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Home > Metallurgy, Mineral & Energy > Steel & Products > Steel Pipe & Tube > GB/T 8163 Seamless Steel Tube – Liquid Service Grades 10, 20, Q345 – General Fluid Transport – Water, Oil, Gas
GB/T 8163 Seamless Steel Tube – Liquid Service Grades 10, 20, Q345 – General Fluid Transport – Water, Oil, Gas
Product Spotlights
GB/T 8163 seamless steel tubes for general liquid service – water, oil, gas transport, compressed air, and industrial fluid systems.
Service Limits:
Service Limits:
Negotiable
MOQ: 1 Metric Ton (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Type:
Seamless
Warranty:
1 Y
Technique:
Cold Drawn
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai
Delivery Detail:
30 days
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Type
Seamless
Warranty
1 Y
Technique
Cold Drawn
Surface Treatment
Oiled
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose, Other
Material
Carbon Steel
After-sales Service
Y
Section Shape
Round
Transport Package
Hexagonal or square
Specification
6-256MM
Trademark
N/A
Origin
CHINA
GB/T 8163 Seamless Steel Tube – Liquid Service
Grades 10, 20, Q345 – General Fluid Transport – Water, Oil, Gas
Product Overview
GB/T 8163 seamless steel tubes for general liquid service – water, oil, gas transport, compressed air, and industrial fluid systems.
Service Limits: Grades: 10, 20 (most popular) , Q345, Q420
OD: 6mm – 610mm | WT: 1.5mm – 40mm
✅ GB/T 8163-2018 – current Chinese standard
✅ Seamless – for pressure integrity
✅ Grade 20 – ≥245 MPa yield, 410-550 MPa tensile
✅ 100% hydrostatic tested
✅ EN 10204 3.1 MTC with heat number
Grade Selection – Fluid Transport
| Grade | Tensile (MPa) | Yield (MPa) | Application |
|---|---|---|---|
| 10 | 335-475 | ≥205 | Low pressure water/air |
| 20 | 410-550 | ≥245 | General fluid – most popular |
| Q345 | 490-665 | ≥325 | High strength structural |
Most Popular Sizes – Water/Oil Lines
| OD (mm) | WT (mm) | Grade | Application |
|---|---|---|---|
| 48.3 | 3.0 – 8.0 | 20 | Small bore |
| 60.3 | 3.0 – 10.0 | 20 | Process lines |
| 88.9 | 4.0 – 12.0 | 20 | Main transport |
| 114.3 | 4.0 – 16.0 | 20 | Water/oil mains |
Contact
📧 Email: yjhtrade@gmail.com
📞 WhatsApp: +86 15106174543
🌐 Website: www.wuxihengzhihui.com
Tags: GB/T 8163 Fluid Transport Tube Seamless Steel Pipe Water Pipe Oil Pipe Chinese Standard
Send Inquiry to This Supplier
1Yr
Business Type
Trading Company
Year Established
2021
Factory Size
50,000-100,000 square meters
Annual Export Value
Below US$1 Million
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