Zvishandiso zvemapaipi zveASTM A234 WPB & WPC zvinosanganisira magokora, tee, zvidzikisi
Kuumbwa kwemakemikari kweASTM A234 WPB & WPC
| Chinhu | Zviri mukati, % | |
| ASTM A234 WPB | ASTM A234 WPC | |
| Kabhoni [C] | ≤0.30 | ≤0.35 |
| Manganese [Mn] | 0.29-1.06 | 0.29-1.06 |
| Phosphorus [P] | ≤0.050 | ≤0.050 |
| Sarufa [S] | ≤0.058 | ≤0.058 |
| Silikoni [Si] | ≥0.10 | ≥0.10 |
| Chromium [Cr] | ≤0.40 | ≤0.40 |
| Molybdenum [Mo] | ≤0.15 | ≤0.15 |
| Nickel [Ni] | ≤0.40 | ≤0.40 |
| Mhangura [Cu] | ≤0.40 | ≤0.40 |
| Vanadium [V] | ≤0.08 | ≤0.08 |
*Kabhoni Yakaenzana [CE=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15] haifanirwe kupfuura 0.50 uye inofanira kutaurwa paMTC.
Hunhu hweASTM A234 WPB & WPC hwemakanika
| Magiredhi eASTM A234 | Simba reKusimba, min. | Simba reGoho, min. | Kureba %, min | |||
| ksi | MPa | ksi | MPa | Kureba | Kuchinja-chinja | |
| WPB | 60 | 415 | 35 | 240 | 22 | 14 |
| WPC | 70 | 485 | 40 | 275 | 22 | 14 |
*1. Zvishandiso zvemapaipi zveWPB neWPC zvakagadzirwa nemaplate zvinofanira kunge zvakareba zvishoma zve17%.
*2. Kunze kwekunge zvichidikanwa, kukosha kwekuoma kwechinhu hakufanirwe kutaurwa.
Kugadzira
Zvishandiso zveASTM A234 zvesimbi yekabhoni zvinogona kugadzirwa nemapaipi asina musono, mapaipi akasungirirwa kana mapurati nekugadzira mashandiro ekudzvanya, kuboora, kuburitsa, kukotama, kubatanidza welding, kugadzira, kana nekubatanidzwa kwemabasa maviri kana anopfuura aya. Zvese zvinosungirirwa zvinosanganisira zvinosungirirwa muzvigadzirwa zvematubhu zvinogadzirwa kubva muzvishandiso zvinofanirwa kugadzirwa zvichienderana neASME Section IX. Kurapa kupisa mushure mekusungirirwa pa1100 kusvika 1250°F[595 kusvika 675°C] uye kuongororwa kweX-ray kunofanira kuitwa mushure mekuita kwekubatanidza.


