Specifications

1.ISO9001,API
2.Good quality and Competive price
3.Good reputation in this line
4.Good after-sale service
5.Thick wall

Big diameter and thick wall steel pipe

Size	325-1020mm
Wall thickness	8-35mm
Length	3-12m
Standard	ASTM A53 ASTM A500 EN 10210 GB/T3091-2000 GB/T9711.2-1997
Certificate	ISO9001,API
Material	Q235 Q345 20# 16Mn
Production line	5 lines
Technique	ERW and LSAW
Section shape	Round
Special pipe	Thick wall pipe
Surface	Black painted, oiled, galvanized, as per customers' requirements
Ends	Plain, beveled by customers' requirements
Usage	Petroleum and natural gas industry, chemical industry, electric industry, liquid transportation and steel construction, drainage project and  city construction
Others	Wecan also provide square and rectangular steel tube(large diameter and thick wall) for you. As per customers' requirements, we can also manufactre special model products. If you have any other requests, please contact with us without hesitate.
Contact Information	Tel:18233790325 Fax:0317-3099705