Basic Info.
Material
Rubber & Carbon Steel
Certification
CE, ISO14001, ISO9001
Place of Origin
Zhengzhou, China
Rubber Material
Nb/NBR/EPDM/Ntrile
Flange Material
Forged Steel/Carbon Steel/Galvanized Carbon Steel
Pressure
Pn10, Pn16, 125psi, 150psi
Certificate
ISO9001, ISO14001
Specification
ISO9001, ISO14001
Product Description
Pipe Joint, Rubber Joint, Flexible Joint, Expansion Joint, Pipe Expansion Joint, Rubber Expansion Joint, Flexible Expansion Joint, Rubber Compensator, Expansion Compensator, Flexible Rubber Compensator, Flexible Expansion Compensator, Flexible Pipe Compensator, Flexible CompensatorChina National Standards Drafting Unit of Rubber JointQualified Joint Supplier in Nuclear Power PlantI Description:Rubber coupling also known as flexible rubber joint, rubber flexible connectors, Rubber flexible joints, pipeline shock absorber, etc.II Classification:1)According to appearance: Concentric with diameter rubber joint, concentric reducer rubber joint, eccentric reducer rubber joint.2) According to the structure: Single Sphere Flexible Rubber Joint, Double Sphere Rubber Joint, Spheres Rubber Joint, and Elbow Sphere Rubber Joint3) According to link form: Flange Coupling, Threaded JointIII Characteristic Feature:1) Small volume, light in weight, very good flexibility, convenient installation and maintenance2) Transverse displacement, axial displacement, angular displacement3) Reduce noise, shock absorptionIV Range of Application:Due to favorable integrated performance, they can be widely used in chemical industry, construction, water supply, drainage, oil industry, light and heavy industry, refrigeration station, water heating system, fire fighting system, electric power system, etc.V Application Medium:According to different material, acid resistance rubber joint, alkali proof rubber joint, oil resistance, rubber joint, thermostability rubber joint, low temperature resistance rubber joint, wear resistance rubber joint can be made to suitable for various kinds of medium, and environment.VI. Material ListNo.NameMaterial1)Inner rubberIIR, CR, EPDM, NR, NBR2)Outer rubberIIR, CR, EPDM, NR, NBR3)Framework layerPolyester cord fabric4)FlangeQ2355)Reinforcing ringSteel wire ropeVII. Physical and Mechanical Properties of Rubber Expansion JointNo.ItemindexMeasured valueInner/outer rubber lining1)Tensile strength (Mpa)≥1213.52)Tensile yield (%)≥4505603)Tension set at break (%)≤25204)Hardness (Shore A hardness)60±5605)Brittleness temperature (°C)≤-30-406)Cohesive strength (between cord fabric) (KN/m)≥2.04.87)100°C*48hHot air agingRate of Tensile Strength Reduction≤2515Rate of Ultimate Elongation Reduction≤30208)Mass change (10%H2SO4*Room temperature) %≤329)Mass change (10%H2SO4*Room temperature) %≤32VIII. Technical Parameters for Double Sphere Flexible Rubber JointDNDiameterFF Length(mm)Axis displacementRadial displacementDeflexiondisplacementType-IType-IIType-IType-IIType-IType-IImminchExtensionCompressionExtensionCompression321¼″165305045±7.5°401½″165305045±7.5°502″165305045±7.5°652½″175305045±7.5°803″175305045±7.5°1004″225355045±7.5°1255″225355045±7.5°1506″225355045±7.5°2008″325356025010″325356030012″325356035014″325356040016″400406045018″400657070±12°50020″400657070±12°60024″400707575±12°70028″450707575±12°80032″450707575±12°90036″450707575±12°100040″500758070±12°120048″500758070±10°140056″500758070±10°160064″500758070±10°180072″550808565±10°200080″550808565±10°220080″550808565±10°240096″550808565±10°2600104″550808565±10°2800112″550808565±10°3000120″550808565±10°
Address:
No. 173, Chunteng Road, New and High-Tech District, Zhengzhou, Henan, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Chemicals, Construction & Decoration, Industrial Equipment & Components, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy
Management System Certification:
ISO 9001, ISO 14001
Company Introduction:
Henan Shuangfu Industry Co. Ltd, is a leading manufacturer specializing in processing various steam, water, wind pipe expansion joints and compensation joints,
Based on the scientific management mode of modern enterprises, the company owns advanced process, strong technical strength, leading production equipment and complete testing instruments and apparatus, and it has 5 senior engineers, 16 engineers, 30 senior technicians and about 300 employees. With a set of effective service system, the company has formed a service team characterized of honesty and credit, planned site for clients free of charge as well as design and installation of foundation drawings and flow drawings. It can provide professional technical training, dispatch technicians for installation and commissioning in suit.