7条先进的高频直缝焊接方管/矩形管生产线。

Seven advanced production lines for HFW square/rectangular pipes.

方管规格:边长30mm*30mm-600mm*600mm，壁厚2.0mm- 22mm.

Square pipes size: SL of 30mm*30mm-600mm*600mm，wall thickness of 2.0mm- 22mm.

矩形管规格:边长30mm*40mm-600mm*400mm，壁厚2.0mm-22mm。

Rectangular pipes size: SL of 30mm*40mm-600mm*400mm ,wall thickness of 2.0mm-22mm .

标准standard:ASTM A500,EN10219,EN10210,JIS3466,GB/T 6728。

5条先进的高频直缝焊接圆管生产线，并配备滚丝设备。

Five advanced production lines for HFW round pipes, as well as threading machines.

规格:外径p48.3mm~765mm，壁厚2.0mm-25mm。

Size: outer diameter of 48.3mm~765mm; wall thickness of 2.0mm-25mm

标准standard: EN10025, EN10219, EN10210,EN39, BS1387,

ASTM A53,ASTM A50O,ASTM A36,API 5L, ISO 65

JIS G3444,DIN 3444,ANSI C80.1,AS 1074,GB/T 309。