1. Okwu Mmalite nke Q315NS acid na-eguzogide ígwè:
Ụdị: Q315NS
Aha ngwaahịa: Sulfuric acid ígwè na-eguzogide maka obere okpomọkụ igirigi corrosion
Ọkọlọtọ onye isi: GB/T28907-2012
Nha, udi, ịdị arọ na ndahie nke Q315NS kwesịrị ịgbaso GB/T709.

2. Nkọwa nke Q315NS ígwè na-eguzogide acid:
Usoro okwu Q315NS: Q — mkpụrụedemede mbụ nke pinyin China nke “qu” na ike mkpụrụ;315 - oke mkpụrụ nke igwe dị ala, na MPa;NS — mkpụrụedemede mbụ nke pinyin China nke “na-eguzogide” na “acid” n'otu n'otu.Q315NS ígwè na-eguzogide acid na-ezo aka n'ịgbakwụnye ụfọdụ ihe alloying na ígwè iji mee ka nguzogide sulfuric acid na-emepụta site na nchikota nke sulfur trioxide na mmiri n'okpuru ebe igirigi mgbe ígwè na-ekpuchi gas sulfuric (dị ka a igwe anwụrụ ọkụ nwere gas iyuzucha).arụmọrụ corrosion.

3. Chemical mejupụtara nke Q315NS acid na-eguzogide ígwè:
Ihe CSiMnPSCrCuSbQ345NS≤0.15≤0.55≤1.20≤0.035≤0.0350.30-1.200.20-0.50≤0.15

4. Mechanical Njirimara nke Q315NS acid na-eguzogide ígwè: ihe onwunwe ike Ra MPa tensile ike Ra MPa elongation mgbe mgbajiji A% Q315NS≥315≥440≥22Q345NS≥345≥470≥20

5. Nguzogide corrosion nke Q315NS acid na-eguzogide ígwè:
Dị ka ule usoro kpọmkwem na JB / T7901, corrosion ọnụego bụ bụghị ihe karịrị 10mm / a (0.89mg / cm² * h, 30% ikwu corrosion ọnụego nke Q235B n'okpuru ọnọdụ nke okpomọkụ nke 20 ℃, a sulfuric). ntinye acid nke 20%, na imikpu zuru oke maka awa 24);N'okpuru ọnọdụ nke okpomọkụ 70 ℃ na zuru imikpu maka 24h, nkezi corrosion ọnụego adịghị karịa 250mm / a (22.4mg / cm² * h, 50% ikwu na Q235B corrosion ọnụego).