· Sch 40 Alloy Hot Rolling Seamless Tube [2016-11-23 HITS：4]
Sch 40 Alloy Hot Rolling Seamless Tube [READ]

· Sch 40 Alloy Hot Rolling Seamless Tube [2016-11-18 HITS：3]
Sch 40 Alloy Hot Rolling Seamless Tube [READ]

· ASTM A312seamless steel pipe [2016-11-16 HITS：6]
ASTM A312seamless steel pipe [READ]

· CARBON STEEL SEAMLESS PIPES is made of carbon steel bar [2016-11-14 HITS：2]
CARBON STEEL SEAMLESS PIPES is made of carbon steel bar [READ]

· CARBON STEEL SEAMLESS PIPES [2016-11-10 HITS：2]
CARBON STEEL SEAMLESS PIPES [READ]

· ASTM A312seamless steel pipe production [2016-11-04 HITS：0]
　　Tangshan City this year has successfully organized five times to resolve the excess capacity of iron and ASTM A312seamless steel pipe production concentrated action, a total of 6.52 million tons of iron production capacity, s... [READ]