What are the hold-open angles available?

The hold-open function is available at 90 degrees and 135 degrees.

What is the maximum door width this spring can handle?

It is suitable for doors with a width up to 1350mm.

What is the minimum order quantity?

The minimum order quantity is 1 piece.

Factory Sales Two Speed Adjust Heavy Duty Floor Spring

Name: Factory Sales Two Speed Adjust Heavy Duty Floor Spring
Brand: Zhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.
SKU: 692071261

Guangdong, ChinaZhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.

US$14.00-15.00

100 Pieces

Sample price:US$19.00/piece.Request sample

Product profile

Customization

Available

Warranty

5 Years

Material

Stainless Steel

Model NO.

JL-8300

Type

Embedded

Installation Type

Standard

Function

Stop, Fixed, Delay, Adjustable, Buffered

Standard

Global Standard

Remote Control

Without Remote Control

Door Width

1200mm

Door Weight

150kg

Usage

Market, Home, Hotel, Office, Hospital, School

Color

Cutomize

Finish

Chrom Polish/ Satin

Hold Open

90 Degree and 135 Degree

Logo

Punch/Laser

Delivery Time

15~30 Days

Servicee

OEM

Cover Size

295*150mm

Delivery Day

15-30 Days

Transport Package

1 PC in a Box, 4 PCS in a Carton

Specification

288*130*56 mm

Trademark

JianLai

Origin

Guangdong, China (Mainland)

HS Code

8302410000

Production Capacity

100000 Piece

Key features

Dual Speed Adjustment: Double speed adjustable loading for 130kg capacity with smooth closing.

Heavy Duty Capacity: Supports door weight up to 150kg and width up to 1350mm.

Customizable Finish: Available in SSS, PSS, Black, Golden with chrom polish or satin options.

Versatile Hold-Open: Hold-open function available at 90 degrees and 135 degrees.

OEM & ODM Service: Full customization, minor customization, and logo punching/laser services.

Durable Material: Constructed with casting iron body and stainless steel cover.

Comprehensive Warranty: 3-year warranty coverage for mechanical defects.

Fast Delivery: Standard delivery time ranges from 15 to 30 days.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesODM ServicesStandardized quality control

Zhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.

Guangdong, 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: 10 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤4.18h

AI-Powered supplier vetting

SummaryGaoyao Jinhuida Hardware Products Co., Ltd. has operated in the industry for 20 years and manufactures floor springs, door handles, and shower hinges. It reports an R&D center, testing system, recent new-product development, ODM/OEM services, multiple customization options, and OEM service for recognized brands. Production capacity is substantial for the listed products, with exporting experience since 2012 and stated export sales participation of 21%–30%. The supplier also reports ISO9001:2015 certification, documented corrective-action and complaint-handling procedures, and testing against national standards. However, it reports no quality assurance capability, no in-stock capability, no overseas warehouse, showroom, agent, or branch, no offline trade-show participation, no valid manufacturing-capacity contract with related subcontractors, and no available SDK. Customer cases and detailed financial performance are not sufficiently evidenced.

Supplier typeThe supplier is a hardware manufacturer with 20 years of industry experience, its own brands, production equipment, production lines, an R&D center, and a testing system. Its stated products include floor springs, door handles, and shower hinges, and it exports through both agency channels and its own import/export rights.

CertificationsThe supplier states that products enter production after rigorous testing and reaching national standards, and it reports an ISO9001:2015 certificate. These statements provide explicit evidence of quality-system certification and standards-oriented testing, although no other certifications are identified.

After-Sales capabilityThe supplier describes pre-sale, sales, and after-sales service supported by qualified technical staff and marketing networks. It also reports documented procedures and records for customer complaints and corrective/preventive actions, but separately reports no quality assurance capability.

R&D capabilityThe supplier reports an R&D center, a detection system, new products during the past year, ODM capability, and multiple R&D customization modes. It also explicitly reports no available SDK, which limits evidence of software-development support but does not negate the stated hardware R&D capability.

Production capacityThe supplier reports advanced production equipment and lines, annual capacities of 500,000 floor springs, 400,000 door handles, and 400,000 shower hinges, plus one-month average lead times in both peak and off-season. Nevertheless, it reports no valid manufacturing-capacity contract with related subcontractors and no in-stock capability; the stated production data still supports manufacturing capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, alongside ODM services and OEM production. It also reports OEM service for recognized brands, providing direct evidence of broad customization and contract-manufacturing capability.