| Specifications | Range |
| Out Diameter | 33.4mm - 609.6mm |
| Wall Thickness | 3mm - 12mm |
| Characteristic | Tolerance |
| Outside diameter: D≤114,3 | ±1% or +/-0,5 |
| Off-roundness | For tubes of outside diameter D ≤ 114,3 mm, out-of-roundness shall be included in the limits of the diameter tolerances. |
| Wall thickness (T): ≤5 | +/-10% or +/-0,3 mm Whichever is the greater. |
| Wall thickness (T): >5 | +/-8% or +/-2 mm, Whichever is the smaller. |
| Height of the internal weld seam | The maximum height of the internal weld seam, after trimming shall be 1,5 mm |
| Outside | Trimmed |
| Straightness | The deviation from straightness, of any tube length L, shall not exceed 0,0015L. Deviations from straightness over any one metre length shall not exceed 3mm |
| Weight (M) | For the mass per unit length the provisions of ENV 10220 apply |
| Standard length | ≥ 6000 mm: 0/+50 mm |
Mechanical properties:
| Steel Grade | Yield strength (Mpa) min | Tensile strength (Mpa) | Elongation (%) min |
| P195TR1 | 195 | 320-440 | 27 |
| P195TR2 | 195 | 320-440 | 27 |
| P235TR1 | 235 | 360-500 | 25 |
| P235TR2 | 235 | 360-500 | 25 |
| P265TR1 | 265 | 410-570 | 21 |
| P265TR2 | 265 | 410-570 | 21 |
Product Pictures
FAQ
1. who are we?
We are based in Cangzhou, China, factory located in Mengcun, the hometown of chinese steel pipes.
2. how can we guarantee quality?
Always a pre-production sample before mass production;Always final
Inspection before shipment;
3. why should you buy from us not from other suppliers?
20 years manufacture &exporting
ISO/SGS/CE approval quality factory
Professional supplier in steel field
Product line of PPGI PPGL,GI GL
Machines of roofing sheet
Standard sea package
Good service
4. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
