AMS 5719
2025-03-12 10:01:00   Origin：   Remark：0 Click：

MATERIAL SPECIFICATIONS - AMS 5719
SPECIAL MELTING PROCESS - AOD / EAF + LF + VD + ESR
MATERIAL CATEGORY - Stainless steel round bar, wire rod, and semi-finished products
STEEL TYPE - Precipitation hardening series
STOCK LIST & INVENTORY - Round bar Dia.55 ~ 210mm
HS Code For Customs - 72221100 / 72221900 / 72222000
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.08 ~ 0.13
Silicon, Si (％):  ≤ 0.35
Manganese, Mn (％): 0.50 ~ 0.90
Phosphorus, P (％)≤: 0.025
Sulfur, S (％) ≤: 0.015
Chromium, Cr (％): 11.0 ~ 12.5
Molybdenum, Mo (％): 1.50 ~ 2.00
Nickel, Ni (%): 2.00 ~ 3.00
Vanadium, V (％): 0.25 ~ 0.40
Nitrogen, N (%): 0.02 ~ 0.04
MECHANICAL PROPERTIES - UNDER ROOM TEMPERATURE
Tensile strength, Rm ≥ MPa: 1100
Yield strength, Rp0.2 ≥ Mpa: 860
Elongation, δ5 ≥ (%): 12.0
Hardness HBS: 341 ~ 375
Hardness HBS: 310 max in annealed condition
SHAPES AND DIMENSION
Round bar & disc (diameter): 5.5 ~ 550mm
Flat bar (width X thickness): 10 ~ 400 X 10 ~ 800mm
Length: random length, fixed length or based on the customer's special requirement.
HEAT TREATMENT PRACTICE
Annealed: 691° C (+/-11) for 6 hours min followed by air cool
Hardened:1052° C (+/-) for 30 mins followed by oil quench
1st Tempered: 560 ~ 590° C for 1 hour min followed by air cool
2nd Tempered: 538 ~ 560° C for 3 hours min followed by air cool
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry, pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.