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| Customization: | Available |
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| Media: | Gas, Oil ,Water |
| Temperature: | Ordinary Temperature |
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Size Range | DN15 to DN300 (1/2″ to 12″); commonly DN25 to DN150 |
Pressure Rating | PN16 (1.6 MPa / 16 bar); PN25 / PN40 high-pressure versions available on request |
Temperature Range | -29℃ to +425℃ |
Body | GG25 (grey cast iron), GGG40 (ductile iron, DIN 1693), WCB (ASTM A216), GS-C25 (DIN 17245) |
Bonnet | Same material as body or SS304 / SS316 |
Disc | GG25 with brass / 13Cr, GGG40 with stainless steel, WCB with 13Cr / SS304 / SS316 |
Seat | Brass, 13Cr stainless steel, SS304 / SS316, Stellite overlay |
Stem | SS304, SS316, SS321, SS316L |
Bellows | Multi-layer hydraulically formed SS304, SS316, SS321, wall thickness 0.15~0.3mm, 2 to 5 layers |
Packing (secondary seal) | Flexible graphite, PTFE |
Gasket | Spiral-wound graphite gasket, rubber gasket |
Bolts | Galvanized carbon steel, stainless steel |
End Connection | Flange PN16 RF, conforming to EN 1092-1 Type 01 (BS 4504 / DIN 2501) |
Operation | Handwheel (standard), gear operator (for DN≥100 to reduce operating torque), electric actuator, pneumatic actuator |
Design Standards | BS 1873, ASME B16.34 |
Testing Standards | API 598, API 6D |


Pressure | 150LB | 300LB | 600LB | 900LB | 1500LB | 2500LB | |
Strength Testing | 3.0 | 7.5 | 15.4 | 23.0 | 37.5 | 63.0 | Mpa |
Seal Testing | 2.2 | 5.5 | 11.2 | 16.9 | 27.5 | 46.2 | |
Air Testing | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |











Delivery Time | 10-30 Days |
Package | Standard Exporting Plywood Case |
Shipping Port | Ningbo/Shanghai sea port, China |
Shipping Terms | EXW, FCA,CPT CIP, DAP, DPU. DDP, FAS.FOB.CFR.CIF |
Payment Terms | T/T. DP, LC at sight |
Payment condition | 30% prepayment, 70% balance paid before shipping or against copy of BL |
Country of Origin | China |
Production Capacity | 8000 Ton/year |
Certificates | API6D.API600,API602,API607.CE,ISO9001,IS014001,IS045001.SIL3.and IS015848.CE |
MOQ | 10 PCS/size(Special material depends on) |
