합금 825 특징:
합금 825는 염화물 이온으로 인한 응력 부식 균열, 인산과 황산이 포함된 환경 감소, 질산과 질산염이 포함된 산화 환경, 구멍, 틈새 부식 및 입계 부식에 대한 저항성이 뛰어납니다.
ASTM B163 / B423 ASME SB163 / SB423 Alloy 825 Nickel Alloy Seamless Tube
Alloy 825 chemical composition:
% | Ni | Fe | Cr | C | Mn | Si | S | Mo | Cu | Ti | Al |
min | 38.0 | 22.0 | 19.5 | 2.5 | 1.5 | 0.60 | |||||
max | 46.0 | 23.5 | 0.05 | 1.00 | 0.50 | 0.030 | 3.5 | 3.0 | 1.20 | 0.20 |
Physical properties
Density | 8.14 g/cm3 |
Melting range | 1370-1400℃ |
Features:Alloy 825 has excellent resistance to chloride-ion-induced stress corrosion cracking, reducing environments containing phosphoric and sulfuric acids, oxidizing environments containing nitric acid and nitrates, and pitting, crevice corrosion and intergranular corrosion. It has good mechanical properties at cryogenic temperatures to moderately high temperatures up to 538℃.
Applications: Chemical process industry, acid production, pickling equipment, pollution control equipment.
Manufacturing Experience
Plant Area
Max Diameter of Welded Pipe
Annealing Furnace Length
Nickel Alloy
NI-MO: N10001,N10665,N10675...
NI-CR-MO: N10276,N06022,N06035,N06455,N06002...
NI-CR-MO-CU: N06030,N06200,N08031,N08825,N08020...
NICR-MO-W: N06230...
NICKEL: N02200,N02201...
NI-CU: N04400,N05500...
NI-CR-FE: N06600,N06601,N06690,N08800,N08810,N08811...
NI-CR-MO-NB: N06625,N07718...
Austenitic
304/L/H/N, 316/L/H/N/Ti, 321/H, 309/H, 310S, 347/H, 317/L, 904L...
Duplex Steel
31803, 32205, 32750, 32760...
Cobalt Alloy
Alloy 188/ UNS R30188, Alloy L-605/ UNS R30605, Alloy S-816, Alloy 6B, UMCo50, FSX-414, MP-159...
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