Electolytic Tin Plate Product Dimensions Type Of Steel Temper Grades 1) Single Reduced Products(Rockwell Superficial HR30T) 2) Double Reduced Products(Rockweel Superficial HR30T) Surface Finish Tin Coating Weight(Tin Plate) Differential MarkingEdge Marking: Low Coating SideLime Marking: Heavy Coating Side ex) 2.8/5.6: 0.5″ + 0.5″, 2.8/8.4: 1.0″ + 1.0″, 2.8/11.2: 1.5″ + 1.5″Tin coating weight can be flexibly adjusted according to customer’s requirement Chromate Coating Weight(Tin Free Steel) Oiling Shape Flatness: Max 3mm(Aim 2mm ↓) / Bow: Max 25mmEdge Wave: Height Max 2.5mm(Aim 2mm ↓) / Pitch Min 160mm, Steepness Max 1.5%Squareness(Out Of Shape): Max 0.10%(1.0 / 1,000mm)Shearing Burr: Max 0.05mm(Aim 0.03mm)Center Buckle(Pocket – Wave): Height Max 2mm, Pitch Min 200mm Passivation(Chemical Treatment) Export Packaging