What is the warranty policy?

We provide lifetime service. Spare parts are available at half price for life, and we repair products if local solutions fail.

Do you offer OEM services?

Yes, we finish OEM production within 20-40 days after payment confirmation.

Good Grade Forged Sanitary Stainless Steel Threaded Sight Glass

Name: Good Grade Forged Sanitary Stainless Steel Threaded Sight Glass
Brand: QILI HOLDING GROUP CO., LTD.
SKU: 828612805

Zhejiang, ChinaQILI HOLDING GROUP CO., LTD.

US$0.70-28.00

1 Piece

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Sight Glass, Pipe Fitting

Model NO.

Sight Glass

Certificate

3A.ISO9001.SGS.BV

Free Sample

Available

Delivery

3-25days

Transport Package

Shrink Wrapped, Reusable Bag, Paper Carton,Plywood

Specification

SS304. SS316L. 1.4404. 1.4301

Trademark

QILI. OEM

Origin

Wenzhou, China

HS Code

73072900

Production Capacity

50000/Month

Key features

Premium Material Options: Available in SS304, SS316L, 1.4404, and 1.4301 stainless steel.

Forged Construction: Manufactured using advanced forging techniques for durability.

Multiple Certifications: Certified by 3A, ISO9001, SGS, and BV standards.

Wide Size Range: Sizes available from DN10 to DN100 (1/2" to 4").

Fast Delivery: Standard delivery time ranges from 3 to 25 days.

Free Samples Available: Free samples can be provided upon request.

Lifetime Service Support: Lifetime service with spare parts available at half price.

Rapid Response Time: Any questions or problems are responded to within 12 hours.

Company profile

QILI HOLDING GROUP CO., LTD.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2006-01-01Nearest Port: Ningbo ,Shanghai,Shenzhen,QingdaoAverage Response Time: ≤24hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryQILI HOLDING GROUP CO., LTD. is identified as a China-based manufacturer/factory with facilities in Wenzhou, Zhejiang. The supplied information indicates four production lines, 50 quality-control staff, 11–20 years of combined R&D-engineer experience, and reported annual production of 5,000,000 sanitary valve and fitting pieces. It holds ISO 9001 certification and describes multiple specialized workshops, including CNC machining, forming and polishing, hot forging, BPE fittings, and valve production. The company reports exporting to more than 60 countries since 2006, with exports representing 90% of total sales. It states that it provides design, manufacturing, sales, and after-service capabilities, although detailed after-sales procedures are not provided. Custom fitting production is explicitly mentioned. Available trade data records one transaction and one associated buyer, so customer-case evidence is limited.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and operates in manufacturing from an address in Wenzhou, Zhejiang, China. However, one record also classifies the company nature as a trading company, creating a conflicting secondary classification.

CertificationsThe supplier is explicitly reported to hold ISO 9001 certification, providing direct evidence of a certified quality-management system.

After-Sales capabilityQILI states that its capabilities cover sales and after-service and that it provides service to customers. The slices do not specify service channels, response times, warranty terms, or repair processes, so the stated capability is positive but not operationally detailed.

R&D capabilityThe supplier has 11–20 years of combined R&D-engineer experience and operates specialized workshops including CNC machining, hot forging, and fittings production. These facts support technical development capability, although no specific patented products or quantified R&D achievements are provided.

Production capacityThe supplier reports four production lines, 50 quality-control staff, and annual output of 5,000,000 sanitary valve and fitting pieces. Its described eight professional workshops and stated pre-delivery quality checks provide direct evidence of substantial manufacturing and quality-control capacity.

Customization capabilityThe company explicitly describes an Anhui mass-production base with CNC machining and the ability to make custom fittings. This directly supports customization capability for fitting-related products.

Client casesThe supplier states that its products are exported to more than 60 countries and lists multiple export markets; one associated buyer, LES INSTRUMENTS PITANCO INC, and one trade transaction are also recorded. These references indicate international customer exposure, but the named customer evidence and transaction history are limited.