Carbon Steel Pipe SCH 40 (Seamless CS Pipe Dimensions & Specifications)
Prime Mill Grade | Certified China Exporter & Factory Direct Supply
Carbon Steel Pipe SCH 40 (Seamless CS Pipe Dimensions & Specifications) - Technical Overview & Specifications
Schedule 40 (SCH 40) Carbon Steel Pipe is the global benchmark wall thickness standard for high-pressure fluid conveyance, steam lines, structural fabrication, and refinery piping. Produced strictly in compliance with ASTM A106 Grade B, ASTM A53 Grade B, and API 5L Gr. B, our seamless CS pipes feature uniform concentricity, high tensile strength, and exact dimensional tolerances. Available with plain square cut ends or 30° beveled ends (BBE), rust-preventative black vanish coating, and plastic end caps. Contact our engineering team for real-time factory wholesale pricing and custom cut-to-length services.
Due to daily market movements in raw material costs and exchange rates, prime steel products are quoted on a spot basis rather than fixed prices. We provide transparent wholesale pricing with tier-based volume discounts (FCL / Bulk). Contact our export sales engineering team to receive today's official FOB / CIF quotation and MTC certificate.
Product Parameters
| Product Name | Carbon Steel Pipe SCH 40 / Seamless CS Pipe |
| Wall Thickness Schedule | Schedule 40 (SCH 40) / Standard Weight (STD) |
| Material Standard | ASTM A106, ASTM A53, ASME B36.10M, API 5L PSL1/PSL2 |
| Steel Grade | A106 Gr. B, A53 Gr. B, API 5L Gr. B, Q235, Q355 |
| Nominal Pipe Size (NPS) | 1/2", 3/4", 1", 1-1/2", 2", 3", 4", 6", 8", 10", 12", 16", 20", 24" |
| SCH 40 Dimensions Sample | 1/2" (21.3x2.77mm), 1" (33.4x3.38mm), 2" (60.3x3.91mm), 4" (114.3x6.02mm), 6" (168.3x7.11mm) |
| Pipe End Finish | Beveled End (BBE 30°), Plain Square Cut (PE), Threaded & Coupled (T&C) |
| Quality Inspection | 100% Hydrostatic Test, Ultrasonic Test (UT), Magnetic Particle, EN 10204 3.1 MTC |
| Pricing & Supply | Daily spot factory direct quotation per metric ton / MOQ 10 Tons (FCL container shipment) |
Chemical Composition
| Grade | C (%) | Mn (%) | P (%) | S (%) | Si (%) | Cr (%) | Cu (%) |
|---|---|---|---|---|---|---|---|
| A106 Gr. B / CS Pipe | ≤ 0.30 | 0.29 - 1.06 | ≤ 0.035 | ≤ 0.035 | ≥ 0.10 | ≤ 0.40 | ≤ 0.40 |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation in 2in (%) |
|---|---|---|---|
| A106 Gr. B | ≥ 415 | ≥ 240 | ≥ 30 |
Product Features & Advantages
- Rigorous dimensional tolerance adhering to ASME B36.10M welded and seamless wrought steel pipes
- Superior high-temperature strength and internal hydrostatic pressure containment
- Excellent bendability and weldability without seam defect risks
- Supplied with verified EN 10204 3.1 Mill Test Certificates and SGS / BV third-party inspection
Applications & Industries
Customer Reviews & Mill Quality Audits
Overall Satisfaction from Global EPC & Steel Buyers
EN 10204 3.1 Chemical & Tensile Verification Passed
SGS, BV & Cotecna Third-Party Audits Supported
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