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Pushpak Steel & Engineering Co. offers premium Corten Steel Air Pre Heater (APH) Tubes manufactured as per ASTM A423 standards, specifically Grade 1 & 2. These weathering steel tubes are designed for high-performance applications such as air preheaters and boiler tubes used in power plants, refineries, and other heavy industries. Available in multiple shapes including round, square, and rectangular, these tubes exhibit excellent corrosion resistance, mechanical strength, and durability due to their unique chemical composition and weathering properties. Our tubes conform to international standards including ASTM A423, ASME SA423, BS 6323, EN 10217, JIS G3445, among others. They are supplied in single and double random lengths, with plain or beveled ends to suit various fabrication requirements. Quality measures like 100% Eddy Current Testing (ECT), hydro testing, and surface treatments ensure reliability and longevity in demanding environments. We also provide welded, ERW, EFW, and seamless variants catering to diverse industrial needs. Extensive stock availability and customized manufacturing options make our Corten Steel APH Tubes the trusted choice for sectors including power generation, petrochemicals, cement, aerospace, and heavy engineering.
Key Features
| Features | Description |
|---|---|
| Material Standard | ASTM A423 Grade 1 & 2 (ASME SA423) |
| Tube Shapes | Round, Square, Rectangular |
| Tube Types | Welded Pipes, ERW, EFW, Seamless Tubes |
| Length Options | Single Random, Double Random, Cut Length |
| Ends | Plain End, Beveled End |
| Corrosion Resistance | Weathering Steel with high resistance to atmospheric conditions |
| Mechanical Strength | Minimum Yield Strength 50,000 PSI, Tensile Strength 70,000 PSI |
| Testing & Quality | 100% Eddy Current Testing, Hydro Testing, Annealing and Surface Treatment |
| Compliance | Conforms to ASTM, BS, EN, JIS, DIN international standards |
| Application | Air Preheater Tubes in power plants, refineries, boilers, heat exchangers |
| Attributes | Description |
|---|---|
| Material Grade | ASTM A423 Grade 1 & 2 |
| Chemical Composition Carbon Max (%) | 0.15 |
| Manganese (%) | 0.50–1.00 |
| Phosphorus Max (%) | 0.06–0.16 |
| Sulfur Max (%) | 0.05–0.06 |
| Copper (%) | 0.20–1.00 |
| Chromium (%) | 0.24–1.31 (Grade 1) |
| Nickel (%) | 0.20–1.10 |
| Yield Strength (Min PSI) | 50,000 |
| Tensile Strength (Min PSI) | 70,000 |
| Elongation % (Min) | 19 |
| Tube Type | Welded, ERW, EFW |
| Surface Treatment | Annealed and surface treated |
| Testing | 100% Eddy Current Testing (ECT), Hydro Testing |
| Manufacturing Standards | ASTM A423, BS-6323, EN 10217-1 & 2, JIS G3445, DIN 17177 |
| Available Length | Single Random, Double Random, Cut Length |
| End Types | Plain End, Beveled End |
| Application Sectors | Power Plants, Petrochemical, Fertilizers, Chemicals, Steel, Cement, Marine, Aerospace |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
They offer excellent corrosion resistance due to weathering properties, combined with high mechanical strength ideal for withstanding thermal cycles and high pressure in air preheater systems.
Yes, Corten Steel APH Tubes are available in round, square, and rectangular shapes with options for single random, double random, and cut lengths as per customer requirements.
100% Eddy Current Testing (ECT) to detect defects, hydro testing for weld strength and integrity, annealing, and surface treatments are applied to ensure durability and conformity to standards.
Yes, the tubes conform to ASTM A423, BS 6323, EN 10217, JIS G3445, DIN 17177, and other major international standards ensuring global acceptance.
They are widely used in power plants, petrochemical refineries, fertilizer plants, cement factories, marine, aerospace, and heavy engineering fabrications for air preheater and boiler applications.
CORTEN STEEL AIR PRE HEATER (APH) TUBES:-
ASTM A423 A Gr.1 & 2 Pipes & Tubes. Corten Steel Gr.1 Pipes. Corten Steel Gr.1 Welded Pipes & Tubes.
Manufacturer, Exporter & Suppliers: - ASTM /SA 423 GR. 1, SA 214, BS-6323-5 & BS-6323-6/ DIN 17177 / EN 10217-1 & 2 / EN 10305-2 & 3 /ASTM A 847, ASTM 588, ASTM 606 / JIS G 3445
STANDARDS | : | ASTM A 423 / ASME SA 423/ SA 214/ /BS 6323 PART V / EN 10217-1 & 2 |
SHAPE | : | ROUND, SQUARE,RECTANGULAR, TUBES |
LENGTH | : | SINGLE RANDOM, DOUBLE RANDOM & CUT LENGTH |
TYPE | : | WEATHERING STEEL / CORROSIVE CORTEN STEEL TUBES / CORTEN STEEL |
END | : | PLAIN END, BEVELED END |
TYPES OF CORTEN STEEL ASTM A423 A GR.1 PIPES & TUBES:
•Corten Steel ASTM A423 A Gr.1 Welded Pipes
•Corten Steel ASTM A423 A Gr.2 Welded Tubes
•Corten Steel ERW Pipes
•Corten Steel EFW Tubes
•Corten Steel ASTM A423 A Gr.1 Welded Pipes
•Corten Steel ASTM A423 A Gr.1 Rectangular / Squre Hollow Pipes
•Corten Steel APH Tubes
•Corten Steel Erw Air Pre Heater Tubes
•Corten Steel Welded Tubes
•Corten Steel Rectangular / Squre Tubes
*Weathering Steel Tubes
*Highly Corrosive Corten Steel Tubes Manufacturer
*Corten Steel Sailcor Pipes & Tubes
Corten Steel Tubes & Pipes Chemical Composition
Chemical Composition for Corten Steel Pipes is mentioned below. If any of the Chemical compositions are not mentioned here, Kindly get in touch with us.
COMPOSITION | Grade 1 | Grade 2 |
Carbon, max | 0.15 | 0.15 |
Manganese, max | 0.55 | 0.50–1.00 |
Phosphorus | 0.06–0.16 | 0.04 max |
Sulfur, max | 0.060 | 0.05 |
Silicon, min | 0.10 | … |
Copper | 0.20–0.60 | 0.30–1.00 |
Chromium | 0.24–1.31 | … |
Nickel | 0.20–0.70 | 0.40–1.10 |
Molybdenum, min | … | 0.10 |
Elements | Heat Analysis | Product Analysis |
Carbon Max | 0.20 | 0.24 |
Manganese Max | 1.35 | 1.40 |
Phosphorus Max | 0.15 | n/a |
Sulpher Max | 0.05 | 0.06 |
Copper Min | 0.20 | 0.18 |
Corten Steel Pipes Mechanical Properties
Mechanical Properties for Corten Steel Tubes are mentioned below. If any of the Mechanical Properties are not mentioned here, Kindly get in touch with us.
Grade | Yield Strength Min PSI | Tensile Strength Min PSI | Elongation % (min) |
ASTM A847 | 50,000 | 70,000 | 19 |
Corten Steel Pipes Equivalent Material Grade
The equivalent Material Grade for Corten Steel Tubes is mentioned below. If any of the Equivalent of Corten Steel Material Grade are not mentioned here, Kindly get in touch with us.
APPLICATION | BRITISH STANDARD | JAPANESEJIS | GERMAN DIN | AMERICAN ASTM |
AIR PRE HEATERS | BS-6323-5 BS-6323-6 | JIS G 3445 | DIN 17177 EN 10217-1 AND 2 EN 10305-2 AND 3 | ASTM A423 GR.1 ASTM A214 |
Respected Sir,Greetings For The Day !
We an ISO 9001-2015 certified leading Manufacturer & Specialists of CORTEN STEEL / CARBON STEEL / STAINLESS STEEL- ERW AIR PRE-HEATER (APH) & BOILER TUBES / HEAT EXCHANGER TUBES / PRECISION AUTOMOTIVE (CEW) TUBES & CARBON STEEL / ALLOY STEEL COLD DRAWN SEAMLESS (CDS) BOILER TUBES (IBR / NON-IBR) etc.
We cater to huge customer base spread across the globe to various industrial sectors like Oil & Petrochemicals Refinery, Fertilizers, Chemicals, Steel, Power, Energy, Cement, Marine & Offshore, Aerospace, Defence, Dairy, Distillery, Sugar Mills, Paper Mills, Textile Mills, Oil Mills, Boiler & Heavy Engineering/Fabrication etc.
Air Pre-Heater (APH) & Boiler IBR (Indian Boiler Regulation) Tubes are manufactured in a wide range to meet the desired customer specifications. These tubes conform to national and international standards such as ASTM A 423 (CORTEN A), BS-6323 Part-V, BS-3059 (IBR), ASTM A-588, ASTM A-210 Gr. A1, ASTM A 179, ASTM A178, ASTM A-214, ASTM A-192, ASTM A-106 Gr. B & C, ASTM A 333 / 334 Gr. 6, DIN-2391, ST-37, ST-52, IS-3601, IS-1914 etc.
Various steps in the manufacturing process accord our APH Tubes, Heat Exchanger Tubes & All Types of Boiler Tubes & IBR tubes all the desired characteristics: -
* Annealing and Surface treatment of ERW tubes.
* Straightening and 100 % Eddy current testing (ECT) ensure quality and fitness for required application.
* Hydro testing ensures the strong weld strength to withstand required high pressure.
Additionally maintaining huge stock of indigenous brands like MSL / ISMT / JINDAL SAW & Import stockist of CARBON STEEL / ALLOY STEEL / STAINLESS STEEL SEAMLESS/WELDED TUBES / PIPES & PIPE-FITTINGS (IBR/ NON-IBR) range up to 48" dia. Also able to cater in special alloys as DUPLEX, SUPER-DUPLEX, NICKLE ALLOY, INCONEL, MONEL, HESTOLLOY, TITANIUM in shape of Sheet/Plate, Tube/Pipe & complete range of Pipe-Fittings.
We are also a Channel Partner of TATA STEEL LTD.
For your kind information, we hereby providing our "Company Profile, Authorization Certificate & Client Awarded Performance Certificates" as file attached.Hence, we humbly request you to kindly send us your valued Purchase Enquiries / RFQ's ASAP to quote our most competitive offer.
Our aim is to provide Quality Products, Excellent Services at Most Competitive Prices.
We sincerely look forward to your fresh Purchase Enquiries / RFQ's ASAP.
Thanks & Best Regards
For PUSHPAK STEEL & ENGINEERING CO.
(A unit of SM Bhansali Group)
HEMANT BHANSALIForeign Trade - Head Sales & Operations.
Contact: +91 *****
PUSHPAK STEEL & ENGINEERING CO.(Mfrs. & Specialists of CORTEN, CARBON & SS ERW APH / CDS BOILER TUBES)
6-B, 1st Floor, 52/54, C.P. Tank Road,
Opp. 2nd Panjarapole Lane, Mumbai - 400 004 (India)
Phones: +91 22 66362279 / 66595478
Email-1: ***** ; Email-2: *****
Website:
"PIONEERS IN ENGINEERING & TURNKEY PROJECTS"
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Mumbai , India
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