1 hydraulic opener + 1 small pull rod + 1 large pull rod + 1 washer + sealing ring. Opening pressure: 6 tons. Opening range: less than 3mm (ф 16.5-60.8mm) mild steel, less than 2mm (ф 16.5-115.5mm) mild steel, less than 2mm (ф 16.5-60.8mm) stainless steel.
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