Yes, samples are available based on your drawings; shipping costs are paid by the customer.

What is the lead time?

Peak season: one month; Off-season: within 15 workdays.

Do you have your own factory?

Yes, we have our own factory and showroom, and welcome visits.

Rapid Response Residential Fire Sprinkler System Concealed Fire Sprinkler Heads

Name: Rapid Response Residential Fire Sprinkler System Concealed Fire Sprinkler Heads
Brand: Weifang Shengao Machinery Co., Ltd.
SKU: 766706692

Shandong, ChinaWeifang Shengao Machinery Co., Ltd.

US$0.50-1.00

100 Pieces

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Sprinkler Installation

Upright

Sprinkler Head Type

Closed

Model NO.

SA-0003

Alarm Valve Type

Wet Alarm Valve

Automatically Opened and Closed Repeatedly

Can't Automatically Opened and Closed

Open Fire Sprinkler System Type

Water Spray System

Closed Fire Sprinkler System

Wet Fire Sprinkler System

Dry Alarm Valve Type

Enclosed Type

Wet Alarm Valve Structure

Seat Type

Alarm Valve Diameter

80mm

Nozzle Flow Coefficient

Deluge Valve Type

Diaphragm Type

Item

Fire Sprinkler Heads

Raw Material

Stainless Steel, Carbon Steel, Aluminum, Brass

Tolerance

+/-0.02mm

Techincs

Machining

Brand Name

Shengao,OEM

Standard or Nonstandard

Nonstandard

Factory

Over 15 Years Experience in Producing

Dimension

10-100mm

Certificates

SGS, ISO9001:2008

OEM Service

Yes

Csutom Made

Yes

Logo Printing

Customized

MOQ

10-1000PCS

Free Sample

Yes

Length

285mm

Transport Package

Plywood Box

Specification

SGS

Trademark

Shengao

Origin

Weifang City, Shandong Province, China

HS Code

7325109000

Production Capacity

500ton/Month

Key features

Customizable Specifications: Custom dimensions (10-100mm), materials, and logo printing available.

High-Quality Materials: Constructed from Stainless Steel, Carbon Steel, Aluminum, or Brass.

Certified Quality: ISO, CCC, UL certified with SGS and ISO9001:2008 standards.

Rapid Response: Glass bulb diameter 3mm (Quick Response) or 5mm (Standard).

Versatile Installation: Available in Upright, Pendent, Sidewall, Concealed, and other types.

Strict Quality Control: 100% hydrostatic test at 3.0Mpa and rigorous inspection processes.

OEM Service: Full customization support including design, samples, and logo.

Wide Application: Suitable for hotels, malls, offices, and residential buildings.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Weifang Shengao Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2010-04-06 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.51h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryWeifang Shengao Machinery Co., Ltd. is a limited company focused on mechanical parts, hardware, metal tools, CNC machine tools, and related components. It identifies as a professional technical supplier and offers 3D software design and broad customization services, including sample-, design-, full-, minor-, and flexible customization. The supplier has written procedures and records for service assessment, corrective actions, and complaint handling. Its export sales share is stated at 71%–90%, with three years of export experience. However, the supplier has nine employees, only two years of total R&D engineer experience, no new products in the past year, no ODM, SDK, or overseas service infrastructure, and no stated customer cases. Audit information is provided for a TUV Rheinland audit with a validity period from September 4, 2025 to September 3, 2026, but the evaluation result is recorded as 0 and no certification name is specified.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and a limited company. Its stated business and product scope covers mechanical parts, hardware products, metal tools, CNC machine tools, functional components, forgings, and powder metallurgy products; the audit record identifies mechanical parts as the primary product.

After-Sales capabilityThe supplier has clear written procedures and followed records for corrective and preventive actions and for handling customer complaints. This directly supports an established service-response process, although the slices do not provide service performance results or response-time data.

Production capacityThe supplier reports an annual production output range, six to ten quality-control staff, on-time delivery, random production quality inspection, and its own factory. It has nine total employees, so the available evidence supports an operating production capability, while capacity beyond the stated output range cannot be determined.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also welcomes OEM and ODM requests according to its company description. These repeated statements provide direct evidence of broad customization coverage, although the separate record states that ODM is not available, creating a conflict on ODM specifically.