and materials as the following :
From 1 “ through 2 “ according to valve series & type
2 “ through 6 “ “ “ “ “
2 “ through 24 “ “ “ “ “
Materials are availble in carbone steel , Ductile iron , & Bronze .
WAFER type up to 2500 psi ( threaded ends ) , thin & long pattern
Is available according to ANSI B 1.20 for (150,300,600).
SWING type disc. Carbone steel :
Class-150, for size range from 2” to 24” for-( ANSI-B16 & API600 thick)
-300, for size range from 2” to 24” for-( ANSI-B16 & API600 thick)
-600, for size range from 2” to 24” for-( ANSI-B16 & API600 thick)
SWING type Stainless Steel (316):
Size from (1/2” to 2”),as ASTM A351,(full bore &thread NPT)
All other types of VALVES are available as the same above detailed specifications in wide range of sizes , and materials
spec’s , in addition to the press calsses ,rating & wall thickness
standardizations according to ANSI , ASTM , ASMI , standards
( Flanged ends , Screwed , Full bore , …etc. )