DIN Cast Steel Y-Type Bellows Seal Globe Valves

• Actuator: Manual
• Material: Steel
• Structure: Y-Global Globe Valve
• Sealing Form: Bellows Globe Valve
• Stem Thread Position: Inside Screw Stem Globe Valve
• Application: Bellows Globe Valve
• Standard: DIN
• Transport Package: Wooden Cases or Customized
• Specification: DN15-DN200
• Trademark: SUNVAL, OEM
• Origin: China
• HS Code: 8481804090
• Production Capacity: 5000PCS/Month

Product Description

Product Description

DIN Cast Steel Bellows Seal Globe Valves
Technical Specifications
1.  Design Standard DIN EN13709-2003
2.  Face to Face Dimension DIN EN588-1:1995
3.  End Flange Dimension DIN EN1092-1:2002
4.  Test Standard DIN EN12266:2003

Product Features 

1) 2-part rising stem with outside roll-formed thread; stem coupling with bellows anti-torque device and position indicator.
2) Full size safety gland packing made of pure graphite; can also be supplied in PTFE on request.
3) Metal back seat with stroke limiter in open position and bellows anti-vibration device.
4) Multipe wall, fully flushed stainless steel bellows, secured against torsion, designed for 8,000 cycles; fully welded.
5) Stainless steel grooved bonnet gasket coated by pure graphite, mounted in tongue and grooved bonnet flanges.
6) Swivel conical shaped plug or flat disc made of hardened chromium steel ANSI 420 or reinforced with STL 6; body seat hard faced with S.S or STL 21.

Main parts and Materials


 

1.  Body		GG GS-C25  SS304  SS316		9.   Cap		25#	Pressure	1.6Mpa	2.5Mpa	4.0Mpa
2.  Disc		C.C+13Cr  SS304  SS316		10. Gland		13Cr, 304, 316	Shell Test	2.4Mpa	3.8Mpa	6.0Mpa
3.  Pin		F304  F316		11. Bolt		B7, B8, B8M	Seal Test W.	1.8Mpa	2.8Mpa	4.4Mpa
4.  Stem		C.C+13Cr  SS304  SS316		12. Nut		2H, A 194-8, 8M	Seal Tets Air	0.6Mpa
5.  Bellows		F304  F316		13. Gasket		Graphite, PTFE	Temperature	(-)20 to 425ºC
6.  Bonnet		GG GS-C25  SS304  SS316					Medium	W.O.G
7.  Packing		Graphite, PTFE
8.  Gland		25#, F304, F316