What quality control measures do you have in place?

We conduct 100% inspection during production and perform random sampling checks before shipment to ensure quality.

Which international standards do your products comply with?

Our products comply with ISO, DIN, GB, ACME, and other special standards as required by customers.

What are the main applications for these products?

They are widely used in smart home devices, elderly chairs, lifting tables, door/window openers, valves, farming machinery, and sports equipment.

Set Trapezoidal Lead Screw and Bronze Flanged Nut Tr8X4 (p2)

Name: Set Trapezoidal Lead Screw and Bronze Flanged Nut Tr8X4 (p2)
Brand: Ningbo Langchi Transmission Technology Co., Ltd.
SKU: 795257395

Zhejiang, ChinaNingbo Langchi Transmission Technology Co., Ltd.

Negotiable

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

Nb; angchi-132

Groove

Trapezoidal

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ISO

Grade

Size

Tr8X4(P2)

Start

Surface Treatment

Polish

Transport Package

Bubble Bag+Carton+Wooden Case or up to You

Specification

ISO9001

Trademark

Nblangchi

Origin

Ningbo, Zhejiang, China

HS Code

8483401000

Production Capacity

100, 000PCS/Month

Key features

Customizable Special Specifications: Products can be customized according to customer requests including size, surface treatment, and thread standards.

Wide Material Selection: Available materials include carbon steel, stainless steel, bronze, aluminum, copper, and alloy steel.

Comprehensive Surface Treatments: Options include blacking, polishing, anodizing, chrome plating, zinc plating, nickel plating, and tinting.

Precision CNC Machining: Manufactured using over 250 sets of advanced equipment including CNC lathes, milling machines, and grinding machines.

Strict Quality Control: 100% inspection during production and random sampling before shipment to ensure product reliability.

OEM and ODM Services: Full support for original equipment manufacturing and original design manufacturing based on customer drawings.

Fast Sample Delivery: Sample production completed within 7-15 days for quick reference and testing.

Global Market Standards: Complies with ISO, DIN, GB, and ACME standards for international compatibility.

Company profile

Ningbo Langchi Transmission Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-02-29 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤24h CertifiedTerms of Payment: T/T

AI-Powered supplier vetting

SummaryNingbo Langchi Transmission Technology Co., Ltd. is a China-based limited company in Ningbo, Zhejiang, established in 2016, with 52 employees and a 3,650 m² manufacturing plant. The supplier describes itself as a manufacturer of lead screws, nuts, worms, and worm gears, while another record classifies its company nature as a trading company. It holds an ISO 9001:2015 certificate, operates more than 10 production lines, and has 6–10 quality-control staff. Products support multiple international thread standards and materials, with stated customization for special specifications, screws, nuts, and M0.5–M6 worm and worm-wheel modules. Export markets span Africa, East Asia, Europe, Australia, and North America. Off-peak lead time is within 15 working days and peak-season fulfillment is one month. Evidence is insufficient to assess after-sales service, financial credibility, or customer cases.

Supplier typeThe supplier is legally identified as a combined, limited company established in China, while its company nature is separately recorded as a trading company. Its own description presents it as a professional manufacturer of screws, nuts, worms, and worm wheels, indicating a mixed manufacturing and trading profile.

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

R&D capabilityThe supplier supports international, DIN103, and ACME thread standards, multiple material options, one-start and multi-start screws, and left- and right-hand screw configurations. However, the stated R&D engineer experience is three years, and there is no evidence of patents, proprietary technology, or formal product-development results.

Production capacityThe supplier reports 52 employees, a 3,650 m² plant, more than 10 production lines, 6–10 quality-control staff, and ISO 9001:2015 certification. It also states an off-peak lead time within 15 working days and peak-season fulfillment within one month, supporting a demonstrated production and delivery capacity.

Customization capabilityThe supplier explicitly states that special specifications can be customized according to customer requests, including screws, nuts, and M0.5–M6 worm and worm-wheel modules. Its product description also covers varied thread configurations and materials, providing direct evidence of customization breadth.

Product Q&A

Q:Can the product specifications be customized?

Yes, special specifications products can be customized according to customer requests, including size, surface treatment, and thread standards.

Q:What materials are available for the lead screw and nut?

Lead screws can be made from carbon steel, alloy steel, stainless steel, copper, or aluminum. Nuts can be brass, tin-bronze, Al-bronze, POM, or cast iron.

Q:What is the delivery time for samples and batch production?

Samples take 7-15 days to produce, while batch production requires approximately 30 days.

Q:Do you offer OEM and ODM services?

Yes, we provide both OEM and ODM services and can manufacture products according to customer drawings and requirements.

Q:What surface treatments are available?

We offer blacking, polishing, anodizing, chrome plating, zinc plating, nickel plating, tinting, or other treatments as per requirements.