RS11309.16.008 (5 1/8″ API 90° High-Pressure Flange Elbow)

RS11309.16.008 90° High Pressure Flange Elbow Full English Specification
1. Basic Information
Part Name: 90° API High Pressure Cast Flange Elbow Sub
Drawing No.: RS11309.16.008
Applicable Equipment: Rongsheng RS-F1300 / RS-F1600 Triplex Drilling Mud Pump Discharge Manifold
Model Code Explanation:
RS11309: General drawing prefix for RS-F1600 mud pump
16: High-pressure discharge manifold subassembly code
008: Serial drawing number of bent elbow component
Upgrade Model: RS11309A.16.008 (thickened wall, 52MPa high pressure version)
2. Matching Spare Parts
RS11306A.20.01.00: Discharge 5-Way Block
RS11309.16.04.00: Discharge Strainer Assembly
RX44 RTJ Ring Joint Gasket (Standard SY5279.3)
M39×3 High Pressure Studs & Matching Nuts
3. Function & Working Conditions
Function: 90-degree transition fitting to connect discharge five-way block and strainer pipeline; both ends integrated with API RTJ flanges for metal gasket sealing, absorbs pipeline installation offset and dampens continuous high-pressure mud pulse impact
Application Fields: Onshore & Offshore Oil Drilling, Shale Oil & Gas, CBM, Geological Exploration Rigs
Compliance Standards: API 7K, API 16A, SY5279.3
Working Medium: Sand-laden highly abrasive drilling mud, continuous high-pressure vibration and erosion service
4. Dimension & Pressure Parameters
Bend Angle: 90°
Flange Specification: 5 1/8″ 5000PSI API 6B RTJ flange, compatible with RX44 octagonal ring gasket
Rated Working Pressure (Standard RS11309.16.008): 42MPa
Hydrostatic Test Pressure: 63MPa
Rated Working Pressure (Upgrade RS11309A.16.008): 52MPa
Hydrostatic Test Pressure for Upgrade Version: 78MPa
5. Material & Weight
Material: Integrally cast ZG35CrMo alloy steel, quenched & tempered heat treatment
Inspection: UT ultrasonic testing + MT magnetic particle testing full inspection
Surface Treatment: Anti-rust green epoxy paint
Net Weight (bare part): 36 kgs
Gross Weight with single plywood case packaging: 41 kgs