Specifications

OD:4.5-20inch,WT:3-40mm
Standard:API/ASTM/DIN/JIS/GB
Material:ASTM A53/A106,st37-2,st52
API,ISO
Factory supply

Product name	seamless steel pipe
Outside Diameter	4.5-20inch
Wall Thickness	3-40mm
Standard	DIN ASTM API GB
Material	N80,J55,K55,H40,L80
Origin	China
Certificate	API5L ISO9000 API 5CT
Brand	Shenzhou
Technique	cold drawn
application	use for oil well, boilers, precision machines, petro-chemical, ship, structure pipe, building, fluid tubes, line pipe etc
Testing	we have professional testing equipments such as ultrasonic testing machine,eddy current testing machine, mechanics testing machine to make sure high quality
Tolerance:	WT TOLERANCE-5%+5%
Min Order	20 TON
Usage	Petroleum and natural gas industry, chemical industry, electric industry, flammable and non-flammable liquid transportation and steel construction, drainage project and city construction etc.
Package	in bulk , in bundle,standard seaworthy package
Length	1-12M
Delivery time	30-40days after received the advanced payment