DIN/ISO Chain No. | Pitch | Roller diameter | Width between inner plates | Pin diameter | Pin length | Inner plate depth | Plate thickness | Transverse pitch | Ultimate tensile strength | Average tensile strength | Weight per meter | |
P | d1(max) | b1(min) | d2(max) | L(max) | Lc(max) | h2(max) | t/T(max) | Pt | Q(min) | Q0 | Q0 | |
mm | mm | mm | mm | mm | mm | mm | mm | mm | kN | kN | kg/m | |
05BSS-3 | 8 | 5 | 3 | 2.31 | 19.5 | 20.2 | 7.1 | 0.8 | 5.64 | 6.66 | 8.28 | 0.48 |
06BSS-3 | 9.525 | 6.35 | 5.72 | 3.28 | 33.5 | 34.6 | 8.2 | 1.3 | 10.24 | 14.94 | 18.06 | 1.16 |
08BSS-3 | 12.7 | 8.51 | 7.75 | 4.45 | 45.1 | 46.1 | 11.8 | 1.6 | 13.92 | 28.5 | 34.68 | 2.03 |
10BSS-3 | 15.875 | 10.16 | 9.65 | 5.08 | 52.7 | 54.1 | 14.7 | 1.7 | 16.59 | 40.02 | 50.7 | 2.77 |
12BSS-3 | 19.05 | 12.07 | 11.68 | 5.72 | 61.5 | 63.1 | 16 | 1.85 | 19.46 | 52.02 | 61.08 | 3.46 |
16BSS-3 | 25.4 | 15.88 | 17.02 | 8.28 | 99.8 | 101.2 | 21 | 4.15/3.1 | 31.88 | 96 | 122.22 | 8.13 |
20BSS-3 | 31.75 | 16.05 | 19.56 | 10.19 | 114.2 | 117.9 | 26.4 | 4.5/3.5 | 36.45 | 150 | 174 | 10.82 |
24BSS-3 | 38.1 | 25.4 | 25.4 | 14.63 | 150.1 | 154.6 | 33.2 | 6.0/4.8 | 48.36 | 255 | 295.8 | 20.1 |
28BSS-3 | 44.45 | 17.94 | 30.99 | 15.9 | 184.2 | 188.7 | 36.7 | 7.5/6.0 | 59.56 | 318 | 365.7 | 24.92 |
32BSS-3 | 50.8 | 29.21 | 30.99 | 17.81 | 183.2 | 188.2 | 42 | 7.0/6.0 | 58.55 | 402 | 462.3 | 31.56 |
40BSS-3 | 63.5 | 39.37 | 38.1 | 22.89 | 226.8 | 233.8 | 52.96 | 8.5/8.0 | 72.29 | 570 | 655.5 | 48.1 |
48BSS-3 | 76.2 | 48.26 | 45.72 | 29.24 | 281.6 | 189.4 | 63.8 | 44905 | 91.21 | 900 | 1026 | 75 |
20BSS-3 Triplex Short Pitch Stainless Steel Roller ChainThe 20BSS-3 Triplex Short Pitch Stainless Steel Roller Chain is a crucial component in mechanical transmission systems. This product is defined by its robust design, corrosion-resistant properties and high efficiency, making it ideal for various industrial applications. In particular, it plays a pivotal role in the food processing, chemical and medical equipment industries.
The structure and composition of the 20BSS-3 Triplex Short Pitch Stainless Steel Roller Chain include several key components:
The chain plate is the basic structure of the chain, composed of inner and outer chain plates connected by pins.
The roller is the main load-bearing component of the chain, consisting of a roller body and a roller shaft. The roller body fits with the convex platform of the inner and outer chain plates, and the roller shaft matches the pin of the chain plate.
The pin is a connecting component of the chain, linking the chain plate and the roller together.

Our stainless steel chain is made of advanced materials, performing excellently in acidic and alkaline environments where direct contact with food is required. These chains also excel in extreme temperatures (-40 ?? C to +400 ?? C) where corrosion resistance is necessary.
When chemical resistance is critical, our stainless steel chains should be selected. They are manufactured from FDA-approved materials and pre-lubricated with USDA H1-approved lubricants. The chains have a tensile strength of about 65% of standard carbon steel chains and are made of austenitic rust-proof steel. All components are surface finish machined to eliminate stress risk factors, and they are lubricated to improve wear performance.
The stainless steel roller chain works by transmitting power and bearing loads in mechanical drive systems. The performance characteristics of the roller chain in power transmission and load-bearing are highly reliable and efficient.
The 20BSS-3 Triplex Short Pitch Stainless Steel Roller Chain is widely used in various industries such as food processing, chemical, and medical equipment, especially in humid and corrosive environments.

Proper maintenance and care of the stainless steel roller chain include regular cleaning, lubrication, and inspection.
Stainless Steel Sprockets for Chains serve as the backbone of a robust and durable chain system. The precise engagement of teeth on the sprockets with the links of the chain guarantees reliable power transmission.
stainless steel sprockets Image">Raydafon is a professional chain manufacturer of standard chains and special requirement shaped chains. Our stainless steel roller chains are designed with sturdy rollers to ensure a long service life. We offer a wide range of stainless steel materials and these products are manufactured using high-quality alloy steel.
We encourage customers to explore our range of products and contact us for purchase.

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