ASTM A888 Shira Umuyoboro w'icyuma kandi ubikwiye

Imiyoboro yubutaka ya Hubless hamwe nibikoresho byakozwe na tekinoroji ya centrifugal bikoreshwa cyane mumiyoboro ikoresheje imiyoboro yoroheje.Igicuruzwa cyabonye rwose ibipimo ASTM A888, CISPI301 kandi bifite ibyiza bikurikira:

 ◆ Flat kandi igororotse, ndetse n'umuyoboro w'urukuta rw'umuyoboro, imbaraga nyinshi n'ubucucike, ubworoherane hejuru hejuru y'imbere n'inyuma y'urukuta, nta nenge ziri mu ruganda,

Installation Kwubaka byoroshye, kubungabunga byoroshye,

Ubuzima burebure, bufasha ibidukikije, butagira umuriro kandi nta rusaku.

Imbere no hanze: irangi rya bituminiyumu. 

Ingano: 1.5 ″, 2 ″, 3 ″, 4 ″, 5 ″, 6 ″, 8 ″, 10 ″, 12 ″, 15 ″ 

Ibara ryimyenda yicyuma:

P ＜ 0.38 S ＜ 0.15 Cr ＜ 0.50 Ti ＜ 0.10 Al ＜ 0.50 Pb ＜ 0.015 C + (Si + P) / 3 CE ＞ 4.10

Icyuma cyumukara wumukara Ibyiza: ＞ 145Mpa