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Product Information
Name PH13-8Mo Round bars, S13800 Plate, XM-13 Forgings
Stocklist & Inventory Available: Precipitation Hardening Martensitic Stainless Steel
Material Specification: ASTM A693, ASTM A705
Equivalent Grade: AMS 5629,S13800,ASTM A564,XM-13
Condition of delivery: Hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering
Surface condition Scaled (hot working finished)/ground/rough machining/fine machining
Product Shape available: Round,Flat,Square,Hexagon,Plate,Sheet,Other
Third-party Inspection: SGS, TUV, CCIC
Material origin From: P.R.China
Terms of price: Base on Ex works, CFR, CIF
Mode of transportation: Sea shipment, Air cargo, and Express
Certification For Exportation: MTR, COC, Certificate of origin,FOMR A/E, Invoice and packling list
Min.order quantity per batch: 500 Kg
UT test standards: ASTM E2375, EN 10308, EN 10228-3
Meltling Process Route: VIM + ESR/VAR
Standard Export Packing Way: Wooden box / tray free from fumigation
Production Lead Time: Within 65 days after deposit 40% in advance
Description
Chemical Composition
Mechanical Properties

GENERAL CHARACTERISTICS OF STAINLESS STEEL PH13-8MO Steel

Type 13-8 Mo stainless is a martensitic precipitation and age hardening grade capable of high strength and hardness levels coupled with good ductility and toughness.
The grade’s mechanical properties are obtained by a combination of cold work and heat treatment.

 

PH13-8MO Steel Inventory Size Ranges 

 

Plates / Sheets

Steel Bar

Coil / Stri

     

0.08-200mm(T)*W*L

Φ8-1200mm*L

0.03-16.0xLmm

     

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APPLICATIONS
This alloy is used for forged valve parts and fittings, for cold-headed and machined fasteners, forged shafts, landing gear parts, pins and lockwashers, aircraft components, nuclear reactor components and petrochemical applications requiring resistance to stress corrosion cracking.
FORGING
Heat uniformly to 2150/2200ºF (1175/1205ºC) and soak for one hour before forging. Do not forge below 1750ºF (955ºC.) For optimum grain size and mechanical properties, air cool forgings to 60ºF (16ºC) before further processing and solution treat prior to hardening.
HEAT TREATMENT
The alloy is hardened by heating solution treated material to 950ºF (510ºC) to 1150ºF (620ºC) for 4 hours and air cooling. Solution treatment or anneal is carried out at 1700ºF (927ºC) +/- 15ºF (+/- 8ºC) and air cooling to below 60ºF (16ºC) to ensure complete transformation to martensite.
To obtain condition RH 950 – precipitation or age hardened – cold treat solution treated material at -100ºF (-73ºC) for 2 hours , to transform any retained austenite. Air warm to room temperature. This must be done within 24 hours after solution treatment. Heat the cold treated material to 950ºF (510ºC) for 4 hours and air cool.
To obtain conditions H 950, H 1000, H 1050, H1100, and H 1150, precipitation or age hardened, heat the solution treated material at the appropriate temperature for 4 hours and air cool.
MACHINABILITY
The alloy can be machined in the solution-annealed and in the various age-hardened conditions. To obtain optimum machinability, treat solution annealed material at 1400ºF (760ºC) for 2 hours and air cool, then heat to 1150ºF (620ºC) for 4 hours and air cool.
WELDABILITY
The alloy may be welded by shielded fusion or resistance methods. If a filler metal is required a 13-8 type should be used. Heat treatment before and after welding will depend upon required strength levels in both the parent and weld metals.

PH13-8MO Steel Chemical Composition

C Si Mn P S Cr Ni Mo Other
≤ 0.05 ≤ 0.10 ≤ 0.20 ≤ 0.010 ≤ 0.008 11.30 ~ 13.20 7.50 ~ 8.50 2.00 ~ 2.50 Al 0.90 ~ 1.35
N ≤ 0.01

Please contact us for more details. The technical data provided is for information only and not for design purposes.

PH13-8MO Steel Mechanical Properties

Condition of heat treatment Tensile Rm(MPa) Yield Rp0.2(MPa) Elongation
A(%)
Reduction in cross section on fracture Z (%) Impact AKV/AKU(J) Brinell Hardness(HBW)
Annealed - - - - - -
H1000 ≥ 1410 ≥ 1312 ≥ 10.0 - - -
H1025 ≥ 1275 ≥ 1200 ≥ 11.0 - - -
H1050 ≥ 1200 ≥ 1135 ≥ 12.0 - - -
H1100 ≥ 1030 ≥ 930 ≥ 14.0 - - -
H1150 ≥ 930 ≥ 625 ≥ 14.0 - - -

Please contact us for more details. The technical data provided is for information only and not for design purposes.