Thin Wall ERW Steel Pipe SCH20 Low Pressure Water Tube
Product Specification
Parameter | Detailed Information |
Official Product Name | Thin Wall ERW Steel Pipe SCH20 Low Pressure Water Tube |
Manufacturing Technique | Electric Resistance Welding (ERW), no leakage risk after 100% non-destructive weld inspection |
Standard Material Options | Q195, Q215, Q235, Q345, 10#, 20#, A53 Grade A/ B, St37, St42, St37-2, St35.4, St52.4 |
Outer Diameter Range | 21.3mm - 660mm, fully compliant with ASME B36.10, API 5L and GB/T 3094 standards |
SCH20 Wall Thickness | Matched to corresponding diameter specifications, tolerance controlled within ±5% |
Available Length | Single random length (5.8m/6m), double random length (11.8m/12m), customized cut-to-length supported |
Section Shape | Round, 100% uniform roundness for seamless fitting connection |
Pressure Rating | Designed for maximum 1.0MPa working pressure, suitable for all low-pressure water system scenarios |
Surface Treatment | Black bare finish, anti-rust oil coated, primer painted, hot-dip galvanized, powder coated (customizable per client requirements) |
End Finishing | Plain end, threaded end, beveled end, grooved end for different connection demands |
Minimum Order Quantity | 20 tons, small trial order negotiable |
Supply Capacity | 25,000 tons per month, fast delivery within 15-30 days |
Loading Port | Tianjin Port, China |
Packaging | Standard seaworthy packaging, or bundled with steel strips as requested |
Product Features & Advantages
Feature | Benefit |
Thin Wall Structure | Light weight, easy transportation, lower cost |
ERW Welded Technology | Stable performance, smooth inner wall, good flow performance |
SCH20 Standard | Uniform thickness, reliable for low pressure systems |
Low Pressure Design | Ideal for water supply, safe and long service life |
Good Weldability | Easy installation, connection, cutting and processing |
Corrosion Resistance | Suitable for water fluid, durable in normal environment |
Application
Application Category | Specific Use Cases |
Low Pressure Fluid Transport | Potable water supply lines, municipal domestic water distribution networks, general non-corrosive liquid conveyance |
Construction & Building | Indoor plumbing systems, HVAC chilled water lines, fire sprinkler branch piping, structural support for building frameworks |
Agricultural & Outdoor | Farm irrigation piping, greenhouse water circulation systems, fence post foundations, outdoor rainwater harvesting pipelines |
Industrial General Use | Factory non-hazardous low-pressure water lines, equipment cooling system tubing, scaffolding auxiliary piping |
Certification & Quality Assurance
Certification | Issuing Body | Validation Scope |
ISO 9001:2015 | Authorized Third-Party Audit Institution | Full manufacturing process quality management system |
API 5L | American Petroleum Institute | Piping for low-pressure fluid service compliance |
SGS Inspection | SGS | Raw material composition, dimensional tolerance verification |
BV Test | Bureau Veritas | Hydrostatic pressure testing, non-destructive weld examination |
CE Marking | EU Authorized Body | Compliance with European market safety standards |
Packaging & Shipping
Item | Details |
Packaging | Bundle packing with steel strips, plastic cap protection |
Marking | Product logo, size, standard, batch number |
Loading Port | Shanghai, Ningbo, Tianjin, Qingdao |
Delivery Time | 7-15 days after order confirmed |
Payment Term | T/T, L/C, Western Union |
MOQ | 1×20FT container / Negotiable |
Why Choose Our Thin Wall SCH20 ERW Water Pipe
★Strict raw material incoming inspection: every batch of steel coil comes with official mill test report to eliminate unqualified material risks.
★100% online production monitoring: real-time tracking of welding current, rolling speed and dimensional data to ensure consistent product quality.
★Full pre-delivery testing: each production lot completes hydrostatic test, weld seam ultrasonic inspection and dimensional sampling check before shipment.
★Customization support: we can adjust length, surface treatment, end type and packaging to fully match your local project requirements.
★Competitive ex-factory price with stable supply chain, helping you reduce overall procurement cost for bulk low-pressure water tubing projects.
