welding steel pipe

Grade 304L, the low carbon version of 304, does not require post-weld annealing and so is extensively used in heavy gauge components .

In what applications is Duplex 2205 used?
Chemical process vessels, piping and heat exchangers
Pulp mill digesters, bleach washers

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

carbon steel pipe reducer
1.Standard:ANSI B16.9
2.Material:ASTM A234 WPB,304,316
3.Size:1/2"-72"
4.Thickness:SCH 40,sch80,STD,XS,sch160

1.Material:10#/20#,GB3087/GB5310,A106B.A53B,
2.OD:1/4"-14"
3.WT:SCH40-SCH160
4.API5L,API5CT

The annealed steel pipe need soft performance to be bent or shaped; so the steel strip material have to be annealed in good quality after cold rolled.

Standard GB/T 13793-1992
Grade Q195-Q345
Thickness 0.3 - 2.0 mm
Outer Diameter 10 to 100mm
Secondary Or Not Non-secondary

Stainless steel is not a single specific material - it is the name given to a group of corrosion-resistant steels containing a minimum of 11% chromium

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

carbon steel pipe elbow
1.Standard:ANSI B16.9
2.Material:ASTM A234 WPB,304,316
3.Size:1/2"-72"
4.Thickness:SCH 40,sch80,STD,XS,sch160

1.Material:10#/20#,GB3087/GB5310,A106B.A53B,
2.OD:1/4"-14"
3.WT:SCH40-SCH160
4.API5L,API5CT

The steel pipe is made by black annealed steel strip with soft performance, easy to be shaped. In the work spot, the pipe will be painted, coated etc.

Structural steel requires external insulation (fireproofing) in order to prevent the steel from weakening in the event of a fire.

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

carbon steel pipe tee
1.Standard:ANSI B16.9
2.Material:ASTM A234 WPB,304,316
3.Size:1/2"-72"
4.Thickness:SCH 40,sch80,STD,XS,sch160

ASTM A53A Seamless Steel Tube & Pipe
O.D.: 13.7-610mm,
W.T.: 2-30mm
length:4-11m random or be fixed

The square pipe made by cold rolled steel strip with unique performance. It is welcomed by client because of the strict square size on our product.

Pipe is a hollow steel strip, a large number of channels for transporting fluids such as oil, natural gas, water, gas, steam, etc.

Cangzhou Qiancheng Steel-Pipe Co.,Ltd
Seamless/Welded Line Pipe OD 1/2"-36"(21.3-914mm) WT.SCH10-XXS(2-60mm)
Large Stock

carbon steel pipe fittings
1.Standard:ANSI B16.9
2.Material:ASTM A234 WPB,304,316
3.Size:1/2"-72"
4.Thickness:SCH 40,sch80,STD,XS,sch160

1/4'' -4'' Carbon steel seamless pipes
Standard:ASTM A106 GrB,Jis
Material:SAE1010,SAE1020,A36,10

Rectangle pipe is made by thin steel, client will choose to spread oil onto pipe to prevent the rusty, or client choose to be deliveried without oil.

It has high strength, high flexibility, anti-aging, shock, corrosion-resistant, easy coloring, low shrinkage, quality and stability.

Tube is manufactured to a set OD and wall thickness (e.g. 1.5" OD, 0.065" wall), while pipe is specified by a "nominal"(not actual) inside diameter

butt-weld carbon steel elbow
1.certification: ISO9001-2008
2Standard:ANSI,ASME,DIN,JIS,BS
3Size:1/2"-72"
4Material:Carbon St

QCCO GROUP:
Cangzhou Qiancheng Steel-Pipe Co., Ltd.
Qiancheng International Trade Co., Ltd.
Hebei Haiqianwei Steel Pipe Co., Ltd.

ASTM welded steel pipe (square pipe)
Standard:ISO 9001-2008
SSize:15*15-400*400mm
WT:1-15mm
Term:T/T,L/C

The thin steel pipe in square shape is made by carbon steel strip with thickness 0.3MM to 2.0MM and diameter 10MM X 10MM to 60MM x 60MM.

Pipe is a hollow steel strip, a large number of channels for transporting fluids such as oil, natural gas, water, gas, steam, etc.

carbon steel pipe bend
A.ISO-9001:2000
B.ANSI,ASME,JIS,DIN,BS
C.supply the best pipe reducer
D.Best price and best.