Tuam Tshoj tus zoo seamless steel yeeb nkab tsum
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 cua sov-txias tubes |
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 | Alloy steel forgings rau siab thiab kub qhov chaw |
ASTM SA 519 4140 / 4130 ASTM SA 519 4140 / 4130 Cov Lus Qhia | 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 Composition thiab Mechanical Properties
Txuj | Qib | Chemical Components (%) | Mechanical Properties | |||||
C | Si | Mn | P | S | Tensile zog (Mpa) | Yield zog (Mpa) | ||
ASTM A53 | A | ≤ 0.25 | - | ≤ 0.95 | ≤ 0.05 | ≤ 0.06 | ≥330 | ≥205 |
B | ≤ 0.30 | - | ≤1.2 | ≤ 0.05 | ≤ 0.06 | ≥415 | ≥240 | |
ASTM A106 1 | A | ≤ 0.30 | ≥0.10 | 0.29-1.06 Nws | ≤ 0.035 | ≤ 0.035 | ≥415 | ≥240 |
B | ≤ 0.35 | ≥0.10 | 0.29-1.06 Nws | ≤ 0.035 | ≤ 0.035 | ≥485 | ≥275 | |
ASTM A179 Cov khoom lag luam | A179 | 0.06-0.18 dr hab | - | 0.27-0.63 Nws | ≤ 0.035 | ≤ 0.035 | ≥325 | ≥180 |
ASTM A192 Cov Lus Qhia Tshwj Xeeb | A192 | 0.06-0.18 dr hab | ≤ 0.25 | 0.27-0.63 Nws | ≤ 0.035 | ≤ 0.035 | ≥325 | ≥180 |
API 5L PSL1 | A | 0.22 | - | 0.9 | 0.03 ib | 0.03 ib | ≥331 | ≥207 |
B | 0.28 ib | - | 1.2 | 0.03 ib | 0.03 ib | ≥414 | ≥241 | |
X42 | 0.28 ib | - | 1.3 | 0.03 ib | 0.03 ib | ≥414 | ≥290 | |
X46 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥434 | ≥317 | |
X52 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥455 | ≥359 | |
X56 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥490 | ≥386 | |
X 60 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥517 | ≥448 | |
X 65 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥531 | ≥448 | |
X 70 | 0.28 ib | - | 1.4 | 0.03 ib | 0.03 ib | ≥565 | ≥483 | |
API 5L PSL2 | B | 0.24 ib | - | 1.2 | 0.025 ib | 0.015 ib | ≥414 | ≥241 |
X42 | 0.24 ib | - | 1.3 | 0.025 ib | 0.015 ib | ≥414 | ≥290 | |
X46 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥434 | ≥317 | |
X52 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥455 | ≥359 | |
X56 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥490 | ≥386 | |
X 60 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥517 | ≥414 | |
X 65 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥531 | ≥448 | |
X 70 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥565 | ≥483 | |
X80 | 0.24 ib | - | 1.4 | 0.025 ib | 0.015 ib | ≥621 | ≥552 |
Tolerances
Hom yeeb nkab | Cov yeeb nkab loj (mm) | Tolerances |
Kub dov | OD <50 | ± 0.50 hli |
OD ≥ 50 | ± 1% | |
WT <4 | ± 12.5% | |
WT 4 ~ 20 | +15%, -12.5% | |
WT> 20 | ± 12.5% | |
Txias kos | OD 6-10 | ± 0.20 hli |
OD 10 – 30 | ± 0.40 hli | |
OD 30 ~ 50 | ± 0.45 hli | |
OD> 50 | ± 1% | |
WT≤1 | ± 0.15 hli | |
WT1 ~ 3 | +15%, -10% | |
WT > 3 | +12.5%, -10% |
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-shaft Casing | Auto sem-shaft 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 |
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 |