用seamless pipe造句子，“seamless pipe”造句

Stainless steel seamless pipes for fluid transport

Process design of seamless pipe hot upsetting-extruding method for making flange

Raising production yield of CPE seamless pipe hot rolling mill

Abstr: the CTP piercer is the main rolling equipment for production line of hot - rolling seamless pipe as well as the drive shaft and barrate play a key role.

The seamless pipe is produced as high additional value product.

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.