steel tubes

Cold - rolled stainless steel pipe surface bright and white, processing methods : seamless and welded

Stainless steel pipe is the first choice for people now.
Fertilizer industry, chemical and petrochemical industry, power generation and environmenta

Seamless Steel Tubes DIN2391 EN10305 ST37.4 NBK Black Phosphate
OD tolerance: +/-0.05mm
elongation>41%
BV SGS approval

1.Motor casing,tube rings
2.Made by seamless steel part.
3.Special design available according to requirement

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Standard :ASTM A270\ DIN11850\ ISO2037
ASTM A 270 Specification for Welded Austenitic and Ferritic/Austenitic Stainless Steel Sanitary Tube.

Soft ferrite grain size on the annealing effect of yield strength of steel, you can see that has a linear relationship between grain diameter d and y

1.strong corrosion
2.Specialized manufacturer
3.Ensure you quality,timely delivery

High accuracy(+/-0.05mm)
Excellent surface condition(Ra<=1.0um)
ASTM A519 seamless carbon 1010
NBK seamless steel tube

Standard: EN10305-4
Application: For hydraulic and pneumatic power systems
Size(mm): O. D.: 6.0~85 W. T.: 0.5-20 L: Max 12000

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Applications can be used in chemical processing, transport, and storage for a variety of industries due to both its excellent corrosion resistance.

Bulk bags in the stainless steel has been used as a freight container, for the loading of liquefied natural gas ( LNG ), chemicals, beverages, etc.

Seamless Carbon and Alloy Steel Mechanical Tubing
Applications: for mechinery, mechanical engineer

Cold drawn precision seamless tubes for mechanical and general engineering applications
Available in various steel grades, according to EN 10305-1

1.O.D:20MM-219MM
2.W.T:0.5MM-11.75MM
3.LENGTH:5.8M,6M
4.SURFACE:ZINC COATING
5.STANDARD&MATERIAL:BS1387,Q195,Q235,Q345

Tubes are then cut to length,cold-drawn,solution annealed,straightened, pickled,passivated and polished before other destructive and non-destructive

This relationship between yield strength and grain size known as Huo Erpei Qi rule, due to the deformation of grain motion of dislocations at grain b

Standard: EN 10305-1/DIN 2391
Size(mm): O. D.: 6.0-168.0 W. T.: 1-30mm L: Max 12000mm

Outer diameter: 5mm 60.30mm;
Wall thickness: 0 8mm-2.11 mm
Bright annealed/polished stainless steel tubes

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

304L welded pipe has low carbon content so it has good flexibility and corrosion resistance because carbide precipitation lead to corrosion of welding

Standard: ASTM A500
Application: For construction of bridges, buildings and for general structural purpose

17mm High Precision Seamless Steel Tube DIN2391
1.NBK condition
2.used for automobile oil level gauge
3.size:17*1.2, 17*1.5mm

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Stainless steel welded pipe, tube
Standards: ASTM, A554, A312, A249, A269, A270, A778,DIN11850,DIN17457,EN10296-2
Materials: 304, 304L, 316, 316L

Standard: DIN1630
Size(mm): O. D.: 6.0~219.0 W. T.: 1~30 L: Max 12000
General mechanical engineering purposes

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Welded 304 Stainless Steel tubing is less costly than seamless or welded-and-drawn tubing, and requires less stock removal in machining applications.

Cold Drawn Seamless Mild Steel Tube to BS 6323 part 4 CFS 3BK.
Used for making roll cages, frames and other high strength
applications.