专业定做无缝管,圆钢,锻环0cr13-1cr13-3cr13-4cr13-H13-Cr12MoV-409-439-L80-13cr-超级13cr-1cr17-14cr17Ni2-17-4PH等 
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Jiulong Pipeline Industry (Shandong) Co., Ltd.

Specialty manufacturer of seamless tubes, round bars, and forging rings in gr...

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COMPANY PROFILECompany Introduction

Jiulong Pipeline Industry (Shandong) Co., Ltd.

    Jiulong Pipe Industry (Shandong) Co., Ltd. specializes in custom manufacturing cold rolled, hot rolled and hot extruded martenstic, ferritic, alloy pipes, round bars, and forged rings in materials such as 1Cr13, 2Cr13, 3Cr13, 1Cr17, 4Cr13, 410-420-430-GCr15 Cr12MoV, H13, L80-13Cr, Super 13Cr, 60Si2Mn, 30CrMo, 42CrMo, 4140, 4340, 34CrNiMo6, 40CrNimo, 17-4PH, 1Cr17Ni2, 9Cr18Mo, and other special alloys. Currently, we possess three complete pipe production lines: one with 60 and 90mm piercing machines and six cold drawing production lines, one hot rolling production line, primarily producing medium and thick-walled seamless steel pipes with outer diameters of 30mm to 219mm; two 325mm ASSRL rolling mills, the largest three-roll rolling mill in China, utilizing mandrel pre-piercing and limited motion small circulation, and a three-level computer-controlled automation system, all reaching international advanced levels. The main products are seamless steel pipes with outer dia...

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