Quvur turi: Tuzilishli quvur, konstruktiv choksiz quvur, choksiz strukturaviy quvur
Ilova: Tuzilish muhandisligi va qurilish sanoatida
Xususiyatlari: OD: 1/8'' ~ 26'' (10,3 ~ 660 mm)
WT: SCH 10 ~ 160, SCH STD, SCH XS, SCH XXS
UZUNLIK: Ruxsat etilgan uzunlik (5,8/6/11,8/12mtr), SRL, DRL
Standart: ASTM A53/A252/A500/A501, JIS G3444, EN 10210/10219
Uchlari: Kvadrat uchlari/tekis uchlari (tekis kesilgan, arra bilan kesilgan, mash'al bilan kesilgan), Qisqichli/Ishli uchlari
Yuzaki: Yalang'och, engil yog'langan, qora/qizil/sariq bo'yoq, sink/korroziyaga qarshi qoplama
Qadoqlash: Toʻplamda/Yopilgan, plastik qopqoqlar tiqilib, suv oʻtkazmaydigan qogʻozga oʻralgan
Strukturaviy po'lat quvurining spetsifikatsiyasi
API 5L/ASTM A106 GR.B, Tuzilishli poʻlat quvur | ||||
公称通径 DN |
mán OD(mm) | SCH40(6m/5,8m) | SCH40(6m/5,8m) | SCH40(6m/5,8m) |
WT | WT | WT | ||
(mm) | (mm) | (mm) | ||
1/4'' | 13.7 | 2.24 | 3.02 | / |
3/8'' | 17.1 | 2.31 | 3.2 | / |
1/2'' | 21.3 | 2.77 | 3.73 | 4.78 |
3/4'' | 26.7 | 2.87 | 3.91 | 5.56 |
1'' | 33.4 | 3.38 | 4.55 | 6.35 |
1-1/4'' | 42.2 | 3.56 | 4.85 | 6.35 |
1-1/2'' | 48.3 | 3.68 | 5.08 | 7.14 |
2'' | 60.3 | 3.91 | 5.54 | 8.74 |
2-1/2'' | 73 | 5.16 | 7.01 | 9.53 |
3'' | 88.9 | 5.49 | 7.62 | 11.13 |
3-1/2'' | 101.6 | 5.74 | 8.08 | / |
4'' | 114.3 | 6.02 | 8.56 | 13.49 |
5'' | 141.3 | 6.55 | 9.53 | 15.88 |
6'' | 168.3 | 7.11 | 10.97 | 18.26 |
8'' | 219.1 | 8.18 | 12.7 | 23.01 |
10'' | 273 | 9.27 | 15.09 | 28.58 |
12'' | 323.8 | 10.31 | 17.48 | 33.32 |
14'' | 355.6 | 9.53 | 11.13 | 19.05 |
16'' | 406.4 | 9.53 | 12.7 | 21.44 |
18'' | 457 | 9.53 | 14.27 | 23.83 |
20'' | 508 | 9.53 | 15.09 | 26.19 |
24'' | 610 | 9.53 | 17.48 | 30.96 |
Strukturaviy po'lat quvurlarning kimyoviy tarkibi va mexanik xususiyatlari
Standart | Baho | Kimyoviy tarkibi (%) | Mexanik xususiyatlar | ||||||
ASTM A53 | C | Si | Mn | P | S | Kuchlanish kuchi (Mpa) | Hosildorlik kuchi (Mpa) | ||
A | ≤0,25 | - | ≤0,95 | ≤0,05 | ≤0,06 | ≥330 | ≥205 | ||
B | ≤0,30 | - | ≤1.2 | ≤0,05 | ≤0,06 | ≥415 | ≥240 | ||
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 | ||
ASTM A179 | A179 | 0.06-0.18 | - | 0.27-0.63 | ≤0,035 | ≤0,035 | ≥325 | ≥180 | |
ASTM A192 | 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 |
Strukturaviy po'lat quvurlarning kimyoviy tarkibi va mexanik xususiyatlari
Standart | Baho | Kimyoviy tarkibi | Mexanik xususiyatlar | |||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Kuchlanish kuchi (Mpa) | Hosildorlik (Mpa) | Uzayish (%) | ||
GB/T8163 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | ≤0,035 | ≤0,035 | ≤0,15 | ≤0,25 | ≤0,25 | 335-457 | ≥205 | ≥24 |
20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0,035 | ≤0,035 | ≤0,25 | ≤0,25 | ≤0,25 | 410-550 | ≥245 | ≥20 | |
Q345 | 0.12-0.20 | 0.20-0.55 | 1.20-1.60 | ≤0,045 | ≤0,045 | - | - | - | 490-665 | ≥325 | ≥21 |
Quvur turlari | Quvur Szie (mm) | Tolerantliklar | |
Issiq haddelenmiş | OD | Hammasi | ±1% (min ±0,50 mm) |
WT | Hammasi | +15%, -12.5% | |
Sovuq chizilgan | OD | 6~10 | ±0,20 mm |
10~30 | ±0,40 mm | ||
30~50 | ±0,45 mm | ||
>50 | ±1% | ||
WT | ≤1 | ±0,15 mm | |
>1~3 | +15% -10% | ||
>3 | +12.5% -10% |
Oddiy oxiri | Devor qalinligi 0,5 dyuymdan kam, shu jumladan SCH STD & SCH XS |
tekis uchi (kvadrat kesim) | Devor qalinligi 0,5 dyuymdan ortiq, shu jumladan SCH XXS |
Qiyshiq uchi | Devor qalinligi 0,5 dyuymdan kam, shu jumladan SCH STD & SCH XS |
Muftalar | Tashqi diametri 2" ga teng yoki undan kam |
Ip himoyasi | Tashqi diametri 4 dyuymdan ortiq |