Ibicuruzwa byinshi byateguwe mbere yinganda - JIS G3444 - URUBUGA RWA GATANU
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Ibicuruzwa byinshi byateguwe mbere yinganda - JIS G3444 - ITANGAZO RITANU:
JIS G3444UruzigaUmuyoboro w'icyuma
Hanze ya diameter (mm): 21.7-1016.0
Ubunini bw'urukuta (mm): 2.0-22
Uburebure: 1m-12m cyangwa uburebure bwihariye
Kuvura hejuru: umukara, gushushanya, galvanised, nibindi.
Iherezo: byoroshye cyangwa bifatanye byombi birangirana numutwe umwe wa plastike wumutwe umwe
Gupakira: muri bundle cyangwa uzengurutswe nigitambaro cya pvc kitarimo amazi.
Kohereza.: Ubwinshi cyangwa umutwaro muri kontineri.
Kwishura: T / T, L / C, ubumwe bwiburengerazuba
Gusaba: imiterere, amazi, gaze nibindi.
Imbonerahamwe 1. Ibigize imiti
| Igice:% | |||||
| Ikimenyetso cy'amanota | 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 kugeza 1.30 | 0.040 max. | 0.040 max. |
| STK540 | 0.23 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. |
| Icyitonderwa a) Nibiba ngombwa, ibivangavanze bitari muri iyi mbonerahamwe birashobora kongerwaho. b) Ku muyoboro wo mu cyiciro cya STK540 urenga mm 12,5 z'uburebure bw'urukuta, ibigize imiti bishobora gukorerwa ubwumvikane buke hagati yumuguzi nuwabikoze. | |||||
Imbonerahamwe 2. Ibyiza bya mashini
| Ikimenyetso cy'amanota | Imbaraga zingana N / mm² | Tanga ingingo yerekana ibimenyetso N / mm² | Imbaraga zingana muri zone weld N / mm² | Kurambura | Kwunama | |
| Intera iri hagati yamasahani (H) | Inguni | Imbere ya radiyo | ||||
| Bikoreshwa hanze ya diameter | ||||||
| Ibipimo byose byo hanze | Ibipimo byose byo hanze | Ibipimo byose byo hanze | Ibipimo byose byo hanze | 50 mm max. | ||
| STK290 | 290 min. | - | 290 min. | 2/3 D. | 90 ° | 6 D. |
| STK400 | 400 min. | 235 min. | 400 min. | 2/3 D. | 90 ° | 6 D. |
| STK490 | 490 min. | 315 min. | 490 min. | 7/8 D. | 90 ° | 6 D. |
| STK800 | 500 min. | 355 min. | 500 min. | 7/8 D. | 90 ° | 6 D. |
| STK540 | 540 min. | 390 min. | 540 min. | 7/8 D. | 90 ° | 6 D. |
| ICYITONDERWA 1 D yiyi mbonerahamwe ni diameter yo hanze yigituba. ICYITONDERWA 2 1 Nmm² = 1MPa | ||||||
Ibicuruzwa birambuye:
Ibicuruzwa bifitanye isano:
Impamvu Ukwiye Gusimbuza Umuringa na Galvanised Imiyoboro
Ibiranga umuyoboro w'icyuma cy'Ubushinwa
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