DIN Bellows Sealed Globe Valve is applicable to cutting off and connecting the medium in various pipelines, such as petroleum, chemical industry, pharmacy, chemical fertilizer, electric power industry, etc. with nominal pressure of PN1.6~6.4MPa and working temperature of 29~350℃.
MAIN TECHNICAL SPECIFICATIONS
Structural formation: BB-BG-SO&Y
Driving manner: Hand-operated; Electric-actuated
Design standard: DIN3356
Face to face: DIN3202
Flange ends: DIN2543-2545
Test & inspection: DIN3230
PRODUCTS PERFORMANCE SPECIFICATION
|
Nominal Pressure
(MPa)
|
Shell Test
(MPa)
|
Sealing Test
(MPa)
|
Suitable Temperature
(℃)
|
Suitable Medium
|
|
1.6
|
2.4
|
1.76
|
≤350℃
|
W.O.G.
|
|
2.5
|
3.75
|
2.75
|
|
4.0
|
6.0
|
4.4
|
|
6.4
|
9.6
|
7.04
|
MATERIALS
|
NO.
|
Part name
|
Material
|
|
1
|
Body
|
GS-C25, 1.7363, 1.4308, 1.4408, 1.4306, 1.4301
|
|
2
|
Disc
|
ASTM A182-GrF6a ASTM A182-F22
ASTM A182-F304, F316, F321, F304L, F316L
|
|
3
|
Pin
|
ASTM A182-GrF6a ASTM A182-F22
ASTM A182-F304, F316, F321, F304L, F316L
|
|
4
|
Bellows
|
1Cr18Ni9Ti, 304, 316
|
|
5
|
Stem
|
ASTM A182-GrF6a ASTM A182-F22
ASTM A182-F304, F316, F321, F304L, F316L
|
|
6
|
Bonnet
|
GS-C25, 1.7363, 1.4308, 1.4408, 1.4306, 1.4301
|
|
7
|
Packing
|
Flexible graphite PTFE
|
|
8
|
Gland
|
GS-C25, 1.7363, 1.4308, 1.4408, 1.4306, 1.4301
|
|
9
|
Guide piece
|
25, 45, 304, 316
|
|
10
|
Yoke nut
|
ZQA19-4
|
|
11
|
Hand wheel
|
WCB, QT400-18
|
|
12
|
Bolt
|
ASTM A193-B7, A193-B8, A193B8M
|
|
13
|
Nut
|
ASTM A194-2H, A194-8, A194-8M
|
|
14
|
Gasket
|
Flexible graphite + stainless steel, PTFE
|
DIMENSIONS (PLEASE CONTACT US FREELY) |
Ball Valve 
