Ask The Engineer

Are you curious about cotters? Pondering pitch length? Thinking about tensile strength? Wondering about wide waist link plates?

Send your roller chain questions to us now by filling out the form below. If we select your question to answer during the month, we'll send you a little something as our way of saying thanks so don't forget to include your name and address.



























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Feel free to mail your question to Diamond Chain.

Diamond Chain Company
Attn: Ask the Engineer
402 Kentucky Avenue
Indianapolis, Indiana 46225

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ASME / ANSI Roller Chain

Diamond Series

Diamond Chain's extensive ASME / ANSI product assortment provides industry leading wear life and is available in a variety of base materials, finishes, and lubrications.

Attachement Roller Chain

Duralube LIVE

Diamond Chain's maintenance-free product portfolio is expanding with the introduction of a new Duralube(R) series - Duralube LIVE, now available with both food grade, and standard grade lubrications.

Oil and Gas Chain

Sapphire Series

Includes ANSI 25 through 160 and ISO 05B through 048B single and multi-strand, and select maintenance-free, and attachment solutions.