ASTM A335 P91 Varnish Seamless Boiler Tubes , 3.91 - 57 mm OD Hot Rolled pipe
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
ASTM A335 P91 Varnish Seamless Boiler Tube, 3.91 - 57 mm Hot Rolled Tube
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ASTM A335 P91 Varnish Seamless Boiler Tube, 3.91 - 57 mm Hot Rolled Tube
Specifications
ASTM A335
1. High quality materials
2. Finely processed
3. Prime quality & bottom price
4. Well-known for its fine quality
Factory:
We offer API,ASTM,JIS,DIN,GOST,BS,EN standard steel pipes,we have much experience to offer our high quality products to establish our nice relationship.
Description:
Standard: ASTM A335
Grade: P1,P2,P5,P11,P12,P21,P22,P23,P91,P92 etc.
Out Diameter: 10.2-660 mm
Thickness: 3.91-57mm
Length:5.8M/12M.max
Application:
Boiler, electricity, mechanical, structural,gas cylinder, chemical, offshore and oil service.
Surface Finishing:Anti-corrosion and high-temperature resistant with black painting.
Packing: Bundles, seaworthy wooden cases.With or without end caps, varnish or as per clients requirements.
Surface Treatment:
Surface Corrosion proofing water based paint
Coating A choice of black or clear varnish exists for coating of the OCTG material.
This coating is a solvent deposited non toxic phenolic PVB that provides atmospheric resistance to oxidation for a period of
6 to 12 months.
Test:
Test Chemical Component Analysis,
Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation),
Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc),
Exterior Size Inspection,
Nondestructive Test (Ultrasonic flaw detector, Eddy current flaw detector),
Hydrostatic Test(The standard pressure is limited to 20,7 MPa (3000psi)),
Electro-magnetic inspection to SR1 is carried out on all line pipes.
Mill Test Certificate EN 10204/3.1B
Heat treatment:
Normalized,Quencher,Anneal,Temper
Surface treatment:
Coating choice of black or clear varnish exists for coating of the OCTG material.This coating is a solvent deposited non toxic phenolic PVB that provides atmospheric resistance to oxidation for a period of 6 to 12 months.
Chemical composition and Mechanical Property of ASTM A335:
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Chemical properties (%) |
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Material |
C |
Si |
Mn |
P |
S |
Mo |
Cr |
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% |
% |
% |
max |
max |
% |
max |
|
|
A335 P2/12CrMo |
0,10 - 0,20 |
0,10 - 0,30 |
0,30 - 0,61 |
0,025 |
0,025 |
0.44-0.65 |
0.5-0.81 |
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A335 P5/Cr5Mo |
Zhangjiagang A.P Steel Co.,Ltd. [China (Mainland)]
Business Type:Manufacturer | ||||||
