• DONGSHENG
  • DONGSHENG

Laizhou dongsheng valve co.,ltd.  

鲁ICP备05011846号-1  Technical Support:www.300.cn

Product

Wafer type single disc swing check valve

basic information
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product description

DESCRIPTION
Flange according to EN1092-2 PN10/16
Face to face according to ANSI 125/150
Mounting between flanges
Working position: horizontal and vertical
Low head loss
Stainless steel spring technology to avoid fluid hammer
Working pressure: 1.0Mpa/1.6Mpa
Pressure test according to standards: API598 DIN3230 EN12266-1 
working temperature: NBR: 0℃~+80℃ 
EPDM: -10℃~+120℃ 

edium: Fresh Water, Sea water, food stuff, all kinds of oil, acid, alkaline liquid etc.
MATERIAL LIST

NO. Part Material
1 Body GG25/GGG40
2 Ring Carbon steel
3 Axle Stainless steel
4 Spring Stainless steel
5 Gasket TEFLON
6 Disc Stainless steel
7 Seat ring NBR/EPDM/VITON
8 Gasket NBR
9 Screw Carbon steel

DIMENSION

DN(mm)  50 65 80 100 125 150 200 250 300 350 400
 L(mm) 44.5 47.6 50.8 57.2 63.5 69.9 73 79.4 85.7 108 108
ΦE(mm) 33 43 52 76 95 118 163 194 241 266 318
Φ(mm) PN10 107 127 142 162 192 218 273 328 378 438 489
PN16 107 127 142 162 192 218 273 329 384 446 498

DESCRIPTION
Flange according to ANSI 125/150
Face to face according to ANSI 125/150
Mounting between flanges
Working position: horizontal and vertical
Low head loss
Stainless steel spring technology to avoid fluid hammer
Working pressure: CL125/150
Pressure test according to standards: API598 DIN3230 EN12266-1 
working temperature: NBR: 0℃~+80℃ 
EPDM: -10℃~+120℃ 
Medium: Fresh Water, Sea water, food stuff, all kinds of oil, acid, alkaline liquid etc.

MATERIAL LIST

NO. Part Material
1 Body GG25/GGG40
2 Ring Carbon steel
3 Axle Stainless steel
4 Spring 316
5 Gasket TEFLON
6 Disc SS304/SS316
7 Seat ring NBR/EPDM/VITON
8 Gasket NBR
9 Screw Carbon steel

DIMENSION

DN(mm)  50 65 80 100 125 150 200 250 300 350 400
 L(mm) 44.5 47.6 50.8 57.2 63.5 69.9 73 79.4 85.7 108 108
ΦE(mm) 33 43 52 76 95 118 163 194 241 266 318
Φ(mm) 104.8 123.8 136.5 174.6 196.9 222.3 279.5 339.8 409.6 450.9 514.4

 

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Wafer type double disc swing check valve
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Wafer type single disc swing check valve