What is your delivery time?

Generally, we will arrange shipment with 30 days after receiving the deposit. If urgent, we can also meet your requirement.

Is your price higher than other companies?

Since we have been a professional manufacturer more than 10 years, we can control our quality and costs well. So our prices are very competitive.And we dedicate to establishing long-term and friendly relationships with all the customers.

What is your main market?

Southeast Asia,Middle East ,North America,South America,Europe etc.

[Ruoteng] Carbon Steel PTFE Lined Double Window Flange Sight Glass

Name: [Ruoteng] Carbon Steel PTFE Lined Double Window Flange Sight Glass
Brand: Zhejiang Ruoteng Valve Co., Ltd
SKU: 1942661341

Zhejiang, ChinaZhejiang Ruoteng Valve Co., Ltd

US$0.10-1.00

1 Piece

Product profile

Customization

Available

After-sales Service

3 Years

Warranty

3 Years

Model NO.

PTFE Lined Flange Sight Glass-6

Certification

CE, ISO13485

Shape

Equal

Head Code

Square

Connection

Flange

Material

Carbon Steel

Customized

Yes

MOQ

1PCS

Service

OEM/ ODM

City

Wenzhou,Zhejiang,China

Transport Package

Carton/ Plywood Case

Specification

1/2"~8", DN15~ DN200

Trademark

RUOTENG

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

50000PCS/Month

Key features

OEM/ODM Customization: Accepts custom designs, samples, and drawings with professional design team support.

3-Year Warranty: Comprehensive 3-year warranty coverage for after-sales service and quality assurance.

Competitive Pricing: Cost-effective pricing due to 10+ years manufacturing experience and quality control.

Low MOQ: Minimum Order Quantity starts from just 1 PCS for flexible purchasing.

Free Sample Policy: Free samples provided; freight cost is refunded after placing a formal order.

CE & ISO13485 Certified: Products meet international standards with CE and ISO13485 certifications.

Fast Delivery: Shipment arranged within 30 days after deposit; urgent orders can be accommodated.

100% Quality Inspection: Rigorous 100% inspection including function and visual checks for finished products.

Company profile

High Repeat Buyers ChoicePatents AwardedIn-stock CapacityFast Delivery

Zhejiang Ruoteng Valve Co., Ltd

Zhejiang, 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: N/A CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.13h

AI-Powered supplier vetting

SummaryThe supplier is a valve and hardware manufacturer with automatic tapping and CNC lathe facilities, one production line, inventory capability, and valid manufacturing contracts with associated subcontractors. It offers customization from samples, designs, and full or minor specifications, and has documented inspection instructions. The supplier states that it provides OEM services to well-known brands and supports customers through technical engineers, but R&D audit documentation was unavailable and no SDK is offered. ISO 9001, CE, and FDA compliance are stated, although the provided information does not include certificate details. After-sales support and customer-focused engineering are described, while overseas service infrastructure is limited: no overseas agents, branches, warehouse, showroom, or offline trade-show participation. Financial information only identifies reporting years and balance-sheet availability, without sufficient evidence to assess credibility.

Supplier typeThe registered business scope covers manufacturing ordinary valves and cocks, hardware products, metal structures, and related sales activities. The supplier also operates manufacturing facilities including automatic tapping and CNC lathe operations, indicating a manufacturer rather than only a trading entity.

CertificationsThe company description states that Ruoteng Valve has been audited and certified as meeting ISO 9001, CE, and FDA requirements, covering design, manufacture, inspection, customer service, and distribution. No certificate numbers, issuing bodies, validity dates, or copies are provided, so the evidence supports stated certification holding but not detailed verification.

After-Sales capabilityTechnology engineers are responsible for technical support in production and after-sales service, and the company describes customer-focused engineering solutions and customer service within its certified functions. However, it has no overseas agents or branches, no overseas warehouse or showroom, and reports service coverage in zero countries, indicating limited international after-sales infrastructure.

Production capacityThe supplier operates one production line, has inventory capability, valid contracts with each associated subcontractor, and manufacturing facilities involving automatic tapping and CNC lathes. It has two QA/QC inspectors, standardized finished-product inspection instructions, and an outsourcing SOP, but does not continuously reconcile quantities for every batch or mass production, which is a stated control limitation.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its engineers confirm customer requests and provide technical support, directly supporting the stated customization services.

Client casesThe supplier states that it provides OEM services for well-known brands and that its products underwent extensive testing and field evaluation before introduction. These are supplier-provided customer and product-use claims, but no brand names, project details, volumes, or independently verifiable case documentation are included.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a professional valves and fittings manufacturer with 6 years' experience.

Q:What payment methods do you accept?

For samples: T/T, western union. For orders: T/T or L/C.

Q:Do you offer free samples?

We can provide free samples and you should pay the freight. After you place an order, we will give back the freight.

Q:Do you offer OEM service and can you produce according to our drawings?

Yes. We offer OEM service. We accept custom design and we have a professional design team who can design products based on your requirements. And we can develop new products according to your samples or drawings.

Q:Do you accept custom design on boxes?

Yes. We accept custom design on boxes.