Lashing Buckle Welded 40mmX4000kg Item Code: Welded B4040Â Width: 40mm Work Load Limit: 4000kg Material: Carbon Steel(AISI1045), Alloy Steel(40Cr) Surface: Yellow Zinc Plated,White Zinc Plated Color: Silver, Yellow Packing: carton with pallet/ wooden case As a buckle factory, we produce buckle for strap include lashing buckle, forged, welded, galvanized, waterproof and stramping buckle.