Q315NS-Q345NS|Kini awọn ohun elo ti irin-sooro acid

1. Ifihan ti Q315NS acid-sooro irin:
Brand: Q315NS
Orukọ ọja: irin sooro sulfuric acid fun ipata ìri iwọn otutu kekere
boṣewa Alase: GB/T28907-2012
Iwọn, apẹrẹ, iwuwo ati iyapa iyọọda ti Q315NS yẹ ki o wa ni ibamu pẹlu GB/T709.

2. Itumọ ti Q315NS acid-sooro irin:
Ọna ikosile Q315NS: Q — lẹta akọkọ ti pinyin Kannada ti “qu” ni agbara ikore;315-Iwọn ikore kekere ti irin, ni MPa;NS — lẹta akọkọ ti pinyin Kannada ti “sooro” ati “acid” lẹsẹsẹ.Q315NS acid-sooro irin n tọka si fifi iye kan ti awọn eroja alloying si irin lati mu resistance si sulfuric acid ti ipilẹṣẹ nipasẹ apapọ ti sulfur trioxide ati omi ni isalẹ aaye ìri nigbati irin ba farahan si gaasi imi-ọjọ (gẹgẹbi a irin simini ti o ni eefi gaasi).Iṣe ibajẹ.

3. Kemikali tiwqn ti Q315NS acid-sooro irin:
Ohun elo CSiMnPSCrCuSbQ345NS≤0.15≤0.55≤1.20≤0.035≤0.0350.30-1.200.20-0.50≤0.15

4. Awọn ohun-ini ẹrọ ti Q315NS acid-sooro irin: ikore ohun elo agbara Ra MPa agbara fifẹ Ra MPa elongation lẹhin fifọ A% Q315NS≥315≥440≥22Q345NS≥345≥470≥20

5. Ipata resistance ti Q315NS acid-sooro irin:
Gẹgẹbi ọna idanwo ti a ṣalaye ni JB/T7901, oṣuwọn ipata ko ju 10mm/a (0.89mg/cm²*h, 30% ibatan si oṣuwọn ipata ti Q235B labẹ awọn ipo ti iwọn otutu ti 20℃, sulfuric kan ifọkansi acid ti 20%, ati immersion kikun fun awọn wakati 24);Labẹ ipo ti iwọn otutu 70 ℃ ati immersion kikun fun 24h, apapọ oṣuwọn ipata ko ju 250mm/a (22.4mg/cm² * h, 50% ibatan si Q235B oṣuwọn ipata).


Akoko ifiweranṣẹ: Oṣu kejila-21-2021