JIS G3452 Pibellau GalfanedigDIMENSIYNAU, PWYSAU A Goddefgarwch DIMENSIWN PIBELLAU JIS G3452

| Dimensiynau JIS G3452, Pwysau a Goddefiannau Dimensiwn | |||||||
| Diamedr Enwol |
O.D. Mm |
Goddefiadau OD |
W.T. Mm |
Goddefiadau WT |
Offeren yr Uned ac eithrio Soced kg/m |
||
| A | B | Pibellau i'w torri mewn edau tapr | Pibellau eraill | ||||
| 6 | 1/8 | 10.5 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 2 |
+Heb ei nodi -12.50% |
0.419 |
| 8 | 1/4 | 13.8 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 2.3 | 0.652 | |
| 10 | 3/8 | 17.3 | �% B1% 7B{0}}.5mm | ±0.5mm | 2.3 | 0.851 | |
| 15 | 1/2 | 21.7 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 2.8 | 1.31 | |
| 20 | 3/4 | 27.2 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 2.8 | 1.68 | |
| 25 | 1 | 34 | ±0.5mm | �% B1% 7B{0}}.5mm | 3.2 | 2.43 | |
| 32 | 1 1/4 | 42.7 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 3.5 | 3.38 | |
| 40 | 1 1/2 | 48.6 | �% B1% 7B{0}}.5mm | �% B1% 7B{0}}.5mm | 3.5 | 3.89 | |
| 50 | 2 | 60.5 | �% B1% 7B{0}}.5mm | ±1% | 3.8 | 5.31 | |
| 65 | 2 1/2 | 76.3 | �% B1% 7B{0}}.7mm | ±1% | 4.2 | 7.47 | |
| 80 | 3 | 89.1 | �% B1% 7B{0}}.8mm | ±1% | 4.2 | 8.79 | |
| 90 | 3 1/2 | 101.6 | �% B1% 7B{0}}.8mm | ±1% | 4.2 | 10.1 | |
| 100 | 4 | 114.3 | ±0.8mm | ±1% | 4.5 | 12.2 | |
| 125 | 5 | 139.8 | �% B1% 7B{0}}.8mm | ±1% | 4.5 | 15 | |
| 150 | 6 | 165.2 | �% B1% 7B{0}}.8mm | �% B11.6mm | 5 | 19.8 | |
| 175 | 7 | 190.7 | �% B1% 7B{0}}.9mm | �% B11.6mm | 5.3 | 24.2 | |
| 200 | 8 | 216.3 | �% B11.0}mm | ±0.8% | 5.8 | 30.1 | |
| 225 | 9 | 241.8 | �% B11.2mm | ±0.8% | 6.2 | 36 | |
| 250 | 10 | 267.4 | ±1.3mm | ±0.8% | 6.6 | 42.4 | |
| 300 | 12 | 318.5 | �% B11.5mm | ±0.8% | 6.9 | 53 | |
| 350 | 14 | 355.6 | – | ±0.8% | 7.9 | 67.7 | |
| 400 | 16 | 406.4 | – | ±0.8% | 7.9 | 77.6 | |
| 450 | 18 | 457.2 | – | ±0.8% | 7.9 | 87.5 | |
| 500 | 20 | 508 | – | ±0.8% | 7.9 | 97.4 | |

Goddefgarwch DIMENSIWN O JIS G3452
JIS G3452 Pibellau Galfanedig y Tu Allan i Ddiamedr Goddefiant
| Dosbarthiad | Diamedr tu allan b) |
Goddefiannau ymlaen Diamedr y tu allan c) |
Adran berthnasol |
| Dosbarth 1 | O dan 50mm | �% B1 % 7b{0}}.5mm |
Wedi'i gymhwyso pan nad oes unrhyw fanyleb. Yn berthnasol i diwbiau dur di-dor gorffenedig poeth. |
| 50mm neu drosodd | ± 1% | ||
| Dosbarth 2 | O dan 50mm | �% B1 % 7b{0}}.25mm |
Cymhwysir pan fo manyleb. Ddim yn berthnasol i diwbiau dur di-dor gorffenedig poeth. |
| 50mm neu drosodd | ± 0.5% | ||
| Nodiadau | a) Ar gyfer y rhannau lleol fel rhannau wedi'u hatgyweirio os gellir cadarnhau bod trwch y wal o fewn y goddefgarwch yn y tabl isod, nid oes angen cymhwyso goddefgarwch diamedr allanol y tabl hwn. |
||
| b) Gall y dull ar gyfer mesur diamedr allanol tiwbiau sy'n fwy na 350mm mewn diamedr allanol gael ei bennu gan yr hyd cylchedd. Rhaid i drawsnewidiad cilyddol diamedr allanol D a'r hyd amgylchiadol l fod yn ôl y fformiwla ganlynol: D = l / π Lle D: diamedr allanol (mm) l: hyd cylchedd (mm) π:3.1416 |
|||
| c) Y goddefiannau ar ddiamedr allanol pennau ymwrthedd trydan weldio ac awtomatig rhaid i diwbiau dur arc weldio sy'n fwy na 350mm mewn diamedr allanol fod yn ±0.5%. |
|||
Os oes gennych unrhyw ymholiadau, mae croeso i pls gysylltu â ni!
Elfa
Mob/Wechat/Whatsapp: 008615122519420
Email:elvazhao@lefinsteel.com


JIS G3452 Pibellau Galfanedig Wal Trwch Goddefiant
| Dosbarthiad | Ar gyfer Tiwb Dur Di-dor | Ar gyfer Heblaw Tiwb Dur Di-dor | Adran berthnasol | ||
| Trwch wal | Goddef Trwch Wal | Trwch wal | Goddef Trwch Wal | ||
| Dosbarth 1 | O dan 4mm | +0.6mm, -0.5mm | O dan 4mm | +0.6mm, -0.5mm |
Wedi'i gymhwyso pan nad oes unrhyw fanyleb. Yn berthnasol i diwbiau dur di-dor gorffenedig poeth. |
| 4mm neu drosodd | +15%, -12.5% | 4mm neu Dros i ac heb gynnwys. 12mm | +15%, -12.5% | ||
| 12mm neu drosodd | +15%, -1}.5mm | ||||
| Dosbarth 2 | O dan 3mm | �% B1% 7b{0}}.3mm | O dan 3mm | �% B1 % 7b{0}}.3mm |
Cymhwysir pan fo manyleb. Ddim yn berthnasol i diwbiau dur di-dor gorffenedig poeth. |
| 3mm neu drosodd | ±10% | 3mm neu Dros i ac heb gynnwys. 12mm | ±10% | ||
| 12mm neu drosodd | +10%,-1}.2mm | ||||
| Nodiadau | a) Gellir cytuno ar y goddefiannau ar drwch wal tiwbiau sy'n fwy na 10 16.0 mm mewn diamedr allanol rhwng y gwneuthurwr a'r prynwr. | ||||
Tagiau poblogaidd: jis g3452 pibellau galfanedig, Tsieina, cyflenwyr, gweithgynhyrchwyr, ffatri, pris