第二版取消并取代了ISO 3077:1980，包含了修订1草案。规定了精确校准的T（8）级起重链的要求，用于链式起重机和类似设备中的负载链。这些都是电焊圆钢短链，完全热处理和测试符合ISO 1834。涵盖的尺寸范围从4毫米到20毫米。附件给出了6至19 mm的临时附加尺寸范围。

This second edition, which cancels and replaces ISO 3077:1980, incorporates draft Amendment 1. Specifies the requirements for lifting chains, grade T (8), accurately calibrated, for use as load chain in chain hoists and similar appliances. These are electrically welded round steel short link chains, fully heat treated and tested complying with ISO 1834. The range of sizes covered is from 4 to 20 mm. The annex gives a range of temporary additional sizes 6 to 19 mm.