Can you print our Logo on the valves/Fittings?

Yes, we can totally produce products according to your this kind special request, even manufacture it based on your drawing

Are samples available to be sent with free?

It depends on what product you need. There are hundreds of products we sell. You can contact us for particular answer.

Do you have a minimum quantity of the products?

No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.

Where are the main markets for your products?

We hope to make business with companies from all over the world. And for now, our flanges and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.

Are you a factory or trading company?

We are a factory specialized in manufacturing flange and fitting over 10 years.

High-Quality Stainless Steel Sight Glass Manhole with Easy Access Design

Name: High-Quality Stainless Steel Sight Glass Manhole with Easy Access Design
Brand: Wenzhou Safety Stainless Steel Co., Ltd.
SKU: 2201204945

Zhejiang, ChinaWenzhou Safety Stainless Steel Co., Ltd.

US$20.00-300.00

1 Piece

Product profile

Customization

Available

Warranty

12 Month

Condition

New

Model NO.

manhole

Type

Quick Coupling

Connection

Weld, Clamp

Sealing Material

Silicone, EPDM, Viton, PTFE

Body Material

Stainless Steel

Raw Material

Stainle Steel

Acting Mode

Manual or Pneumatic or Electrical

Transport Package

Wooden Case

Specification

DN8~DN300

Trademark

SafetySS

Origin

Wenzhou

HS Code

8481804090

Production Capacity

1000PCS/Week

Key features

Dual Functionality: Combines visual monitoring of internal media with convenient personnel entry for maintenance.

High Sealing Performance: Ensures safety in high-pressure, vacuum, and corrosive environments with flanged or quick-opening structures.

Safety Enhancements: Optional explosion-proof sight glass (ATEX/IECEx) and internal anti-fall grilles for personnel safety.

Customizable Options: Supports lighting, cleaning nozzles, steam sterilization ports, and engraved scales for precise monitoring.

Wide Application Scope: Ideal for chemical tanks, bioreactors, food processing vessels, and environmental equipment.

Flexible MOQ: Minimum order quantity is just 1 piece, allowing for small-scale business cooperation.

OEM/ODM Service: Supports custom production based on drawings or samples, including logo printing.

Company profile

Quality AssuranceIn-stock CapacityFast DeliveryRaw-Materials Traceability

Wenzhou Safety Stainless Steel Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from SamplesExport Year: 2021-03-01 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.94h

AI-Powered supplier vetting

SummaryThe supplier is a stainless steel flange and pipe fittings manufacturer with stated scientific research, production, marketing, ODM, OEM, 3D design, and sample-customization capabilities. It has valid manufacturing contracts with associated subcontractors, in-stock capacity, 12 qualified service-capability suppliers, export activity representing 51%–70% of sales, and access to Ningbo Port. Quality assurance and raw-material traceability are reported. However, the supplier has no overseas warehouse, overseas agents or branches, overseas showroom, or offline trade-show participation. Service assessment and corrective-action procedures exist without written records, while enterprise digitalization and ERP/CRM/SAP integration are absent. Financial credibility and customer-case evidence are insufficiently documented.

Supplier typeThe supplier presents itself as a technology-oriented manufacturer focused on stainless steel flange pipe fittings, with production, marketing, professional technical supply, ODM, OEM, 3D design, and sample-customization capabilities. It also has valid manufacturing contracts with associated subcontractors and some self-operated import/export rights.

R&D capabilityThe supplier states that it has increased R&D investment, introduced advanced production equipment and manufacturing technology, provided ODM services and 3D software design, and developed new products during the past year. However, it has no available SDK, so innovation evidence is positive but not comprehensive.

Production capacityProduction capability is supported by valid contracts with the factory and associated subcontractors, in-stock capacity, stated manufacturing focus, export operations, and quality assurance with raw-material traceability. Reported lead times are within 15 working days during the off-season and one month during peak season, while service-capability assessment records are incomplete.

Customization capabilityThe supplier explicitly provides customization from samples, ODM services, OEM services for popular brands, and 3D software design. These statements directly support a broad product-customization capability.

Product Q&A

Q:How do you pack the products?

Plastic bags-------(Paper boxes)-------Cartons-------Plywood cases

Q:How long is the quality guarantee period?

We supply 6 to 12 months for quality guarantee according to customers' using frequency.

Q:How can you guarantee the quality of products?

First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every flange or fitting we sell is qualified.

Q:How can I check your factory situation while it's difficult for me to come to China.

We have photos and videos on our website, It shows every step of the manufacturing. Alternatively, I can take videos or photos of our factory and send them to you.

Q:What is your lead time?

It's around 15 days normally. If we have the products in stock, it will be about 5days.