UAB “Vera Stella”
Akmenės g.31 LT-97129, Kretinga
Tel. +370 445 55233
Email info@verastella.lt

VALVES

GOST

BUTTERFLY VALVES.

Types: CONTROL, CHECK, SWING CHECK, WICKET

Branch of industry: valves for general industrial usage, valves for gas, valves for chemistry

Diameter nominal (DN), mm from 32-600

Temperature, 0C from -10 to +600

Pressure, (P) up to 6 bar - 50 bar

Body material: Cast-iron, carbon, stainless steel

General standards of butterfly valves:

GOST 22445-88 Swing check valves;

GOST 13252-91 Swing check valves for Pnom ≤ 25MPa;

GOST 25923-89 Butterfly control valves;

GOST 12521-89 Butterfly valves. Basic parameters;

GOST 13547-79 Butterfly wicket valves fo Pnom up to 2,5 MPa;

 

GATE VALVES.

Connection variants: flanged, butt-welded

Working temperature, 0C  from -60 to +565

General specifications and basic parameters: acc.to GOST 5762-74, GOST 9698-86

General standards of gate valves:

GOST 3706-93 Gate valves. End-to-end lenghts;

GOST 9698-86 Gate valves. Basic parameters;

 

BALL VALVES.

Connection types: butt-welded, flanged

Working temperature, 0C from -46 to +200

Nominal diameter (DN), mm from 10 to1400

Body material: carbon, alloy, stainless, molybdenum steel marks

General standards of ball valves:

GOST 28343-89 Flanged steel ball valves. Technical requirements

GOST 9702-87 Conical and ball valves. Basic parameters.

GOST 21345-78 Conical, ball and cylindrical valves for Pnom to ≈16 MPa . General specification

GOST 28908-91 Ball and butterfly valves. End-to-end, face-to-face dimension.

GOST 14187-84 Conical valves. End-to-end, face-to-face dimension.

 

GLOBE VALVES

Types: CONTROL, STOP

Working temperature, 0C from -70 to +600

Body material: carbon, alloy, stainless steel marks

Nominal diameter (DN), mm from 6 to 1200

 

LIFT CHECK AND SAFETY VALVES

Working temperature, 0C from -60 to +600

Body material: carbon, alloy, stainless steel marks

Nominal diameter (DN), mm from 6 to 1200

General standards of globe valves:

GOST 3326-86 Stop valves, lift check and swing check valves. Overal dimension;

GOST 9697-87 Stop valves. Main parameters;

GOST 11823-91 Lift check valves for РN ≤ 25 MPa. General specification;

GOST 16587-71 Safety valves, control valves and pressure regulators. End-to-end lengths;

GOST 12893-83 Single - and double - seated control valves. General technical requirements;

GOST 27477-87 Check valves. Basic parameters;

GOST 5761-74 Globe valves for Pnom ≤ 25 MPа. General specification;

GOST 9789-75 Safety full-lifted flanged steel valves for Pnom ≈ 1,6 and 4,0 MPа;

GOST 12532-88 Directacting safety valves. Basic parameters;

GOST 23866-87 Single - seated, double - seated and cage control valves. Basic parameters.

ANSI

FORGED STEEL VALVES

Design and Manufacture:

API 600, API 602, BS5352; ANSI B16.34, MSS SP-117

Connection Type:

Socket Weld Ends: ANSI B16.11

Screwed Ends: ANSI B1.20.1

Butt Welding Ends: ANSI B16.25

Flanged Ends: ANSI B16.5

Face to Face: ANSI B16.10

Test and Inspect: API 598

Material Standard:ASTM A105, A350 LF2, LF3, A182 F304/304/L, A182 F11, F22, F91

Pressure:150LB, 300LB, 600LB, 800LB, 900LB, 1500LB, 2500LB, 4500LB

Sizes: 1/2" ~ 4"

Types:Gate Valve, Globe Valve, Ball Valve, Check Vavle,

Integral Flanged Valve

Bellows Sealed Valve, Cryogenic Valve, Pressure Sealed Valve