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Hex body instrumentation needle valves and block and bleed valves, 1/8" to 1" NPT, BSPT, BSPP or M20x1.5, hard or soft seat, 6,000 psi (414 bar) or 10,000 psi (689 bar). SS 316 standard, duplex, super duplex, Monel, Hastelloy and Inconel on request. NACE MR0175 option.
ATEX / IECEx documentation supplied where stated
Incoterms agreed in each quotation
Price, lead time and certificates in every offer
The PANAM HB (hex body) series needle valves connect pressure gauges, transmitters and other instruments to process lines, and allow easy isolation, venting and calibration under pressures up to 10,000 psi (689 bar), including in hazardous and corrosive media. Block and bleed versions add an integral bleed port for venting the instrument side before maintenance.
Each valve is 100% factory tested (hydrostatic test to MSS-SP-99 at 1.5 times working pressure, seat test at 1.1 times, plus nitrogen test at 1,000 psi), with heat code traceability. Materials comply with ASTM specifications and NACE MR0175 / ISO 15156 versions are available for sour gas service.
Key features
Standard specification
| Valve types | Needle valve (PNV) and block and bleed valve (PBB) |
| Seat | Hard seat (metal), or soft seat in Delrin (standard), PCTFE or PEEK |
| Connection sizes | 1/8", 1/4", 3/8", 1/2", 3/4", 1", 3/4" x 1/2" and M20 x 1.5 |
| End connections | Male x male, female x female, male x female, female x male; NPT, BSPT, BSPP or metric threads; pipe or tube socket weld on request |
| Working pressure | 6,000 psi (414 bar) standard, 10,000 psi (689 bar) option |
| Temperature | PTFE packing -54 to 232 °C, PCTFE -60 to 149 °C, Grafoil -40 to 648 °C (hard seat) |
| Body materials | SS 316 (standard), carbon steel A105N, Monel 400, Hastelloy C276, Duplex F51, Super Duplex F53 / F55, 6MO, Inconel 625 and 825 |
| Orifice | 3.2 mm (1/8") to 9.5 mm (1") |
| Testing | Hydrostatic per MSS-SP-99, nitrogen seat and shell test; vibration, temperature and helium tests on request |
Configurations (SS 316, inch threads)
| Type | Ends | Sizes | Example part number |
|---|---|---|---|
| Needle valve, hard seat | MM, FF, MF | 1/8" to 1", M20x1.5 | PNV-HB-H-S-08-MM |
| Block and bleed, hard seat | MM, FF, MF | 1/8" to 1", M20x1.5 | PBB-HB-H-S-08-FF |
| Needle valve, soft seat | MM, FF, MF | 1/4" to 1", M20x1.5 | PNV-HB-S-S-08-MF |
| Block and bleed, soft seat | MM, FF, MF | 1/4" to 1", M20x1.5 | PBB-HB-S-S-08-MM |
Ordering code: valve type (PNV / PBB), series HB, seat (H, S, S1, S2), material (S, CS, MO, HC, F51, F53, F55, 6MO, INC625, INC825), size (02 to 16, 128, 20M), ends (MM, FF, MF, FM, PSW, TSW), options (LH, SG, ATK, BT, XLT, HT, OXY) and pressure (blank = 6,000 psi, 10K = 10,000 psi). Example: PNV-HB-H-S-08-FF-SG-10K = needle valve, hard seat, SS 316, 1/2" female x female, NACE, 10,000 psi.
Applications
Instrument isolation on impulse lines, pressure gauge and transmitter connections, sampling and vent points in oil and gas production, refineries, petrochemical, power and chemical plants, offshore platforms.
Documentation
The full catalogue with dimension tables (L, H, A, orifice) for every configuration and the ISO certificates of the manufacturer are in the attachments. Indicate the full part number, or valve type, size, end connections, material, pressure and quantity in your quotation request.
Data sheet