Qidiruv
O'n. 17, 2024 yil 10:34
Nominal quvur hajmi (NPS) Shimoliy Amerikadagi yuqori yoki past bosim va haroratlar uchun ishlatiladigan quvurlar uchun standart o'lchamlar to'plamidir. "Nominal" quvurni o'ziga xos bo'lmagan ma'noda anglatadi va o'lchamsiz raqam bilan teshikning diametrini aniqlaydi (masalan, 2 dyuymli nominal po'lat quvur" po'lat quvurning ko'p turlaridan iborat bo'lib, yagona mezon tashqi diametri 2,375 dyuym (60,3 mm) bo'lishi kerak). Jadval (masalan, "2 dyuymli diametrli quvur, Jadval 40") Amerika standarti "milliy quvur" bilan chalkashlik tufayli ko'pincha noto'g'ri deb nomlanadi. o'lchamlar millimetrda o'lchanadi, ISO 6708 ga qarang. NB (nominal teshik) atamasi ham tez-tez DN bilan almashtiriladi.
Ilova
Quvurning NPS va jadvaliga asoslanib, [5] quvur tashqi diametri (OD) va devor qalinligini ASME B36.10M va B36.19M standartlariga asoslangan quyidagi jadvallar kabi mos yozuvlar jadvallaridan olish mumkin. Masalan, NPS 14 Sch 40 OD 14 dyuym (360 mm) va devor qalinligi 0,437 dyuym (11,1 mm) ga ega. Biroq, NPS va OD qiymatlari har doim ham teng emas, bu chalkashliklarni keltirib chiqarishi mumkin.
tanlash va mos yozuvlar uchun erw tube mashinasi o'lchami
Model |
OD trubkasi |
Qalinligi |
Kvadrat/to'rtburchak |
Qalinligi |
Tezlik |
AIS-12 |
ph4~ph12 |
0.2~0.5 |
// |
// |
30~120 |
AIS-16 |
ph6~ph16 |
0.2~0.8 |
// |
// |
30~120 |
AIS-20 |
ph7~ph20 |
0.2~1.0 |
// |
// |
30~120 |
AIS-25 |
ph9~ph25.4 |
0.25~1.2 |
// |
// |
30~120 |
AIS-32 |
ph10~ph32 |
0.25~1.5 |
8*8~25.4*25.4 |
0.25~1.2 |
30~120 |
AIS-32z |
0.5~2.0 |
0.5~1.5 |
30~100 |
||
AIS-40 |
ph12.7~ph40 |
0.3~1.8 |
10*10~31.8*31.8 |
0.3~1.5 |
30~110 |
AIS-40z |
0.6~2.0 |
0.6~1.5 |
30~100 |
||
AIS-50q |
ph16~ph50.8 |
0.4~1.5 |
12.7*12.7~40*40 |
0.4~1.2 |
30~110 |
AIS-50 |
0.5~2.0 |
0.5~1.5 |
30~90 |
||
AIS-50z |
0.7~2.5 |
0.7~2.0 |
30~80 |
||
AIS-63q |
ph19.05~ph63.5 |
0.6~2.0 |
15*15~50*50 |
0.6~1.5 |
30~90 |
AIS-63 |
0.7~3.0 |
0.7~2.5 |
30~80 |
||
AIS-63z |
0.8~3.5 |
0.8~3.0 |
20~70 |
||
AIS-76q |
ph25.4~ph76.2 |
0.8~2.5 |
20*20~60*60 |
0.8~2.0 |
30~90 |
AIS-76 |
0.8~3.5 |
0.8~3.0 |
30~80 |
||
AIS-76z |
0.8~4.0 |
0.8~3.5 |
20~70 |
||
AIS-90q |
ph30~ph90 |
0.8~3.0 |
25*25~70*70 |
0.8~2.5 |
30~90 |
AIS-90 |
0.8~3.5 |
0.8~3.0 |
30~80 |
||
AIS-90z |
1.0~4.0 |
1.0~3.5 |
20~70 |
AIS-100q |
ph31.8~ph101.6 |
1.0~3.0 |
25*25~80*80 |
1.0~2.5 |
30~90 |
AIS-100 |
1.0~3.75 |
1.0~3.25 |
30~80 |
||
AIS-100z |
1.0~4.25 |
1.0~3.5 |
20~70 |
||
AIS-114q |
ph35~ph114.3 |
1.0~3.0 |
30*30~90*90 |
1.0~2.5 |
20~80 |
AIS-114 |
1.2~4.5 |
1.2~4.0 |
20~70 |
||
AIS-114z |
ph40~ph114.3 |
1.2~5.0 |
1.2~4.5 |
15~60 |
|
AIS-127q |
ph40~ph127 |
1.2~3.5 |
40*40~100*100 |
1.2~3.0 |
20~70 |
AIS-127 |
1.5~5.0 |
1.5~4.5 |
15~60 |
||
AIS-127z |
ph50~ph127 |
1.5~5.5 |
1.5~5.0 |
10~45 |
|
AIS-140q |
ph50~ph141.3 |
1.2~4.0 |
50*50~110*100 |
1.2~3.5 |
15~60 |
AIS-140 |
1.5~5.5 |
1.5~5.0 |
10~50 |
||
AIS-140z |
ph60~ph141.3 |
2.0~6.0 |
2.0~5.5 |
10~40 |
|
AIS-168q |
ph60~ph168.3 |
1.5~5.0 |
60*60~130*130 |
1.5~4.5 |
10~50 |
AIS-168 |
2.0~6.0 |
2.0~5.5 |
10~50 |
||
AIS-168z |
ph76.2~ph168.3 |
2.5~8.0 |
2.5~7.0 |
10~40 |
|
AIS-219q |
ph89.1~ph219.1 |
2.0~6.0 |
70*70~160*160 |
2.0~5.5 |
10~50 |
AIS-219 |
3.0~8.0 |
3.0~7.0 |
10~40 |
||
AIS-219z |
4.0~10.0 |
4.0~9.0 |
10~40 |
||
AIS-273 |
ph114.3~ph273 |
4.0~10.0 |
90*90~200*200 |
4.0~9.0 |
10~40 |
AIS-273z |
4.5~12.0 |
120*60~260*130 |
4.5~11.0 |
10~35 |
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