Standard of mpweya zitsulo Seamless chitoliro
| ASTM A53 G.B | Mapaipi achitsulo akuda ndi otentha oviikidwa ndi zinc amawotcherera komanso opanda msoko |
| Chithunzi cha ASTM A106 G.B | Seamless carbon steel for high temperature service |
| Chithunzi cha ASTM SA179 | Chotenthetsera chotenthetsera chachitsulo chosasunthika chokokedwa ndi mpweya wocheperako komanso machubu a condenser |
| Chithunzi cha ASTM SA192 | Machubu osasunthika a zitsulo za kaboni osasunthika amphamvu kwambiri |
| Chithunzi cha ASTM SA210 | Seamless Medium-carbon boiler ndi machubu apamwamba kwambiri |
| ASTM A213 | Boiler zitsulo zopanda Seamless, superheater, ndi machubu osinthanitsa kutentha |
| ASTM A333 GR.6 | opanda msoko ndi welded mpweya ndi aloyi zitsulo chitoliro anafuna ntchito pa kutentha otsika. |
| ASTM A335 P9,P11,T22,T91 | Seamless ferritic alloy-chitsulo chitoliro cha ntchito yotentha kwambiri |
| Chithunzi cha ASTM A336 | Aloyi zitsulo forgings kukakamiza ndi mkulu kutentha mbali |
| ASTM SA519 4140/4130 | Mpweya wopanda mpweya wamachubu wamakina |
| API Spec 5CT J55/K55/N80/L80/P110/K55 | Seamless zitsulo chitoliro kwa posungira |
| API Spec 5L PSL1/PSL2 Gr.b, X42/46/52/56/65/70 | Chitoliro chachitsulo chosasokonekera cha chitoliro cha mzere |
| Mtengo wa 17175 | Chubu chachitsulo chosasunthika cha kutentha kokwezeka |
| Chithunzi cha DN2391 | Chitoliro chozizira chokoka mopanda msoko |
| Mtengo wa 1629 | Machubu achitsulo osasunthika ozungulira osasunthika malinga ndi zofunikira zapadera |
Mpweya wachitsulo wopanda chitoliro kalasi:
Chemical zigawo & mawotchi katundu
| Standard | Gulu | Zida Zamankhwala (%) | Mechanical Properties | ||||||
| Chithunzi cha ASTM A53 | C | Si | Mn | P | S | Tensile Strength(Mpa) | Yield Strength(Mpa) | ||
| A | ≤0.25 | - | ≤0.95 | ≤0.05 | ≤0.06 | ≥330 | ≥205 | ||
| B | ≤0.30 | - | ≤1.2 | ≤0.05 | ≤0.06 | ≥415 | ≥240 | ||
| Chithunzi cha ASTM A106 | A | ≤0.30 | ≥0.10 | 0.29-1.06 | ≤0.035 | ≤0.035 | ≥415 | ≥240 | |
| B | ≤0.35 | ≥0.10 | 0.29-1.06 | ≤0.035 | ≤0.035 | ≥485 | ≥275 | ||
| Chithunzi cha ASTM SA179 | A179 | 0.06-0.18 | - | 0.27-0.63 | ≤0.035 | ≤0.035 | ≥325 | ≥180 | |
| Chithunzi cha ASTM SA192 | A192 | 0.06-0.18 | ≤0.25 | 0.27-0.63 | ≤0.035 | ≤0.035 | ≥325 | ≥180 | |
| API 5L PSL1 | A | 0.22 | - | 0.90 | 0.030 | 0.030 | ≥331 | ≥207 | |
| B | 0.28 | - | 1.20 | 0.030 | 0.030 | ≥414 | ≥241 | ||
| X42 | 0.28 | - | 1.30 | 0.030 | 0.030 | ≥414 | ≥290 | ||
| x46 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥434 | ≥317 | ||
| X52 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥455 | ≥359 | ||
| x56 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥490 | ≥386 | ||
| X60 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥517 | ≥448 | ||
| x65 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥531 | ≥448 | ||
| X70 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥565 | ≥483 | ||
| API 5L PSL2 | B | 0.24 | - | 1.20 | 0.025 | 0.015 | ≥414 | ≥241 | |
| X42 | 0.24 | - | 1.30 | 0.025 | 0.015 | ≥414 | ≥290 | ||
| x46 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥434 | ≥317 | ||
| X52 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥455 | ≥359 | ||
| x56 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥490 | ≥386 | ||
| X60 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥517 | ≥414 | ||
| x65 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥531 | ≥448 | ||
| X70 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥565 | ≥483 | ||
| x80 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥621 | ≥552 | ||
Gulu la carbon zitsulo seamless chitoliro
| Mitundu | Kugwiritsa ntchito |
| Zolinga Zapangidwe | General kapangidwe ndi makina |
| Liquid Services | Petroleum, gasi ndi madzi ena otumiza |
| Boiler Tube Yotsika ndi Yapakatikati | Kupanga nthunzi ndi boiler |
| Ntchito ya Hydraulic Pillar | Thandizo la Hydraulic |
| Auto Semi-shaft Casing | Makina opangira sem shaft |
| Chitoliro cha Line | Kutumiza mafuta ndi gasi |
| Tubing ndi Casing | Kutumiza mafuta ndi gasi |
| Dulani Mapaipi | Kubowola bwino |
| Geological Drilling Pipe | Kubowola kwa Geological |
| Machubu a ng'anjo, machubu osinthanitsa kutentha | Machubu a ng'anjo, osinthanitsa kutentha |
Nthawi yotumiza: Aug-23-2022