- Machining Services[6]
- Farm Machinery Parts[6]
- Milking Machines[1]
- Other Farm Machinery[1]
- Other Motor[1]
- Cultivators[2]
- Pipe Fittings[6]
- Stainless Steel Bars[3]
- Cast & Forged[6]
- Other Electronic Components[1]
- Air-Compressors[6]
- Metal Processing Machinery Parts[6]
- Steel Round Bars[1]
- Sheet Metal Fabrication[6]
- Cartridge Chip[1]
- Other Hardware[6]
- Other Auto Parts[6]
- Physical Therapy Equipments[1]
- Metal Building Materials[1]
- Excavators[6]
- Bolts[6]
- Nuts[6]
- Screws[6]
- General Mechanical Components Design Services[2]
- Tractors[4]
- Springs[4]
- Washers[1]
- Valves[4]
- Moulds[5]
- Engine Parts[1]
- Hydraulic Parts[6]
- Truck Brake[2]
- Display Hooks[1]
- Electronic & Instrument Enclosures[1]
- Trailer Parts[1]
- Hand Tool Sets[6]
- Connectors[1]
- Other Animal Husbandry Equipment[2]
- Contact Person : Mr. wang guoming
- Company Name : Ningbo Keming Machinery Manufacturer
- Tel : 0086-574-83865961
- Fax : 0086-574-83865951
- Address : Zhejiang,ningbo,ningbo yinzhou yunlong
- Country/Region : China
- Zip : 315000
Forged insulating joint
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1. Insulating joint 2. Design pressure class150~2500 3. PipeAPI 5L X42 X52 X65 X70, 20# 16Mn 4. Forging: A105, A694 F52 F6
Insulating joint
Dimension specification: 1"~60"
Pressure grade: class150~2500Service life: same as the service life of pipelineAmbient temperature: -30°c~90°cApplicable medium: oil, gas, water, chemical feed, mineral slurry
Quality Requirement
Insulating resistance value: ≥10MΩ@DC1000VMaximum voltage: ≥3.5kvInsulating intensity: no breakdown or one minute @2500v 50HZHydraulic pressure testing pressure: 1.5times of designed pressureAir-tight testing pressure: equivalent to designed pressureNon-destructive testing: all the butt-connectors are 100% ray-detected according to JB4730-94; other pressure welding seams are 100% magnetic power detectedGroove: adopt API 5L standard
Material Requirement
This product adopt’s material satisfy below request:
Insulating material: high strength epoxy resin and fiberglass stratification composite materialBends intensity: lengthways ≥390 MPa Side direction ≥290 MPaPulls stretch intensity: lengthways ≥340 MPa Side direction ≥240 MPaCompressive intensity: ≥390 MPa water –absorbing ≤30mgSoaks in water behind resistance: ≥5*108Ω Breakdown resistance ≥35kvAssemblies steel: 16Mn JB4726; ASTM A694 F52, F60Short pipe: 20# 16Mn GB8163-99 X70 X65 X60 X56 X52 X46 API SPEC. 5LSealing material: O shape or U shape gland ring: Rubber fluorine, Jing base-butadiene rubber, According ASTM D2000Lining material: Cold solid colophonyInsulating paint: imports liquid epoxy resinAnti-corrosion insulating material: two-component solvent-free epoxy coating, anti-corrosion thermal contraction busing
Forged insulating joint
