Forged Bellows Sealed Globe Valve, OS&Y, Bolted Bonnet, API 602
Short Description:
A forged bellow seal valve is gate or globe valve that uses a cylindrical metal bellows to seal the valve against stem leakage. Bellow is similar to a hollow flexible hose. It functions like a vertical diaphragm. China Bellows Globe Valve Producer Offers Forged Bellows Sealed Globe Valve, OS&Y, Bolted Bonnet, API 602, Threaded, Socket-Welded or Butt-Welded End.
STANDARD MATERIALS
| PART NAMES | MATERIALS |
| BODY | ASTM A105, ASTM A182 LF2, ASTM A182 F5, ASTM A182 F22, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F347, ASTM A182 F321, ASTM A182 F51, ASTM A182 F55, Inconel, Monel, Hastelloy, etc. |
| BONNET | ASTM A105, ASTM A182 LF2, ASTM A182 F5, ASTM A182 F22, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F347, ASTM A182 F321, ASTM A182 F51, ASTM A182 F55, Inconel, Monel, Hastelloy, etc. |
| SEAT | ASTM A276 410 HF |
| WEDGE | ASTM A276 420 |
| STEM | ASTM A276 410 |
| GASKET | 304 GRAPHITE |
| HANDWHEEL | ASTM A197 |
| PACKING | GRAPHITE |
| GLAND | ASTM A276 410 |
| BELLOWS | ASTM A240 316 |
SPECIFICATIONS
⑴ Design and Manufacture Conform to: API 602, MSS SP-117, ASME B16.34, ASME B16.11, ASME B1.20.1, ASME B16.25.
⑵ Valve Size: 1/2 Inch - 4 Inch.
⑶ Applicable Rating: Class 150 LB - 800 LB.
⑷ Temperature Rating: Up to 500℃.
⑸ Bellows Test Pressure: 80 psig.
⑹ Structure Features:
★ End Connection: Threaded, Socket-Welded or Butt-Welded.
★ Outside Screw & Yoke, Bolted Bonnet.
★ Reduce Bore.
