spiral welded steel tubes

Value Added Service:
Draw & Expansion as per required Size & Length
Polish (Electro & Commercial) Heat Treatment
Bending
Annealed & Pickled

GANYEAH is also having the facility to supply tubes with lower residual stress values, which plays an important role in service life of Heat Exchange

The surface treatment is usually pickling or bright annealing. The polishing level is as follows: 180 # 320 # 400 # 600 # 400 #.

Physical Properties:
Specific Heat (0-100°C) 500 J.kg-1.°K-1
Thermal Conductivity 16.2 W.m -1.°K-1
Thermal Expansion 17.2 mm/m/°C

ASTM A249 Stainless steel tube
Specifications:
1) Diameters: 9.5-219.8mm
2) W. T.: 0.5- 5mm
3) Grades: 316L/304/ 304L/310S, etc.

Stainless steel tube for Boiler
Specifications:
1) Diameters: 15.9-139.8mm
2) W. T.: 1.6 - 5mm
3) Grades: 316L/304/ 304L/310S, etc.

Size:
6MM OD - 219.8MM OD
Thickness:
0.71 MM - 3.25 MM THK
Specification:...

- Higher creep resistance
- Excellent formability.
- Rupture and tensile strength at high temperatures
- Corrosion and pitting resistance

Packing:
1.Marking according to MPS and Standard;
2.Stainless steel tubes ends with caps according to PO;
3.In seaworthy wooden cases with plastic

Stainless Steel Thin Wall Pipe Description
Place of Origin: ZheJiang,China (Mainland)
Type: Welded
Certification: ISO 9001:2008 certified

At GANYEAH GROUP,we want to ensure that you're receiving the right kind and quality of stainless steel welded pipes at the best overall cost.

SUS304 stainless steel tubing is a hollow, cylindrical machine and piping component made of grade 304 stainless steel alloy and used transport fluids

Main Testing:
1.High pressure hydraulic Test: Minimum 10 Maps
2.Eddy current test, Ultrasonic Test
3.Mechanical Test
4.OD and WT tolerance Test

What is your competitive advantage ?
We have many professional technical personnel.And we have more competitive prices and better after-sales service

SUPPLEMENTARY REQUIREMENTS
S1:Stress-Relieved Annealed Tubes
S2:Minimum Wall Tubes
S3:Air Underwater Pressure Test
S4:Stabilizing Heat Treatment

Type:Fluid, Food, Decorative, Structural
Round Tube (mm):4.76 OD to 203.2 OD
Spiral welded (mm):76.2 OD to 1016 OD
Square (mm):12.7 to 152.6 A/F

Sanitary stainless steel tubing and pipe is popular due to its corrosion resistance, oxidation resistance, and high temperature resistance.

1. Corrosion resistance
2. High temperature resistance
3. Reasonable price
4. Excellent quality

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

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

Standard: ASTM A312 /ASTM A358/
Range: 6NB to 1200NB
Thickness: 0.6 mm to 12.7 mm
Size: 1/8″NB TO 30″NB IN
Length: Single Random, Double Random

- Bundles (hexagonal)
- Wooden Boxes
- Crates (steel/wooden)
- Packaging for SS 304 ASTM A249 Welded Pipe as per customer's requirements

1. Stress-relieved annealing tubes
2. Air underwater pressure test
3. Stabilizing heat treatment
4. Intergranular corrosion test-A262-E

Grade:TP304,TP304L,TP304H,TP316L,TP347,TP347H
Standard:ASTM A249
Size:10 - 2032 mm
Product description: welded and drawn stainless steel tubes

1. Visual and Dimensional Checking
2. Chemical Composition Test
3. Mechanical Properties Test
4. 100% RT
5.Hydro Static Test or 100% NDE Test

AISI SS 304 Welded Tube
SS 304 Welded Tubing
ASME Stainless Steel TP 304 ERW Tube
SS 304 ERW Tubing
DIN 1.4301 / 1.4307 Stainless Steel 304 Welded

Better heat conductivity and lower thermal expansion than austenitic steels
Resistance to stress corrosion cracking
Resistance to erosion

What about the delivery time?
1.Stocks by 4-7days to delivery to any china port.
2.Futures by 15-30days to delivery to any china port.

Our five types of tubing are:
As Welded
Outer Diameter Conditioned
Bead Hammered
Cold Drawn Outside Diameter...

1. Selected quality material
2. Finely processed
3. High dimensional accuracy
4. Complete in specifications
5. OEM and ODM are welcomed