Q345R steel yog Suav cov khoom siv dav siv hauv roj av, chaw nres tsheb fais fab thiab boiler industries los ua reactor, heat exchanger, separator, spherical tank, roj tank, nuclear reactor siab plhaub, nruas boiler, liquified roj av lub tog raj kheej thiab lwm yam equipments los yog accessories.
Tseem muaj xws li nrov ASTM nkoj hlau nrog tib lub luag haujlwm thiab kev ua haujlwm ntawm Q345R steel. Nws yog A516 Qib 70 steel, thiab nws yog Q345R sib npaug ASTM khoom.
Q345R steel thiab Q345R sib npaug ASTM khoom A516 Qib 70 steel tshuaj muaj pes tsawg leeg:
| Qib | C | Si | Mn | P | S | Alt |
| A516 Qib 70 | Tsawg dua lossis sib npaug li 0.27 | 0.13-0.45 | 0.79-1.60 | Tsawg dua lossis sib npaug li 0.035 | Tsawg dua lossis sib npaug li 0.035 | |
| Q345R | Tsawg dua los yog sib npaug li 0.20 | Tsawg dua los yog sib npaug li 0.55 | 1.20-1.60 | Tsawg dua lossis sib npaug li 0.025 | Tsawg dua lossis sib npaug li 0.015 | Ntau dua lossis sib npaug rau 0.020 |
Q345R steel thiab Q345R sib npaug ASTM khoom A516 Qib 70 steel txhua yam khoom:
| Qib | Yield zog | Tensile zog | Elongation |
| (Mpa) | (MPa) | (%) | |
| A516 Qib 70 | Ntau dua lossis sib npaug li 260 | 485-620 | Ntau dua lossis sib npaug li 17 |
| Q345R | Ntau dua lossis sib npaug rau 325 | 500-630 | Ntau dua lossis sib npaug li 21 |
Txawm hais tias Q345R steel thiab Q345R sib npaug ASTM cov khoom A516 Qib 70 steel ua lub luag haujlwm zoo sib xws, peb tuaj yeem pom ntau qhov sib txawv ntawm lawv cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab. Yog li yog tias koj tsis paub meej tias yuav xaiv cov khoom twg, txais tos los tham GNEE steel, cov kws tshaj lij Q345R steel thiab Q345R sib npaug ASTM cov khoom A516 Qib 70 steel khoom.
GNEE tau pab cov neeg siv khoom hauv ntau dua 50 lub teb chaws (North America, Europe, Southeast Asia, Middle East, thiab lwm yam) thiab tau txais kev nplua nuj nyob rau hauv cov nqe lus lag luam thoob ntiaj teb (FOB, CIF, EXW) thiab cov kev cai hauv zos. Peb cov kev sib txuas lus tau zoo (Lus Askiv, Mev, Arabic kev txhawb nqa) thiab cov txheej txheem kev lag luam pob tshab ua rau kev sib koom tes zoo thiab tsis muaj teeb meem - dawb.
Cim npe nrov: low- alloy q345r boiler steel phaj, Tuam Tshoj qis- alloy q345r boiler steel phaj manufacturers, lwm tus neeg, Hoobkas
