export class ChannelModel { _id: string; articleNumber: number; name: string; description: string; system: string; corrosionProtection: string; crossSection: string; stepFile: string; material: string; constructor(id = '', name = '', articleNumber = null, description = '', system = '', corrosionProtection = '', crossSection = '', stepFile = '', material = '') { this._id = id; this.articleNumber = articleNumber; this.description = description; this.system = system; this.corrosionProtection = corrosionProtection; this.crossSection = crossSection; this.name = name; this.stepFile = ''; this.material = material; } }