If there is any quality problem, how do you solve it?

We are proud that we never let one customer leave us. We are not 100% perfect, there is some quality problem. We try our best to provide the correct materials in the beginning, so we need less time for quality problem. If there is any quality problem, we take the responsibility. We believe what we are doing together, it will get back tomorrow. If we leave our responsibility, customer will leave us. If we always take our responsibility, we keep our customers with us.

How long is your delivery time?

For normal production in 7-10 days. For bulk order in 15-25 days.

What is the warranty period?

Warranty details are available upon request.

DN40 Sanitary Hygienic Welding Sight Glass with LED Light

Name: DN40 Sanitary Hygienic Welding Sight Glass with LED Light
Brand: Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.
SKU: 1996498715

Zhejiang, ChinaWenzhou Xusheng Machinery Industry and Trading Co., Ltd.

US$25.00

1-9 Pieces

US$19.00

10+ Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN, ANSI, GB, JIS, BSW

Material

Stainless Steel

Model NO.

XS-SG29200

Connection

Male

Surface Treatment

Without Treatment

Head Type

Round

Material Quality

SS304, SS304L, SS316, SS316L

Specifications

3/4" to 6", DN20-DN150

Availabe Standard

SMS, DIN, AAA, Idf, ISO, Rjt

Temperature Range

-20degree Celsius~135degree Celsius

Seal Material

Silicone, EPDM, NBR

Glass Material

Heavy Wall Borosilicate Tubing Polycarbonate Tub

Pressure Range

1.5~3bar

Structure

Straight Way, Cross

Availabe Connection

Welding Ends, Triclamp Ends, Union Ends, Male Ends

Application

Milk, Juice, Beer, Beverage, Pharmacy, Ect

Material of Light

Stainless Steel

Light Power

1.2W 3W

Voltage

12V

Light Type

with Wiper

After Sale Service

on-Line

Transport Package

Shrink Wrap-Carton Case-Exporting Plywood Case

Specification

ISO, 3A, SGS, CE

Trademark

XUSHENG

Origin

Made in China

HS Code

7307290000

Production Capacity

5000pieces/Month

Key features

Diverse Material Options: Available in SS304, SS304L, SS316, and SS316L stainless steel grades.

Wide Size Range: Sizes available from 3/4 inch to 6 inch (DN20 to DN150).

Multiple Connection Types: Supports Welding Ends, Triclamp Ends, Union Ends, and Male Ends.

Customizable Design: We can produce according to your specific drawings and designs.

Advanced Manufacturing: Processed using the most advanced CNC machines from Japan.

Flexible Voltage Options: Operating voltage available in 12V, 24V, 36V, and 220V.

Durable LED Technology: Features 50,000 hours lamp life with Taiwan chip assembly.

Company profile

Quality AssuranceR&D CapabilitiesYears of Export ExperienceFull Customization

Wenzhou Xusheng Machinery Industry and Trading 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: 14 years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.87h

AI-Powered supplier vetting

SummaryWenzhou Xusheng Machinery Industry and Trading Co., Ltd. is a China-based combined factory and trading business established in 2011, with 26 employees and a sanitary equipment portfolio. It reports substantial export activity, with 71%–90% of sales from exports since 2012, and serves markets across multiple regions. The supplier states that its technical aspects meet international leading levels and GMP requirements, uses advanced Japanese CNC equipment, and maintains inspection equipment, quality control, production capacity, and an after-sales service center. It also states that products can be designed according to customer drawings and samples. However, the provided information does not establish formal certification ownership, financial credibility, documented innovation programs, customer cases, or confirmed overseas service capabilities. Audit information is present, but the audit result is recorded as “0” without an explained evaluation scale.

Supplier typeThe supplier is identified as a factory, with company nature recorded as “工厂,” and its business entity type is “Combined.” It operates in manufacturing from Wenzhou, Zhejiang, China, while its English name indicates both machinery industry and trading activities.

After-Sales capabilityThe supplier explicitly reports having an after-sale service center and an excellent quality control system. However, the materials do not describe service scope, response arrangements, or overseas after-sales coverage, so the evidence supports the existence of a service function but not its overall effectiveness.

Production capacityThe supplier reports strong production capacity, Japanese CNC machinery, automatic equipment, complete inspection equipment, and a quality control system. It also provides stated annual quantities for spray balls, butterfly valves, pipe fittings, check valves, and pumps, indicating established production across multiple sanitary product categories.

Customization capabilityThe supplier explicitly states that it can design products according to customer drawings and samples, directly supporting customization capability. OEM, ODM, and 3D design service statuses are otherwise unknown, so the evidence supports drawing/sample-based customization but not a full range of design services.

Product Q&A

Q:Are you a trading company or factory?

We are a manufacturing trading integration.

Q:Do you have Mill test certificate for the materials?

Yes, Mill test certificate is very important for the food processing machines.

Q:May I have free sample before ordering?

Yes, our company is very pleased to send to you free sample for quality test as long as freight cost being paid by buyers themselves.

Q:What's the payment terms?

For small testing orders, we accept Paypal, Western Union, T/T and credit Card. For mass orders, we accept T/T and L/C.

Q:How do you control the quality?

Quality control is very important to avoid material mixing and poor quality. If you need inspection report, we will send you in excel file to show real photo. We control the quality from beginning to the end. We only have 304 and 316L two different materials. 100% inspection on raw material. During production, different materials in different place. After materials are finished, we choose 10% for inspection. If there is 0.1% problem in 10%, then no excuse to go ahead for inspecting 100% of the m