boiler steel tube

The corresponding international standards include: ASTM A269, A312, A213, A511. JIS G3463, G3459, DIN17456 DIN17458 etc.

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

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

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

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

The inner angle and outer angle of square tubes are both sharp 90°;
Our raw materials are all from the largest steel factories in China and are of

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 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

Designed for critical and purity applications such as semiconductor manufacturing, GANYEAH high purity tubing delivery of gases, chemicals and solvent

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

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.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

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

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

A213/A213M seamless Austenitic Boiler,Superheater,and Heat-Exchanger Tubes304/304L,310S,316/316L,316Ti,317,321,321H,321L,TP347,TP347H,400,600,800H,825

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

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

Duplex Stainless Steel Piping:
Accommodate high steam pressure
Remove possibilities of process fluid leaks
Effectively protect against stress crack

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

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

Heat Resistance: Generally, 2205 is not suitable for use at temperatures above 300°C as it suffers from precipitation of brittle micro-constituents.

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

Electric Fusion Welded pipe is formed by rolling plate and welding the seam. Pipe is manufactured to one of several international industrial standards

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

ASTM A778 Welded, Unannealed Austenitic Stainless Steel Tubular Product.ERW (Electric Resistant Welding), Laser and TIG (Tungsten Inert Gas) welding.

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

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

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