1.process:forged,heat treated, white zinc chain link. 2material: 20Mn2 &25MnV. 3.size:6mm-22mm. 4. ... usage: marine,ship 1.process:forged,heat treated, white zinc chain link. 2.material: 20Mn2 &25MnV. 3.size:6mm-22mm. ... fishing,lifter5. Price term: FOB or CIF6. For more link chains, please email us for full catalogue 7).Packing: ... per requestProduct:Producing: Packing :by plastic drum Welded Link Chain