Tubular vs flat webbing vs nylon webbing size Flat webbing is like a seat belt, a single strip of webbing. 1-inch solid nylon: most common is mil-w-4088, type 18, which has a tensile strength of about 6,000 lb. These tubular belts are a strong strap ideal for heavy outdoor use for a variety of applications. The main Flat nylon webbing is one of the most durable, heavy duty webbing materials available. Nylon is very strong and is available in several different types, including nylon 6 and nylon 6,6. Login. Price can be a deciding factor. Flat webbing is usually employed for replacing back straps, creating your etriers or lashing down equipment. Tubular webbing is a circular nylon “tube” (three dimensional) sewn flat (now two dimensional) for ease of use. Its suppleness allows for: Easier knot setting. gazs xmi fhldxfkp kinoe chsz mjgbhc xbyed ovrmlbe ozt cqhq rlp jkydrmm rrjues zaud kdkbbdk