Product Description

The 33*33*1.0 section modular is made from ZnAlMg high corossion resistance raw material which can last 50+ years without red rust.

The design is made to be a closed section which allows strong load performance with relertively thin material, this leads to cost reduction and reduction of the additional weigth added to the structure.

Product Detail

Only one typical size of 33x33x1.0 for the whole system.

Different surface treatment for different corrosion resistance and cost requirement as following:

a. Soft-Armor surface, 50+ years of corrosion resistance, for high corrosion environment

b. ZnAlMg-275g surface, for wet and outdoor environment. This material is widely used in outdoor solar pannel supporting.

c. Z80 surface, for dry and indoor environment.

OTW is an original MANUFACTURE & EXPORTER.

2015, Factory founded and established the 1st rolling line for c-channel and started production

2016, Became authorized qulified supplier of UNISTRUT

2017, Became authorized qualified supplier of WURTH

2018, supplied unistrut system to 1000+ projects in China (Metro/ car factory/ airport/ etc)

2019, Started direct export business to south Asia

2020, Relocate the factory and expanded to 5000㎡

2021-2022, went through the covid period but kept stable business growing to 7million USD

2023, Recover from Covid and hit a historical turnover of 10 million USD

2024, create a new business brand www.OTwall.ltd producing and supplying non-welding structures for decoration industry

2025, re-started www.OTW-HD.com to reachout global business

OTW, founded in 2015, is a factory of 5000 ㎡ with 40 colleagues producing c channels and connector fittings as well as pipe clamps.

OTW provides OEM supporting products to TOP players in China. The founder started his career in HILTI then engaged in an entrepreneurship developing WALRAVEN China’s business from 0 to 100milion RMB from 2012 to 2015. With the knowhow from Hilti&Walraven, OTW is now supplying around 80 million RMB goods domestically and worldwide.

OTW is now a trusted manufacturer for MEP and Sanitary industry. OTW's products are shipped to customers jobsites and widely used in offshore business such like FPSO, Oil Platform, transportation industry including metro/airport etc, data centers, etc.