2.3.45输配干线distribution pipelines 2.3.46无缝钢管seamless pipes 2.3.47钢塑复合压力管plastic-steel-plastic composite pressure pipe ..
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Carbon Steel seamless pipes 无缝钢管
cold rolling seamless pipes 冷轧无缝钢管
Stainless Steel Seamless Pipes 不锈钢管
transfer device for seamless pipes 钢管移送装置
SEAMLESS STEEL PIPES 无缝钢管 ; 无缝钢喉管
Songyuan Seamless Oil Pipes Co 松原石油专用管制造有限公司
Seamless nickel-chromium-iron alloy pipes 镍铬铁合金无缝管
bimetallic seamless steel pipes 双金属无缝钢管
High quality carbon steel, low alloy steel and alloy steel seamless pipes for high pressure fertilizer equipment and pipeline.
用于高压化肥设备和管道用优质碳素钢、低合金钢和合金钢无缝钢管。
The equipment shall be able to spin and neck in metallic seamless pipes for manufacturing high pressure gas cylinders of seamless structure.
该设备可用于金属无缝管的旋压收口成型，从而制造无缝结构的高压气瓶。
Since 2011 carbon and alloy steel seamless pipes for synthesis of carbon steel pipe and outer pipe project of Inner Mongolia Donghua Energy Co., Ltd.
2011年起供内蒙古东华能源有限责任公司合成碳钢管道和外管项目用合金管和碳钢管。
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