... , welded lashing chains, transport chains, lifting chains, load chains)4) Standard: National Standard (GB/T20947-2007), International Standard (ISO3077 ... the purchase order 2. Product requirement 3.Buy raw material 4. Inspect raw material 5. Store raw material6. Wire ... /mWorking Load LimittTest LoadKNBreaking Load min.KNInside min.aOutside max.b6X87.5210.791.12745.27x21924.51.071.53761.68x2410281. ...