ASTM A514 urwego P ni ubwoko bwa ASTM A514 ibyuma. Ibintu byavuzwe birakwiriye kuzimya no kurakara. Igishushanyo mbonera ku makarita yumutungo uri hepfo gereranya ASTM A514 icyiciro P na: icyuma gikozwe mucyuma kimwe (hejuru), ibyuma byose byuma (hagati), hamwe nububiko bwose (hepfo). Umurongo wuzuye bivuze ko aricyo giciro cyo hejuru murwego rwerekeranye. Igice cyuzuye cyuzuye bivuze ko ari 50% yo hejuru, nibindi.
Icyuma cy'icyuma A514 Icyiciro P kiri munsi yicyuma gisobanurwa kugirango umusaruro mwinshi ASTM A514 / A514M.A514GrP ni icyuma gisya ibyuma hamwe no kuzimya no kugabanya ubushyuhe mugihe cyo kuzunguruka.Hariho icyiciro cyicyuma kimwe na SA514 Icyiciro cya P mubyuma bisanzwe ASME SA 514 / SA 514M. Icyiciro P.
Ibikoresho bya tekinike kuri A514 GrP alloy ibyuma:
Umubyimba (mm) | Tanga imbaraga (≥Mpa) | Imbaraga zingana (Mpa) | Kurambura muri ≥,% |
50mm | |||
T≤65 | 690 | 760-895 | 18 |
65 | 620 | 690-895 | 16 |
Ibigize imiti ya A514GrP ivanga ibyuma (Isesengura ry'ubushyuhe Max%)
Ibintu nyamukuru bigize imiti igizwe na A514GrP | ||||||||
C. | Si | Mn | P. | S. | B. | Cr | Mo. | Ni |
0.12-0.21 | 0.20-0.35 | 0.45-0.70 | 0.035 | 0.035 | 0.001-0.005 | 0.85-1.20 | 0.45-0.60 | 1.20-1.50 |