Steel Tube

steel tube

Steel Tube:

Our company is one professional steel pipe

manufacturer.we already passed *ISO certificate, and API 5L and
API 5CT certificate.*

our products are seamless steel pipe, ERW pipe, SSAW pipe. the
specifications are following:
*
SPIRAL STEEL PIPE
*OUTSIDE.D 219--3220mm
W.T 6--18mm
STANDARD SY/T5037-2000 GB9711.1 GB9711.2 API5L
MATERIAL: ST37,ST44,ST52, Q235B/Q345B/L245/L290/L360/L415/L485/20# API
5L.B/X42/X52/X60/X70 X80 X100etc

*ERW STEEL PIPE
*OUTSIDE.D 60.3--609.6mm
W.T 6--14mm
STANDARD GB3091-2001 GB9711.1 GB9711.2 API5L API 5CT
MATERIAL ST37,ST44,ST52, Q235B/Q345B/L245/L290/L360/L415/L485/20# API
5L.B/X42/X52/X60/X70 etc

*SEAMLESS STEEL PIPE*
OUTSIDE.D 21.3--609.6mm
W.T 6--50mm
STANDARD GB/T8162-1999 GB/T8163-1999 GB3087-1999 GB5310-1999 API5L API 5CT
MATERIAL ST37,ST44,ST52,Q345B/20#/45#/20G/16Mn/J55/K55/L80/API 5L.B
X42/X52/X60/X70 etc

*CASING STEEL PIPE
*OUTSIDE . D 139.7-269.9mm
W.T. 6.2-15.11mm
MATERIAL: J55,K55,N80-1,N80Q,L80Q,P110, etc

1 > Short introduction for the company

Company Name	Chongqing Hi-Sea Marine Equipment Import & Export Co.,Ltd.
Business Type	Professional manufacturer and exporter for seamless pipe and tube
Rich experience :	We have specialized in this pipe line for 20years including professional exporting for 6years.
Product Description	Seamless carbon steel tube Thick wall pipe with big size ASTM A106B /A53B material Application: Used to Billets of Hollow parts , Petroleum geological drilling pipe, Petroleum chemical industry with cracking tube, boiler pipe, high precision structure pipe for automobile, tractor, aviation , public waterworks , Agricultural irrigation etc
Package : Genrally bare pipe in those big sizes ,also could be Black painting on surface and plastic caps on both ends as per clients requirements
Our mainly regular clients : Egypt , Iran ,Sudan, Belgium , Brazil , Venezuela, Chile , North Africa , Austrilia ,India, Srilanka, Pakistan, Vietnam, Malaysia, Etc . and we are now devoting to expand our maket to more countries in the world .
Mainly Products : 1> seamless steel pipe Size: OD 1/8 inch --14 inch, wall thickness 2mm --60mm. 2> ERW steel pipe Size: OD89mm to 820mm ,wall thickness :4mm to 30mm 3> Spiral double-side submerged-Arc Welded steel pipe, Size : OD 219mm to 2000mm , wall thickness : 5mm to 25.4mm 4> centrifugal casting pipe,size OD 203mm-750mm,thickness 30mm-120mm. length 1-7 meters The common material are A53A/B,A106B/C,A519 ST33,ST37,ST52,ST35.8,AISI1026, SAE1010 SAE1045/4140/1541/5140/4119,P11,27SiMn and other special material etc.
Sales : Lucy jiang : Tel : 86- 23-67518067 Mobile : 86-13883946669

2 > Foreign Material Pipe Comparison:

ASTM	GB	JIS	DIN
A106 Gr.B	20#	G3461	St45.8

3 > ASTM A106 Gr.B chemical constitution :

chemical composition;	GradeB
Carbon, max	0.30
Manganes	0.29–1.06
Phosphorus,max	0.035
Sulfur,max	0.035
Silicon,min	0.10
Chrome,max	0.4
Copper,max	0.4
Molybdenum,max	0.15
Nickel,max	0.40
Vanadium,max	0.08