Welding pipe used in billet steel sheet or strip, its different welding process is divided into the furnace pipe, welded (ERW) pipes and automatic arc welded pipe. Because of the different forms of welding is divided into two kinds of Longitudinal and spiral welded pipe. Its end shape is divided into circular pipe and shaped (square, flat, etc.) pipe. Welding pipes of different materials and its use is divided into the following varieties:
GB / T3091-2008 (low pressure fluid welded steel pipe). Mainly welding pipes are used for conveying water, gas, air, oil and heating hot water or steam generally lower pressure fluid and other uses tubes. The representative material for: Q235A grade steel.
GB / T14291-2006 (mine fluid delivery welded steel pipe). Other are used for mine air pressure, drainage, gas discharge axis with straight seam welded steel pipe. The representative of material Q235A, B grade steel.
GB / T12770-2002 (mechanical structure with stainless steel welded pipe). Mainly used for machinery, automobiles, bicycles, furniture, hotel and restaurant decoration and other mechanical components and structures. The representative of material 0Cr13,1Cr17,00Cr19Ni11,1Cr18Ni9,0Cr18Ni11Nb like.
As a well-known welding pipe supplier , the company provides diversified delivery conditions of products. When order product, customers need providing product name, steel grade, dimensions, quantity (weight/length), delivery condition, processing way, and special requirements, etc.
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