What is the warranty policy?

Any question or problem will be responded to within 12 hours. We offer lifetime service with spare parts at half price.

The minimum order quantity is 1 piece.

What is the maximum working pressure and temperature?

The max working pressure is 10 Bar, and the max working temperature is 120 degrees Celsius.

Sanitary Stainless Steel Weld End Non Return Check Valve

Name: Sanitary Stainless Steel Weld End Non Return Check Valve
Brand: QILI HOLDING GROUP CO., LTD.
SKU: 846306865

Zhejiang, ChinaQILI HOLDING GROUP CO., LTD.

US$8.00-86.00

1 Piece

Product profile

Customization

Available

Media

Beer, Dairy, Beverage, Pharmacy, Cosmetics,

Temperature

Ordinary Temperature

Model NO.

QL-CV

Material

Stainless Steel

Connection Form

Welding

Structure

Spring

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe

Sealing Form

Bellows Globe Valve

Flow Direction

Unidirection

Standard

SMS,DIN,3A,Rjt

Application

Industrial Usage

Size

1/2"-4", Dn15-Dn100

Seal Material

Silicone, EPDM, Viton, NBR

Transport Package

Shrink Wrapped, Reusable Bag, Paper Carton,Plywood

Specification

SS304. SS316L. 1.4404. 1.4301

Trademark

QILI. OEM

Origin

Wenzhou, China

HS Code

8481804090

Production Capacity

50000/Month

Key features

FDA, ISO, 3A Certified: Materials meet FDA, ISO, and 3A standards for food and pharmaceutical use.

Customizable Sizes: Available in sizes 1/2'-4' (Dn15-Dn100) with various seal materials.

Low MOQ: Minimum order quantity is just 1 piece for flexible purchasing.

Fast Sample Delivery: Samples can be dispatched within 2 to 5 days via sea, air, or express.

Wide Application: Suitable for beer, dairy, beverage, pharmacy, and cosmetic industries.

Professional Manufacturer: Established in 2007 with 20+ years experience and own workshops.

Lifetime Support: Spare parts available at half price for the product's entire lifetime.

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.