ASM A234 WPB & WPC PIPE FTTings ciki har da elbows, Tee, Rufewa
Abubuwan sunadarai na Astm A234 WPB & WPC
Kashi | Abun ciki,% | |
Astm A234 WPB | Astm A234 WPC | |
Carbon [c] | ≤0.30 | ≤0.35 |
Manganese [MN] | 0.29-1.06 | 0.29-1.06 |
Phosphorus [p] | ≤0.050 | ≤0.050 |
Sulfur [s] | ≤0.058 | ≤0.058 |
Silicon [Si] | ≥0.10 | ≥0.10 |
Chromium [CR] | ≤0.40 | ≤0.40 |
Molybdenum [mo] | ≤00.15 | ≤00.15 |
Nickel [ni] | ≤0.40 | ≤0.40 |
Jan ƙarfe [Cu] | ≤0.40 | ≤0.40 |
Varadium [v] | ≤0.08 | ≤0.08 |
* Carbon daidaito [I = c + MN / 6 + (CR + MN 1 v) / 5 + (ni + cu) / 15] Ba za a ruwaito akan MTC ba.
Kayan aikin injin na Ashem A234 WPB & WPC
Astm A234 maki | Tenget ƙarfi, min. | Yawan amfanin ƙasa, min. | Elongation%, min | |||
ksi | MPA | ksi | MPA | Mai dogon lokaci | M | |
Wpb | 60 | 415 | 35 | 240 | 22 | 14 |
Wpc | 70 | 485 | 40 | 275 | 22 | 14 |
* 1. WPB da WPC PIPE masana'antu daga faranti zasu sami mafi ƙarancin elongation na 17%.
* 2. Sai dai idan an buƙata sai da ƙimar Hardness baya buƙatar ruwaito.
Sarrafa
Astm AN234 Carbon Carbon Carbon Sxintings na iya yin shi daga bututun ƙarfe na teku, puntos ta hanyar dannawa, ƙwanƙwasawa, injiniyoyi, ko fiye da waɗannan ayyukan biyu ko fiye. Duk welds sun hada da welds a cikin hanyoyin tubular daga abin da ya dace ana yin su ne daidai da asme sashe na IX. Jiyya-Weld zafi magani a 1100 zuwa 1250 ° F [595 zuwa 675 ° C] da kuma ana yin jarrabawar rediyo bayan tsarin waldi.