| Parameter | Specification |
|---|
| Valve Type | Floating Ball Valve, 1-Piece (Reduced Bore), 2-Piece or 3-Piece (Full Bore), Bolted Body |
| Size Range | DN15 (1/2") to DN250 (10") |
| Pressure Rating | Class 150# / Class 300# / Class 800# / PN16 / PN40 |
| End Connection | Flanged RF per ASME B16.5; Screwed Female NPT / BSPT; Socket Weld / Butt Weld |
| Face-to-Face | ASME B16.10 / BS 2080 / Manufacturer Standard |
| Design Standard | API 608 / BS 5351 / ASME B16.34 |
| Testing Standard | API 598 / ISO 5208 -- Shell Test 1.5 x rating, Seat Test 1.1 x rating |
| Seat Sealing | Soft Seat: Virgin PTFE / Glass-filled PTFE / TFM1600; Metal Seat (optional) |
| Stem Sealing | Blowout-proof stem design, adjustable gland packing, anti-static device |
| Fire Safe Design | Optionally certified to API 607 / ISO 10497 with flexible graphite secondary packing |
| Part | Standard Material | Exotic/Special Alloys (On Request) |
|---|
| Body (1/2/3 Piece) | Cast Steel ASTM A216 WCB / Forged Steel A105 / Cast Iron FG 260 / SS304 CF8 | SS316 CF8M, Duplex SS, NAB, Alloy 20 |
| Ball | Stainless Steel SS304 (solid, mirror-polished) / SS316 (solid, mirror-polished) | Solid Duplex, Monel, Hastelloy |
| Seats | Virgin PTFE (-29°C to 180°C) / TFM1600 (-29°C to 200°C) / Glass-filled PTFE | PEEK (-29°C to 260°C) for steam/high pressure |
| Stem | Stainless Steel ASTM A276 Type 304 / Type 316 / Type 410 | Monel K500, SS17-4PH |
| Gland Packing | Teflon PTFE chevron rings / Flexible Graphite (for fire-safe/high temp) | Fugitive emission graphite packing |
| Body Gasket / Seal | PTFE / EPDM / Spiral Wound SS304 + graphite / Viton O-ring | PTFE gasket with steel jacket |
| Handle / Operation | Heavy-duty Carbon Steel Lever with plastic sleeve / Gear box for size > 6" | SS304 Lever handle / Pneumatic Actuator |
| Bolting | Carbon Steel Studs A193 B7 & Nuts A194 2H | SS316 Studs and Nuts |
Conforms to ASME B16.10 for face-to-face. Bore sizes are full-bore from DN15 to DN250 (Reduced bore for 1-piece). Flange details conform to ASME B16.5 RF. Screwed connections BSP/NPT are compact. General arrangement drawings (GAD) with dimensions and weights are provided for engineering approval.
| Test | Standard Reference | Acceptance Criteria |
|---|
| Body Hydrostatic Shell | API 598 / ISO 5208 | 1.5 x Rated Pressure (30 bar for 150# WCB, 60 bar for PN40), 60s hold, zero visible leakage |
| Seat Hydrostatic (Water) | API 598 / ISO 5208 | 1.1 x Rated Pressure (22 bar for 150# WCB, 44 bar for PN40), bubble-tight zero leakage |
| Low Pressure Seat Air | API 598 / EN 12266-1 | 6 bar air pressure, 60s hold, zero bubbles/leakage |
| Anti-Static Test | API 608 | Verify electrical continuity between ball, stem, and valve body (<10 ohms resistance) |
| PMI & Visual | ASTM E1476 | Positive Material Identification on SS304/SS316 body & ball components |
