building; circle; construction; crane; cylinder; december; diameter; engineering; equipment; gas; industrial; industry; large; laying; line; maintenance; manufacturing; metal; operations; pipe; pipelaying; pipeline; piping; plastic; plumbing; power; pvc; repair; round; sewage; sewer; stack; steel; stream; supply; technology; tractor; transportation; tube; tubing; water; work: Bilder zum Thema building; circle; construction; crane; cylinder; december; diameter; engineering; equipment; gas; industrial; industry; large; laying; line; maintenance; manufacturing; metal; operations; pipe; pipelaying; pipeline; piping; plastic; plumbing; power; pvc; repair; round; sewage; sewer; stack; steel; stream; supply; technology; tractor; transportation; tube; tubing; water; work bei ClipDealer