What is the warranty period for the products?

We provide a 12-month warranty for our products.

What is the minimum order quantity (MOQ)?

The minimum order quantity is 10 sets.

What are the lead times for production?

The peak season lead time is one month, while the off-season lead time is within 15 workdays.

Flexible Single Sphere EPDM Carbon Steel Flanges Rubber Expansion Joint

Name: Flexible Single Sphere EPDM Carbon Steel Flanges Rubber Expansion Joint
Brand: Gongyi Runda Pipeline Manufacturing Co., Ltd.
SKU: 2173979422

Henan, ChinaGongyi Runda Pipeline Manufacturing Co., Ltd.

US$16.50

10-199 Piece/Pieces

US$14.20

200-499 Piece/Pieces

US$11.30

500+ Piece/Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provide

Connection

Flange

Model NO.

REJ

Kind

Corrugated Compensator

Type

Axial

Head Code

Round

Material

Carbon Steel,Stainless Steel,EPDM,NBR,Cr,PTFE,etc.

Surface Treatment

According to Customer Needs

Customized

Certification

CE, ISO14001, JIS, ISO9001, ISO, TUV, Wras, CE, Mtc, etc

Warranty

12 Months

Application

Industrial,Water,Building,Power,Metallurgy

Nominal Size

DN15 - DN4000

Pressure

Pn6 - Pn40

Applicable Media

Air, Water, Oil, Weak Acid and Alkali, etc.

Working Temperature

-15℃-80℃(Special -30℃-150℃)

Flange Stand

DIN, ANSI, BS, ISO, JIS,etc

Rubber Material

EPDM, NBR, Nr, Neoprene, etc

Product Certificate

ISO,CE,RoHS

Customized Support

OEM,ODM

Transport Package

Wooden Case

Specification

According to pipeline requirements

Trademark

Runtaida

Origin

Gongyi/Henan

Production Capacity

10000pieces/Month

Key features

Wide Size Range: Nominal sizes available from DN15 to DN4000 to fit various pipeline needs.

High Pressure Rating: Operating pressure up to PN40 (40 bars) with 1.5x test and 2x explosion pressure safety.

Multi-Material Options: Rubber materials include EPDM, NBR, CR, and PTFE for different media compatibility.

Global Flange Standards: Compatible with DIN, ANSI, BS, ISO, and JIS flange standards.

Comprehensive Movement Compensation: Absorbs axial, lateral, angular, and transverse movements simultaneously.

Vibration and Noise Reduction: Elastic structure prevents noise and vibration to protect connected systems.

Full Customization Support: OEM and ODM services available with full customization from samples or designs.

Source Manufacturer: Direct factory production with 20+ years experience ensuring quality and cost efficiency.

Company profile

Cooperated with Fortune 500QA/QC InspectorsExhibition ExperienceManagement Certification

Gongyi Runda Pipeline Manufacturing Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Qingdao Port, Guangzhou PortAverage Response Time: ≤0.32h

About Our Factory & Business Background

AddressHenan Zhengzhou Gongyi Xicun Village, Xicun Town, Zhengzhou, Henan, China

Plant Area3861 square meters

Terms of PaymentLC, T/T, PayPal

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity10 Sets

Supply Chain Partners5

Our Production Capability & Technical Expertise

Main ProductsRubber Expansion Joint, Metal Expansion Joint, Repair Clamp, Flexible Metal Hose, Dismantling Joint, Stainless Steel Flange, Dresser Coupling, Fabric Expansion Joint, Flange Adaptor, Duckbill Check Valve

Production Lines2

Production MachinesVulcanizing Machine, Vulcanizing Machine, Welding Machine, Shot Blasting Machine, Paint Booth, Drilling Machine, Milling Machine, Lathe

QA/QC inspectors2 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers3 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Main MarketsNorth America, Middle Asia

Repeat Buyers Choice10%~30%

Number of Foreign Trading Staff12

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO45001:2018, ISO14001

Product CertificationRoHS

Cooperated with Fortune 500Yes

Product Q&A

Q:Are you a trading company or manufacturer?

We are a manufacturer of rubber expansion joints, bellow expansion joints, repair clamps, flexible metal hoses, dismantling joints, dresser couplings, flange adaptors, and flanges with more than 20 years of experience.

Q:Do you have a product catalog?

Yes, we have a catalog. Please provide your email or instant messenger details, and we will send it to you.

Q:Can you provide drawings and technical data?

Yes, our professional technical department will design and provide drawings and technical data according to your needs.

Q:Do you provide samples? Is it free?

Yes, we can offer samples for free, but the shipping charges must be covered by the customer.

Q:Can products be manufactured according to customer requirements?

Yes, the specifications stated are standard ones, but we can design and manufacture according to your specific requirements.