GBT8163 standard specifies the order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certification of seamless steel pipe for co...
GBT8163 standard specifies the order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certification of seamless steel pipe for conveying fluids.GBT8163 standard applies to seamless steel pipe for conveying ordinary fluids.
Mechanical Property of GBT8163
| Mechanical Property | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Grade | Tensile (MPa) | Yield (MPa) | Elong After Fracture A/% | Reduction Of Area (Z/%) | Shork Absorption Energy （KV2）/J |
|||||
| Steel Tube Wall Thickness/Mm | Test Temperature/℃ | Portrait | Transver | |||||||
| W16 | >16 — 40 | >40 | Portrait | Transver | ||||||
| Not Less Than | Not Less Than | |||||||||
| 10 | 335-490 | 205 | 195 | 185 | 24 | 22 | 一 | 一 | — | 一 |
| 20 | 410-550 | 245 | 235 | 225 | 24 | 22 | 一 | 0 | 40 | 27 |
| Q345B | 490-670 | 345 | 335 | 325 | 21 | 19 | 一 | 20 | 40 | 27 |
| Q345C | 490-670 | 345 | 335 | 325 | 21 | 19 | 一 | 0 | 40 | 27 |
| Q345D | 490-670 | 345 | 335 | 325 | 21 | 19 | 一 | -20 | 40 | 27 |
| Q345E | 490-670 | 345 | 335 | 325 | 21 | 19 | — | -40 | 40 | 27 |
| 12CrMo | 410-560 | 205 | 195 | 185 | 21 | 19 | — | 20 | 40 | 27 |
| 15CrMo | 440-640 | 295 | 285 | 275 | 21 | 19 | 一 | 20 | 40 | 27 |
| 12Cr2Moa | 450-600 | 280 | 20 | 18 | 一 | 20 | 40 | 27 | ||
| 12Cr5Mo | 390-590 | 195 | 185 | 175 | 22 | 20 | 一 | 20 | 40 | 27 |
| LOMoWVNb | 470-670 | 295 | 285 | 275 | 19 | 17 | 一 | 20 | 40 | 27 |
| 12SiMoVNb | 2470 | 315 | 305 | 295 | 19 | 17 | 50 | 20 | 40 | 27 |
FAQ
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Q:What are the certifications for your products?
A:We have ISO 9001, SGS, EWC and other certifications.
Q:How long does your delivery time take?
A:In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely large or special circumstances occur.
Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.
Q:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.
