keep on to improve, to make sure solution good quality in line with market and shopper standard requirements. Our business has a top quality assurance program are actually established for API 5L Seamless Steel Pipe, China Seamless Steel Pipe, St52 Seamless Steel Pipe, We now have constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. Thorough Info and parameters from the merchandise will probably be sent to you for any comprehensive acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.
Chemical Comment:
| Material | C | Si | Mn | P | S | NB | V | Ti | Cr | Ni | Cu | N | Mo |
| ST52 | ≤0.18 | ≤0.50 | ≤1.70 | ≤0.030 | ≤0.025 | ≤0.07 | ≤0.15 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.012 | ≤0.10 |
Mechanical Property
| Yield Strength | ≤16 | 16-40 | 40-63 | 63-80 | 80-100 | 100-150 | 150-200 | 200-250 | 250-400 |
| ≥345 | ≥335 | ≥325 | ≥315 | ≥305 | ≥285 | ≥275 | ≥275 | ≥265 | |
| Tensile Strength | 450-630 | ||||||||
| Elongation | ≥21 | ||||||||
| Impact test | -20℃:≥34 | ||||||||
|
Standard |
Grade |
OD |
Thickness |
Remarke |
|
ASTM A106 |
106B 106C |
21.3-914mm |
2-150mm |
steel pipe |
|
ASTM A213 |
T5 T9 T11 T12 T22 T91 |
19-127mm |
2-20mm |
Heat exchanger steel pipe |
|
ASTM A335 |
P5 P9 P11 P12 P22 P36 P91 |
60.3-914mm |
2-150mm |
steel pipe |
|
ASTM A333 |
Gr6 Gr8 Gr10 |
21.3-914mm |
2-80mm |
Low temperature pipeline steel pipe |
|
EN10216-2 |
P195GH P235GH P265GH 16Mo3 13CrMo4-5 10CrMo9-10 15NiCuMoNb5-6-4(WB36) X10CrMoVNb9-1 X20CrMoV11-1 |
19-914mm |
2-150mm |
steel pipe |
|
GB9948 |
10 20 12CrMo 15CrMo 12Cr1MoV 12Cr2Mo 12Cr5Mo 12Cr9Mo |
19-914mm |
2-150mm |
Oil cracking pipe |
|
GB6479 |
10 20 Q345BCDE 12CrMo 15CrMo 12Cr2Mo 12Cr5Mo 10MoWVNb 12SiMoVNb |
19-914mm |
2-150mm |
High-pressure fertilizer tube |