Qhov ntau thiab tsawg:
Qhov siab tshaj plaws txoj kab uas hla: 36 "(914.4mm) yam tsawg kawg nkaus txoj kab uas hla: 1/2" (21.3mm)
Qhov siab tshaj plaws thickness: 60mm minmum thickness: 2.11mm
SCH: SCH 10 SCH 20 STD SCH 40 SCH 60 XS SCH 80 SCH 100 SCH 120 SCH 160 XXS
Kev siv:
| Cov kav dej txias | Chav / condensate yeeb nkab | Thaum tshav kub kub exchanger yeeb nkab | Marine / offshore yeeb nkab | Dredging yeeb nkab | Muaj yeeb nkab |
| Roj thiab roj yeeb nkab | Hluav taws kub sib tua yeeb nkab | Kev tsim kho / qauv yeeb nkab | Cov kav dej | Cov kav dej / dej phwj tuaj | Boiler raj |
Txheej
| 3 PE txheej | 3 PP txheej | FBE Txheej | Epoxy txheej | Daim duab tshwj xeeb |
Txheem carbon seamless steel yeeb nkab
| ASTM A53 Gr.B | Dub thiab kub-dipped zinc-coated steel kav welded thiab seamless |
| ASTM A106 Gr.B | Seamless carbon steel rau kev pabcuam kub |
| ASTM SA 179 Cov Lus Qhia | Seamless txias-draw low-carbon steel tshav kub exchanger thiab condenser raj |
| ASTM SA 192 Cov Lus Qhia | Seamless carbon steel boiler raj rau kev kub siab |
| ASTM SA 210 | Seamless Medium-carbon boiler thiab superheater raj |
| ASTM A 213 | Seamless alloy-steel boiler, superheater, thiab tshav kub exchanger raj |
| ASTM A333 Gr.6 | seamless thiab welded carbon thiab alloy steel yeeb nkab npaj rau siv nyob rau hauv qis kub. |
| ASTM A335 P9, P11, T22, T91 | Seamless ferritic alloy-steel yeeb nkab rau kev pabcuam kub |
| ASTM A 336 Cov khoom siv raw khoom | Alloy steel forgings rau siab thiab kub qhov chaw |
| ASTM SA 519 4140/4130 | Seamless carbon rau mechanical tubing |
| API Spec 5CT J55/K55/N80/L80/P110/K55 | Seamless steel yeeb nkab rau casing |
| API Spec 5L PSL1/PSL2 Gr.b, X42/46/52/56/65/70 | Seamless steel yeeb nkab rau kab yeeb nkab |
| TIAB SA 17175 | Seamless steel raj rau siab kub |
| DN2391 | Cold drawn seamless prevision yeeb nkab |
| TIAB SA 1629 | Seamless ncig unalloyed steel raj yuav tsum tau tshwj xeeb |
Chemical Cheebtsam & Mechanical Properties
| Txuj | Qib | Chemical Components (%) | Mechanical Properties | ||||||
| ASTM A53 | C | Si | Mn | P | S | Tensile zog (Mpa) | Yield zog (Mpa) | ||
| A | Tsawg dua lossis sib npaug rau 0.25 | - | Tsawg dua lossis sib npaug rau 0.95 | Tsawg dua lossis sib npaug rau 0.05 | Tsawg dua lossis sib npaug rau 0.06 | Ntau dua lossis sib npaug rau 330 | Ntau dua lossis sib npaug rau 205 | ||
| B | Tsawg dua lossis sib npaug rau 0.30 | - | Tsawg dua los yog sib npaug rau 1.2 | Tsawg dua lossis sib npaug rau 0.05 | Tsawg dua lossis sib npaug rau 0.06 | Ntau dua lossis sib npaug rau 415 | Ntau dua lossis sib npaug li 240 | ||
| ASTM A106 1 | A | Tsawg dua lossis sib npaug rau 0.30 | Ntau dua lossis sib npaug rau 0.10 | 0.29-1.06 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.035 | Ntau dua lossis sib npaug rau 415 | Ntau dua lossis sib npaug li 240 | |
| B | Tsawg dua lossis sib npaug rau 0.35 | Ntau dua lossis sib npaug rau 0.10 | 0.29-1.06 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.035 | Ntau dua lossis sib npaug rau 485 | Ntau dua lossis sib npaug li 275 | ||
| ASTM SA 179 Cov Lus Qhia | A179 | 0.06-0.18 | - | 0.27-0.63 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.035 | Ntau dua lossis sib npaug rau 325 | Ntau dua lossis sib npaug li 180 | |
| ASTM SA 192 Cov Lus Qhia | A192 | 0.06-0.18 | Tsawg dua lossis sib npaug rau 0.25 | 0.27-0.63 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.035 | Ntau dua lossis sib npaug rau 325 | Ntau dua lossis sib npaug li 180 | |
| API 5L PSL1 | A | 0.22 | - | 0.90 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 331 | Ntau dua lossis sib npaug rau 207 | |
| B | 0.28 | - | 1.20 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 414 | Ntau dua lossis sib npaug rau 241 | ||
| X42 | 0.28 | - | 1.30 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 414 | Ntau dua lossis sib npaug li 290 | ||
| X46 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 434 | Ntau dua lossis sib npaug rau 317 | ||
| X52 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 455 | Ntau dua lossis sib npaug li 359 | ||
| X56 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug li 490 | Ntau dua lossis sib npaug rau 386 | ||
| X60 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 517 | Ntau dua lossis sib npaug rau 448 | ||
| X65 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug li 531 | Ntau dua lossis sib npaug rau 448 | ||
| X70 | 0.28 | - | 1.40 | 0.030 | 0.030 | Ntau dua lossis sib npaug rau 565 | Ntau dua lossis sib npaug rau 483 | ||
| API 5L PSL2 | B | 0.24 | - | 1.20 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 414 | Ntau dua lossis sib npaug rau 241 | |
| X42 | 0.24 | - | 1.30 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 414 | Ntau dua lossis sib npaug li 290 | ||
| X46 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 434 | Ntau dua lossis sib npaug rau 317 | ||
| X52 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 455 | Ntau dua lossis sib npaug li 359 | ||
| X56 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug li 490 | Ntau dua lossis sib npaug rau 386 | ||
| X60 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 517 | Ntau dua lossis sib npaug rau 414 | ||
| X65 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug li 531 | Ntau dua lossis sib npaug rau 448 | ||
| X70 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 565 | Ntau dua lossis sib npaug rau 483 | ||
| X80 | 0.24 | - | 1.40 | 0.025 | 0.015 | Ntau dua lossis sib npaug rau 621 | Ntau dua lossis sib npaug li 552 | ||
Classfication ntawm carbon seamless steel yeeb nkab
| Hom | Daim ntawv thov |
| Lub Hom Phiaj | General qauv thiab mechanical |
| Liquid Services | Petroleum, gas thiab lwm yam kua conveying |
| Tsawg thiab Nruab Nrab Siab Boiler Tube | Chav thiab boiler manufacturing |
| Hydraulic Pillar Service | Hydraulic txhawb nqa |
| Auto Semi-ncej Casing | Auto sem-ncej casing |
| Kab Yeeb | Roj thiab roj conveying |
| Tubing thiab Casing | Roj thiab roj conveying |
| Drill Pipes | Qhov dej drilling |
| Geological Drilling Yeeb Nkab | Geological drilling tshuab |
| Rauv tubes, cua sov exchangers raj | Rauv tubes, kub exchangers |
Tolerances ntawm carbon seamless steel yeeb nkab
| Hom yeeb nkab | Cov yeeb nkab loj (mm) | Tolerances |
| Kub dov | OD<50 | ± 0.50mm |
| OD Ntau dua lossis sib npaug rau 50 | ±1% | |
| WT<4 | ±12.5% | |
| WT 4-20 | +15%, -12.5% | |
| WT>20 | ±12.5% | |
| Txias kos | OD 6-10 | ± 0.20mm |
| OD 10-30 | ± 0.40mm | |
| OD 30-50 | ±0.45 | |
| OD>50 | ±1% | |
| WT Tsawg dua lossis sib npaug rau 1 | ± 0.15 hli | |
| WT 1-3 | +15%, -10% | |
| WT >3 | +12.5%, -10% |
