What are the standard sizes for these couplers?

The standard sizes are 48/48 and 48/60, with a weight of 1.12kg or 1.45KG depending on the size.

What surface treatment is applied?

The couplers feature an electro-galvanized surface treatment for enhanced corrosion resistance.

Scaffolding Fasteners Zulin Q235 Forging Coulper Tube Fasten Construction Formwork Thread with Good Service

Name: Scaffolding Fasteners Zulin Q235 Forging Coulper Tube Fasten Construction Formwork Thread with Good Service
Brand: Beijing Zulin Formwork & Scaffolding Co., Ltd
SKU: 1946277052

Beijing, ChinaBeijing Zulin Formwork & Scaffolding Co., Ltd

US$2.00-5.00

2,000 Sets

Product profile

Customization

Available

Material

Steel

Type

Fasteners

Color

Silvery

Treatment

Forging

Product Name

Coulper

Size

60/48, 48/48

Certificate

ISO9001:2015

Scaffolding Part Type

Scaffolding Couplers

Certification

ISO

Surface Treatment

Yes

Technics

Casting

Application

Formwork Scaffolding

Transport Package

Package Box, Steel Pallet, Steel Frame, Container

Specification

Q235

Trademark

ZULIN

Origin

China

Production Capacity

100000 Sets Per Month

Key features

Forging Manufacturing Process: High-strength steel couplers produced via precision forging for superior durability.

Electro-Galvanized Surface: Anti-corrosion electro-galvanized treatment ensures long-lasting performance in harsh environments.

ISO9001:2015 Certified: Manufacturing quality guaranteed by ISO9001:2015 and ISO certifications.

Customizable Specifications: Available in 48/48 and 48/60 sizes with custom color and surface treatment options.

Versatile Application: Ideal for formwork scaffolding in housing, bridges, dams, and industrial structures.

Professional Technical Support: Free layout drawings, quotations, and remote or on-site instruction for builders.

Fast Design & Quotation: Brief design and quotation provided within 5-7 days after receiving structural drawings.

Global Leasing Service: Products available for leasing in Indonesia, Singapore, Dubai, Australia, and New Zealand.

Company profile

Beijing Zulin Formwork & Scaffolding Co., Ltd

Beijing, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-11-01 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.27h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryBeijing Zulin Formwork & Scaffolding Co., Ltd. is a China-based limited company established in 2003, with 281 employees, a 40,000 m² manufacturing plant, four production lines, and stated manufacturing capabilities in formwork and scaffolding. It reports ISO 9001:2015 certification, 10 R&D engineers, 11–20 quality-control staff, and production capacities across climbing formwork, wall and column formwork, table formwork, timber beams, and ring-lock scaffolding. Zulin states that it serves domestic and overseas markets through multiple branches, exports to several regions, and has participated in major construction projects. Its after-sales capability and innovation claims are supported by company statements, while financial credibility cannot be assessed because financial figures are excluded.

Supplier typeThe supplier is identified as a combined, limited company headquartered in Beijing, while another record describes its company nature as a trading company. Its business scope and product keywords also explicitly cover manufacturing and processing machinery and construction products, indicating a mixed manufacturing and trading profile.

CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate. This provides direct evidence of a certified quality-management system, although no additional certifications are listed.

After-Sales capabilityZulin states that it has established cooperative relationships through high-quality products and comprehensive after-sales service. This is supported by its stated domestic and overseas branch network, but no specific service response times, service locations, or staffing details are provided.

R&D capabilityThe supplier reports 10 years of total R&D engineer experience, numerous intellectual property rights, hydraulic climbing formwork technologies, and capabilities for multiple formwork types. These statements provide direct evidence of technical development activity, although the specific patents or R&D team size are not detailed.

Production capacityZulin reports a 40,000 m² manufacturing plant, four production lines, 281 employees, and stated annual capacities including 3,000 climbing-formwork sets, 3,000 wall and column formwork sets, 5,000 table-formwork sets, 10,000 tons of ring-lock scaffolding, and 1,000,000 meters of timber beams. These figures directly support substantial production capability across several product categories.

Customization capabilityThe supplier states that its products can meet requirements across high-rise buildings, bridges, and hydraulic engineering, and that its production design ability enables it to design complex and difficult projects. Its listed products include multiple specialized formwork and scaffolding systems, supporting customization capability, although no formal customization process or project-specific technical metrics are provided.

Client casesZulin states that it has participated in notable domestic and international projects, including Shenzhen Ping An IFC, the Nest, the CCTV new site, Suramadu Bridge, and Kuwait Police College. It also reports relationships with many Chinese and foreign enterprises and multiple domestic and overseas branches, providing direct evidence of project and international customer experience.