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Brand Name : YUHONG
Model Number : ASTM A249 / ASME SA249 TP304/TP304L
Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin : CHINA
MOQ : 300KGS
Price : Negotiable
Payment Terms : T/T, L/C
Supply Ability : 100 tons per month
Delivery Time : 7-30 DAYS
Packaging Details : PLY-WOOD CASE,BUNDLE,PALLET
STANDARD : ASTM A249/ASME SA249/ASTM A688/ASTM A789
OD : 1/4"(6.35), 3/8"(9.52), 1/2" (12.7), 5/8"(15.88), 3/4" (19.05), 1"(25.4) , 1-1/4"(31.75), 1-1/2"(38.1), 2" (50.8), 2-1/2"(63.5) , 3" (76.2)
WT : 0.89MM, 1MM, 1.24MM, 1.5MM, 1.65MM, 2MM, 2.11MM, 2.463MM, 2.5MM, 2.77MM
SURFACE : Bright Annealed (BA), Polished
TYPE : SEAMLESS/WELDED
LENGTH : 12ft (3657.6) , 15ft (4572), 16ft (4876.8), 6m , 20ft (6096) , 24ft(7315.2 ) ,30ft (9144)
YUHONG GROUP deal with stainless steel pipe and tube already more than 10 years, every year sold more than 80000 tons of stainless steel pipe and tube. Our client already cover more than 50 countries so far.
Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger and Condenser Tubes oF A249 / SA249
Chemical Composition
Grade | C | Si | Mn | Cr | Ni | S | P | Fe |
---|---|---|---|---|---|---|---|---|
TP304 | 0.08 | 1.0 | 2 | 18 – 20 | 8 – 11 | 0.03 | 0.045 | Bal. |
Mechanical Properties
Grade | Tensile Strength (Mpa) | Yield Point (Mpa) | Elongation (%) |
---|---|---|---|
TP304 | 515 | 205 | 35 |
APPLICATION:
Quality Control:
Corrosion Test | Conducted only when specially requested by the client |
Chemical Analysis | Test done as per required quality standards |
Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end |
Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
Air Under Pressure Test | To check any evidence of air leakage |
Visual Inspection | After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
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BRIGHT ANNEALED SA249 TP304 / TP304L STAINLESS STEEL WELDED PIPE Images |