welded steel tube

DIN 2391 St37.4 NBK Steel Tube
1.OD Tolerance up to +/-0.03mm
2.ID roughness<0.8micron
3.no crack after flaring, can be bend

Stainless steel plate is often referred to as corrosion-resistant steel -it does not stain, corrode or rust as easily as normal carbon steel

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

Cold Drawn Steel Tube 6mm Outside Diameter
1. BK,BKS,NBK
2. High precision on OD&ID steel tube
3. Ra<0.8micron

Welded Pipe:
Finish: Annealed & pickled, bright annealing, polished
Ends: Beveled or plain end, square cut, burr free ,Plastic Cap at Both end

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

1. high precision(+/-0.05mm ),
2. good surface(Ra<1.0um)
3. No crack after flaring and flattening
St35/St52 Steel Tube

Test Certificate:
Manufacturer Test Certificate
Laboratory Test Certificate from Govt. Approved Lab.
Under Third Party Inspection

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

1. high precision(+/-0.05mm )
2. good surface(Ra<1.0um)
3. No crack after flaring and flattening
E355 NBK Seamless Steel Tube

Exists in the provisions of JIS stainless steel with stainless steel micro organization, this is a composite of different organizations of duplex sta

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

bright black
good property of antirust at least it can be up to 1year no rust
DIN2391-2
metric steel tube St37.4 phosphated

Main Testing Terms and Procedure:
1. Heat Treatment and Solution Annealing / Bright Annealing
2. Cutting to required length and deburring;

Stainless steel ( Stainless Steel ) refers to air, steam, water and other low corrosion resistance medium and acid, alkali, salt, chemical leaching

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

DIN2391/EN10305
Seamless precision steel tubes for Auto use; for machinery use
Carbon Steel Precision Tube Phosphated

Manufacturing Process:cold drawn, Pickled, Annealed or Sand Blasting
Material Grade:TP304/304L,TP316/316L,TP310S/310H, 2205, 2520 ETC

Due to the composite effect of grain refinement and solid solution strengthening, making strength characteristics such as yield strength dual phase s

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

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

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

Maximum carbon content of 0.03 316L stainless steel, can be used for welding cannot carry out annealing and in applications requiring maximum corrosi

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

ASTM A179 black and phosphated hydraulic steel tube
O.D: 4mm-80mm
W.T: 0.5mm-8mm
Standard:JIS,GB,BS,ASTM,DIN

Test:
Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
Payment term:
30% T/T in advance

Due to the surface of stainless steel with a durable and almost no need to maintain both of these characteristics and prompted more ever more emphasi

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

DIN precision tube is used as the tube to be phosphated
phosphated is realized with the imported chemical fluid to form a black film
Steel Tube

ASTM A249/ASME SA249 Welded austenitic steel boiler, superheater, heat-exchanger, and condenser tubes