JIS G3444
Short Description:
JIS G3444 Round Steel Pipe Outside diameter(mm):21.7-1016.0 Wall Thickness(mm): 2.0-22 Length: 1m-12m or customized length Surface treatment: black, painting, galvanized, etc. Ends:plain or threaded both end with one end plastic cap one end coupling Packing: in bundle or wrapped with water-proof pvc cloth. Shipping.: bulk or load in containers. Payment: T / T, L / C, western union Applications: structure,water,gas and so on. Table 1. Chemical Composition Unit:% Symbol of ...
mankhwala Mwatsatanetsatane
Tags mankhwala
JIS G3444 Round Zitsulo chitoliro
Kunja awiri (mm): 21.7-1016.0
Wall makulidwe (mm): 2.0-22
Utali: 1m-12m kapena kutalika makonda
Pamwamba mankhwala: wakuda, kupenta, kanasonkhezereka, etc.
Itha: kumveka kapena yamazinga imathera ndi chimodzi mapeto pulasitiki kapu imodzi kumapeto lumikiza
Wazolongedza: mu mtolo kapena atakulungidwa ndi nsalu PVC madzi umboni.
Kutumiza .: zambiri kapena katundu mu muli.
Malipiro: T / T, L / C, kumadzulo wogwirizana
Mapulogalamu: kapangidwe, madzi, mpweya ndi zina zotero.
Table 1. mipweya
Unit:% |
|||||
Chizindikiro cha kalasi |
C |
Si |
MN |
P |
S |
STK290 |
- |
- |
- |
0,050 Max. |
0,050 Max. |
STK400 |
0,25 Max. |
- |
- |
0,040 Max. |
0,040 Max. |
STK490 |
0,18 Max. |
0,55 Max. |
1,65 Max. |
0,035 Max. |
0,035 Max. |
STK500 |
0,24 Max. |
0,35 Max. |
0,30 kuti 1,30 |
0,040 Max. |
0,040 Max. |
STK540 |
0,23 Max. |
0,55 Max. |
1,50 Max. |
0,040 Max. |
0,040 Max. |
Buku a) Ngati ndi kotheka, alloying zinthu zina kuposa zafotokozeredwa tebulo mwina zidzawonjezedwa. b) Kuti chubu cha kalasi STK540 choposa 12,5 mm khoma makulidwe, mipweya zikhoza kukhala ndi aggreement pakati wogula ndi Mlengi. |
Table 2. Mawotchi Katundu
Chizindikiro cha kalasi |
Kwamakokedwe mphamvu N / mm² |
Zokolola kufika umboni nkhawa N / mm² |
Kwamakokedwe mphamvu china chotulutsa zone N / mm² |
Flattening |
Bendability |
|
Distance pakati pa mbale (H) |
Bend ngodya |
utali wozungulira mkati |
||||
Ntchito kunja m'mimba mwake |
||||||
Onse diameters kunja |
Onse diameters kunja |
Onse diameters kunja |
Onse diameters kunja |
50 mm Max. |
||
STK290 |
Mph 290. |
- |
Mph 290. |
2/3 D |
90 ° |
6 D |
STK400 |
Mph 400. |
Mph 235. |
Mph 400. |
2/3 D |
90 ° |
6 D |
STK490 |
Mph 490. |
Mph 315. |
Mph 490. |
7/8 D |
90 ° |
6 D |
STK800 |
Mph 500. |
Mph 355. |
Mph 500. |
7/8 D |
90 ° |
6 D |
STK540 |
Mph 540. |
Mph 390. |
Mph 540. |
7/8 D |
90 ° |
6 D |
NOTE 1 D wa tebulo ndi kunja m'mimba mwake wa machubu. NOTE 2 1 Nmm² = 1MPa |
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