Flange-Connection Stiff Metallic Sealing Ball Valve

Flange-connection stiff metallic sealing ball valve construction features

Process through special techniques, the globe body and valve seat are applicable especially to high-temperature and the medium containing dusts and solid particles.
a. The compensatory movable valve seat construction designed especially made of metal is of great reliability in its sealing performance.
b. The ball valve series should be applied in accordance to the specific flow direction.
c. Multiple driving devices could be prepared for the series.

Flange-Connection Stiff Metallic Sealing Ball Valve

Flange-connection stiff metallic sealing ball valve main parts and materials

NO. Accessory name Material
GB ASTM
1 Body WCB A216-WCB
2 Sealing Ring Flexible Graphite Flexible Graphite
3 Seat 1Cr18Ni9Ti 304
4 Ball 2Cr13 A276-420
5 Nut 35 A194-2H
6 Stud 35CrMoA A193-B7
7 Gasket 1Cr18Ni9Ti 304
8 Spring 60Si2Mn AISI 9260
9 Gasket Graphite +stainless steel B12.10-304/F.G
10 Stuffing Graphite PTFE Graphite PTFE
11 Gland WCB A216- WCB
12 Ring 65Mn AISI 1066
13 Stem 1Cr13 A276-410
14 Screw 35 A193-B7

Flange-connection stiff metallic sealing ball valve performance specifications of the products

Pressure Rating Nominal Pressure (PN) Pound Grade (Class)
1.6 2.5 4.0 6.4 10.0 150 300 400 600
Test Pressure
(Mpa)
Shell Test 2.4 3.75 6.0 9.6 15.0 3.03 7.5 10.2 15.0
Pressure Test 1.76 2.75 4.4 7.04 11.0 2.2 5.5 7.48 11.0
Applicable
Operating Model
Applicable Medium Pulps like paper pulp, dusts, and medium with solid particles
Applicable Temperature -196~≤550℃
Applicable
Specifications
The designing and manufacturing work follows GB12237-89 API 6D JP17S-48
Flange dimension follows JB79-59, GB9113, HG20592-97 ANSI B16.5 JIS B2212-2214
Physical dimension follows GB12221-89 ANSI b16.10 JIS B2002
Test and inspection follows JB/T9092-99 API598

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