Choke Manifold, Dual-Stage 1502, 10,000 psi, Sour Service

The Choke Manifold, Dual-Stage 1502, 10,000 psi, Sour Service is a choke manifold (Dual-stage NACE choke (positive + adjustable)) rated for 10,000 psi working pressure in sour (nace mr0175) service. NACE MR0175 / ISO 15156 sour-service compliant — H₂S-rated body and trim with hardness controlled per the standard.

Construction

• Type: Choke Manifold
• Series / class: 1502 (10K)
• Configuration: Dual-stage NACE choke (positive + adjustable)
• End A: 1502 Female Weco Union (inlet)
• End B: 1502 Male Weco Union (outlet)
• Auxiliary: NACE gauge ports + emergency bypass
• Bore / ID: Two-stage bean configuration
• Material: Forged 4130 NACE-controlled with tungsten-carbide trim
• Temperature rating: -20°F to 180°F (-29°C to 82°C)

Available sizes and configurations

This product family covers the following stock or short-lead nominal sizes / configurations: 2 in line bore; bean sizes 1/16 in to 1-1/2 in. Other sizes and lengths within the same series and pressure class can be sourced from the OEM mill on a build-to-order basis (8–14 weeks lead). Indus quotes a firm size, pressure class, configuration, and service-class match against your inquiry data sheet — call or RFQ with the line specification and we will return a complete matched bill of materials.

Performance

Working pressure 10,000 psi (10K class), sour (nace mr0175) rated. Manufactured to API 16C, material class EE. Hydrostatic test at 1.5× shell pressure on every unit. Mill test reports per EN 10204 3.1 / 3.2 supplied with each shipment.

Applications

• Sour-well high-rate flowback
• Two-step NACE pressure control
• H₂S sand-laden well-test

OEM equivalents and compatibility

This product is supplied as a recognised matched-pressure interchange for the following OEM standards and product lines (no implied authorised-distributor relationship — supplied by Indus Hydraulics):

• Forum Energy Sour Choke
• Halliburton Dual Sour
• Cameron NACE Choke

Compliance

• API 16C
• Material class: EE
• NACE MR0175 / ISO 15156 (sour-service / H₂S)
• EN 10204 3.1 / 3.2 mill test reports
• Hydrostatic test certificates per unit

How to order

Confirm on your RFQ: (a) exact nominal size, length, and bore ID, (b) line working pressure and pressure class, (c) end-connection style and gender on each port (M / F, NPT / BW / Integral / RTJ / RF), (d) service class — sour (NACE MR0175) or standard, (e) any additional ports, taps, or instrumentation requirements, and (f) required certifications beyond the standard MTR + hydrostatic. Indus quotes ex-Dubai with full traceability.

Companion products

Pair with matched-pressure crossover unions, hammer unions, integral crosses / tees / elbows, plug valves, ball valves, check valves, and API 6BX flanges of the same WECO figure class. For frac-tree integration, also specify wellhead adapters, ring-joint gaskets, and BSL bolting in the matched pressure class.