Gnee Steel (tianjin) Co., Ltd
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Tubo ERW
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Tubo ERW

ERW(Electric Resistance Weld) Tube Mill is to work through slited coil is uncoiled and feed into forming section passing through the equipment of entry section. Entry section enables tube mill to run continuously by using strip joining and accumulator.

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  • Descripción

    erw1 Before pipe welding, pipe is formed in round shape passing through a series of driven and idler rollers of forming section. In welding section pipe is longitudinally welded by using high frequency induction welding method. Outside bead is removed and formed in shape of scrap. The weld seam is ironed and pipe passes through the cooling section.Nota:(1)I valori nella tabella sono adatti per il campione standard a grandezza naturale.

    Standard Grado Minimo trasversale
    impatto del corpo del tubo
    Minimo trasversale
    impatto della saldatura (J)
     (J)
    D≤508 508mm 762mm 914mm 1219mm 1422mm 1422mm
    API 5L SPEC ≤L415×60 27(20) 27(20) 40(30) 40(30) 40(30) 27(20) 40(30)
    >L415×60 27(20) 27(20) 40(30) 40(30) 54(40) 27(20) 40(30)
    ≤L450×65
    >L450×65 27(20) 27(20) 40(30) 40(30) 54(40) 27(20) 40(30)
    ≤L485×70
    >L485×70 40(30) 40(30) 40(30) 40(30) 54(40) 27(20) 40(30)
    ≤L555×80

    erw¿Cuál es el MOQ?
    Tamaño regular común: ≥1 pieza.

    Etiqueta: tubo erw, suministrador, personalizado, por mayor, barato, descuento, lista de precios, precio bajo, en almacén, muestrario gratis

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