Bomba la Chuma la ASTM A53 B ERWMaombi
1 Usanifu: kiwango cha juu cha bomba chini ya uchimbaji zaidi wa maji ya chini ya ardhi wakati minara, boilers, kusafirisha maji ya moto na kadhalika.
2 Uchimbaji, seti za kuzaa, mashine za usindikaji na vifaa vingine.
3 Darasa la umeme: usambazaji wa gesi, mfereji wa maji ya nguvu ya maji.
4 Mirija ya kuzuia tuli mitambo ya nguvu ya upepo.
Bomba la Chuma la ASTM A53 B ERW linashughulikia aina na alama zifuatazo:
Aina E—Umeme-upinzani-welded, Madaraja A na B
Kemikali ya Bomba la Chuma la ASTM A53 B ERW
Aina | Kaboni max. % | Manganese max. % | Fosforasi max. % | Sulfuri max. % | Shaba max. % | Nickel max. % | Chromium max. % | Molybdenum max. % | ||||||||
Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | Daraja A | Daraja B | |
Aina E (svetsade ya upinzani dhidi ya umeme) | 0.25 | 0.30 | 0.95 | 1.2 | 0.05 | 0.05 | 0.045 | 0.045 | 0.40 | 0.40 | 0.40 | 0.40 | 0.15 | 0.15 | 0.08 | 0.08 |
Mzigo wa Bomba la Chuma la ASTM A53 B ERW:
Tensile | Umeme-upinzani-svetsade
| |
Daraja A | Daraja B | |
Nguvu ya Mkazo min. psi | 48,000 | 45,000 |
Nguvu ya Mavuno min. psi | 30,000 | 25,000 |
Uainishaji wa Bomba la Chuma la ASTM A53 B ERW
Unene wa Ukuta | Kipenyo cha nje | ||||||||||||||||||
Inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm | inchi | mm |
8 5/8 | 219.1 | 10 3/4 | 273.1 | 12 3/4 | 325.0 | 14 | 355.6 | 16 | 406.4 | 18 | 457.7 | 20 | 508.0 | 24 | 610 | 24 4/5 | 630.0 | ||
0.157 | 4.0 | l | l | ||||||||||||||||
0.197 | 5.0 | l | l | l | l | l | l | l | l | ||||||||||
0.236 | 6.0 | l | l | l | l | l | l | l | l | l | l | l | l | ||||||
0.276 | 7.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | |||||
0.315 | 8.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | ||
0.354 | 9.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | ||
0.394 | 10.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l |
0.433 | 11.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l |
0.492 | 12.5 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l | l |
0.551 | 14.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | ||||
0.630 | 16.0 | l | l | l | l | l | l | l | l | l | l | l | l | l | l | ||||
0.689 | 17.5 | l | l | l | l | l | l | l | l | l | l | ||||||||
0.748 | 19.0 | l | l | l | l | l | l | l | l | ||||||||||
0.787 | 20.0 | l | l | l | l | l | l |
Muda wa kutuma: Feb-08-2023