ATEX Approved Carbon Steel Swing Check Valve with Flanged ANSI Ends

SKU: V7700V

Overview

A high quality flanged swing check valve in carbon steel for water distribution, naphtha, gas, steam, petrochemical and petroleum.

Sizing

Max Working Pressure: 20 Bar
Operating Temp: -29°C +425°C

Description

  • Size 2″ to 16″
  • Full Bore
  • Hoisting eye from 6″- 16″
  • Bolted bonnet
  • Satellite Metal-metal seat TRIM 8
  • Respect the flow direction indicated by the arrow.
  • ½ stellite ( Trim 8 , seat with stellite )
  • Painting Grey color RAL 7001 60µm.

Technical Specs

Construction

Body: Steel A216 WCB
Seat: Stellite Gr.6
Disc: ASTM A216+13% Cr.
Stem: Steel A216 WCB
Pin: ASTM A276-420
Support: Steel A216 WCB
Bonnet gasket: AISI-304 + Graphite
Bonnet: Steel A216 WCB
Stud bolt: ASTM A193 Gr. B7
Nut: ASTM A194 Gr. 2H
Hoisting eye: Steel 1025
Bolt: ASTM A193 Gr. B7
Nut: ASTM A194 Gr. 2H
Washer: ASTM A276-420

Standards
Manufacture according to ISO 9001 : 2008 and ISO 14001: 2004
Directive 2014/68/EU: CE Nº 0036 Risk Category III module H
Pressure Tests according to API 598 Table 6.
Fa ce to face according to ASME B16.10, table 1 A 15 series and EN 558 series 10 (EN558 series 21 for 16").
Bridas R.F. according to ASME B16.05 Class 150
Design according to API 594
ATEX Group II Category 2G/2D zone 1&21 zone 2&22 according to directive 2014/34/EU.
ATEX marking (on request)
according to NACE MR 01-75 (on request)

Flow Coefficient

Size : Kvs
2" (50mm) : 40.7
3" (80mm) : 92.9
4" (100mm) : 169.6
5" (125mm) : 265.0
6" (150mm) : 381.5
8" (200mm) : 685.0
10" (250mm) : 1076.8
12" (300mm) : 1556.7
14" (350mm) : 1891.0
16" (400mm) : 2515

Pressure / Temperature Relation

Pressure : Temperature (CLASS 150)
19.6Bar : -29°C
19.6Bar : 38°C
17.9Bar : 93°C
15.8Bar : 149°C
13.8Bar : 204°C
11.7Bar : 260°C
9.6Bar : 316°C
8.6Bar : 343°C
7.6Bar : 371°C
6.5Bar : 399°C
5.5Bar : 425°C

Pressure : Temperature (CLASS 300)
51.1Bar : -29°C
51.1Bar : 38°C
46.2Bar : 93°C
45.1Bar : 149°C
43.8Bar : 204°C
41.3Bar : 260°C
37.9Bar : 316°C
36.9Bar : 343°C
36.9Bar : 371°C
34.8Bar : 399°C
28.2Bar : 425°C