TORICH INTERNATIONAL LIMITED
| Application | Atmospheric and Lower Temperatures |
| Outer diameter(round) | 8 - 426 mm |
| Thickness | 1-100mm |
| Standard | ASTM,DIN,API,GB,JIS |
| Length | 5.8-12m,or as required., |
| Material | Low Carbon Steel |
| Grade | Grade1 |
| Technique | Hot Rolled,Cold Drawn,Cold Rolled,ERW,welded and seamless steel pipe |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-30days upon products |
| Packaging Details | In bundles or in wooden boxes. |
| Brand Name | TORICH |
| Model Number | A524 |
| Certification | ISO9001 ISO 14001 TS16949 |
| Place of Origin | zhejiang/China |
View Detail Information
Explore similar products
Cold Drawn Shock Absorber Tube with High Dimensional Accuracy for Automotive
AISI 4140 Seamless Tubing Medium Carbon Alloy Steel Seamless Pipe For Mechanical
ERW Precision Steel Tubes ERW Precision Tubes
High Tolerance Seamless Steel Tubes / Precision Steel Pipe Pipe For Automotive
Product Specification
| Application | Atmospheric and Lower Temperatures | Outer diameter(round) | 8 - 426 mm |
| Thickness | 1-100mm | Standard | ASTM,DIN,API,GB,JIS |
| Length | 5.8-12m,or as required., | Material | Low Carbon Steel |
| Grade | Grade1 | Technique | Hot Rolled,Cold Drawn,Cold Rolled,ERW,welded and seamless steel pipe |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-30days upon products | Packaging Details | In bundles or in wooden boxes. |
| Brand Name | TORICH | Model Number | A524 |
| Certification | ISO9001 ISO 14001 TS16949 | Place of Origin | zhejiang/China |
| High Light | ASTM A524 seamless steel pipe ，low carbon steel pipe 8-426mm ，precision seamless steel tube | ||
ASTM A524 (also designated A524/A524M-21 in its latest revision) defines the standard specification for seamless low-carbon (killed) steel pipe, primarily intended for service at atmospheric and lower temperatures, covering nominal pipe sizes (NPS) from 1/8″ to 26″ with wall thickness per ANSI B36.10
The steel is required to be killed steel, produced via open-hearth, electric-furnace, or basic-oxygen processes. It should follow fine-grain practices, cast as ingots or strand-cast, and can be supplied either hot-finished or cold-drawn depending on size
| Element | Composition |
|---|---|
| Carbon (C) | max 0.21 % |
| Manganese (Mn) | 0.90–1.35 % |
| Phosphorus (P) | max 0.035 % |
| Sulfur (S) | max 0.035 % |
| Silicon (Si) | 0.10–0.40 % |
Distinct ranges for Grades I and II depending on wall thickness:
| Grade | Wall Thickness | Yield Strength (min) | Tensile Strength | Elongation (2″ gauge) |
|---|---|---|---|---|
| I | ≤ 0.375″ (9.52 mm) | 35 000 psi (~240 MPa) | 60 000–85 000 psi (414–586 MPa) | ≥ 30 % |
| II | > 0.375″ (9.52 mm) | 30 000 psi (~205 MPa) | 55 000–80 000 psi (380–550 MPa) | ≥ 25 % |
These pipes also undergo flattening, hydrostatic, bending, and tensile tests as part of quality assurance A
While this spec encompasses two grades, only Grades I and II are standardized for A524. Alternative low-temperature pipes—such as ASTM A333—exist but are distinct standards (not within A524 itself)
ASTM A524 (A524/A524M-21) is the primary reference standard
Designation includes both inch-pound and SI units but prioritizes inch-pound unless "M" is specified
A524 pipes are well-suited for:
Hydraulic and pneumatic systems
Oil and gas industry pipelines
Pressure vessels, heat exchangers
Automotive components and structural use
Chemical processing, marine, power generation, water supply
In oil & gas, for low-temperature fluid transport or cold climates
In petrochemical plants, as conduit for volatile chemicals
In power plants, as piping for cold feedwater or low-temperature steam
In automotive, for hydraulic cylinder tubing or precision hydraulic lines
In chemical processing, for corrosion-prone or low-temp pipelines
| Category | Specification Summary |
|---|---|
| Material | Killed low-carbon steel |
| Grades | I (thin) and II (thick) |
| Chemistry | C ≤ 0.21%, Mn 0.90–1.35%, P/S ≤ 0.035%, Si 0.10–0.40% |
| Mechanical | Grade I: YS ≥ 240 MPa, TS 414–586 MPa, Elong ≥ 30%; Grade II: YS ≥ 205 MPa, TS 380–550 MPa, Elong ≥ 25% |
| Testing | Flattening, hydrostatic, tensile, bend tests |
| Manufacture | Hot-finished or cold-drawn |
| Applications | Hydraulic, oil & gas, automotive, chemical, power, structural, marine |
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock,
it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
#torich-about-brief, #torich-about-brief * { box-sizing: border-box; } #torich-about-brief { --torich-red: #d71920; --torich-dark: #222a31; --torich-text: #4f5962; --torich-muted: #77818a; --torich-line: #e7eaed; --torich-soft: #f6f7f8; width: 100%; color: var(--torich-text); ... #torich-about-brief, #torich-about-brief * { box-sizing: border-box; } #torich-about-brief { --torich-red: #d71920; --torich-dark: #222a31; --torich-text: #4f5962; --torich-muted: #77818a; --torich-line: #e7eaed; --torich-soft: #f6f7f8; width: 100%; color: var(--torich-text); ...
Get in touch with us
Leave a Message, we will call you back quickly!