China factory Factory Sales High Strength/Heavy Duty/Black Painting/Galvanized/Carburized Lifting Link Welded Alloy Steel Traction Chains with CE/ISO for Mining Use/Hoisting safety chain for bush hog

Product Description Product introduction 1. Size 6mm to 22mm, alloy steel 25MnV or 20MN2, 24mm to 42mm using imported German 23MnNiMoCr54 alloy steel 2. Surface: self-coloring, painted black; Plastic coated galvanized 3. Safety factor :4:1 4. Comply with EN818-2...