13-8 MO PH Round Bars Manufacturer, Stockist and Exporter

13-8 Mo PH Round Bars are high-strength stainless steel bars specially designed for applications requiring exceptional mechanical performance. These bars belong to the precipitation-hardening (PH) family, offering an excellent balance of hardness and corrosion resistance. With superior tensile strength, they are ideal for aerospace, automotive, and industrial components. The unique combination of chromium, nickel, and molybdenum ensures durability even under extreme conditions. Heat treatment further enhances their mechanical properties. Engineers favor 13-8 Mo PH bars for critical parts such as shafts, gears, and fasteners. Their uniform structure makes them suitable for precision machining and demanding operational environments.

The chemical composition of 13-8 Mo PH Round Bars plays a critical role in their performance. These bars typically contain around 12.5–14.5% chromium, 7.5–8.5% nickel, and 0.3–0.7% molybdenum. Small amounts of titanium and aluminum are added for precipitation hardening. This specific alloying combination gives the bars excellent corrosion resistance in chloride and acidic environments. They also exhibit minimal distortion during heat treatment, making them reliable for high-precision components. The stainless steel structure ensures long-lasting service life, even in marine or chemical applications. Consistency in composition guarantees predictable mechanical properties across all manufactured sizes.

Dimensions of 13-8 Mo PH Round Bars vary to meet industrial requirements. Standard diameters range from 6 mm to 200 mm, with lengths available up to 6 meters. Custom sizes can also be produced on request. Tolerances are maintained strictly to ensure precise fit for machining or assembly. Surface finishes are smooth, reducing the need for extensive post-processing. These bars are available in both hot-rolled and cold-finished conditions. The combination of size versatility and mechanical strength allows engineers to design complex components efficiently. Their consistency in roundness and straightness ensures high-quality end products.

Worldwide 13-8 MO PH Round Bars Manufacturer, Stockist and Exporter

Mechanical properties of 13-8 Mo PH Round Bars make them suitable for high-performance applications. These bars can achieve tensile strengths exceeding 1,200 MPa after aging treatment. Yield strength typically ranges between 1,050–1,100 MPa, depending on heat treatment and tempering. They also maintain good elongation and toughness, allowing components to withstand stress without sudden failure. The hardness can reach up to 40 HRC, providing excellent wear resistance. This makes them ideal for gears, valve parts, and turbine components. Their fatigue resistance is particularly beneficial for aerospace and high-speed rotating machinery. These properties combine to deliver reliable, long-term performance in demanding

13-8 Mo PH Round Bars are used across diverse industries due to their superior performance. Aerospace applications benefit from their high strength-to-weight ratio and fatigue resistance. Automotive engineers use them in high-stress components like shafts and fasteners. The oil and gas industry relies on them for corrosion-resistant valves and pumps. Additionally, they are ideal for industrial machinery parts requiring wear resistance and dimensional stability. Their heat-treatable nature allows manufacturers to tailor mechanical properties according to specific applications. Overall, these bars provide an optimal combination of strength, toughness, and corrosion resistance for critical engineering solutions.

13-8 MO 13-8 MO Round Bars

Equivalent grades of 13-8 Mo PH Round Bars help in selecting suitable alternatives for global standards. Internationally, they correspond to UNS S13800, ASTM A564 Grade 630, and SAE Type 630. These equivalents allow engineers to source material from different suppliers without compromising performance. Matching mechanical and chemical properties ensures reliability across applications. Proper selection of the correct grade is essential for heat treatment and final component performance. This equivalence also facilitates global procurement and standardization. Using recognized equivalents simplifies documentation and quality compliance. Engineers can confidently design parts knowing the material meets international specifications.

Weight charts and fabrication guidelines simplify planning for 13-8 Mo PH Round Bars. Standard formulas calculate the weight per meter based on diameter, ensuring precise material estimation. These bars are suitable for welding, machining, and heat treatment operations. Proper handling during storage prevents surface oxidation and preserves mechanical integrity. Heat treatment processes like solution annealing and aging optimize strength and hardness. With proper care, 13-8 Mo PH Round Bars provide reliable service for decades. Their versatility, strength, and corrosion resistance make them a top choice for high-performance engineering components worldwide.

13-8 MO PH Round Bars Specifications

Property Specification
Material Type Precipitation Hardening Stainless Steel
Alloy Name 13-8 Mo PH
Standard ASTM A564 / UNS S13800 / SAE Type 630
Condition Solution Treated & Aged
Diameter Range 6 mm – 200 mm (custom sizes available)
Length Up to 6 meters (custom lengths available)
Finish Hot Rolled / Cold Finished
Tensile Strength Up to 1,200 MPa
Yield Strength 1,050 – 1,100 MPa
Hardness Up to 40 HRC
Applications Aerospace, Automotive, Industrial Machinery, Valves & Pumps

Chemical Composition

Element Percentage (%)
Carbon (C) 0.10 max
Chromium (Cr) 12.5 – 14.5
Nickel (Ni) 7.5 – 8.5
Molybdenum (Mo) 0.3 – 0.7
Titanium (Ti) 0.8 – 1.2
Aluminum (Al) 0.05 – 0.15
Manganese (Mn) 1.00 max
Silicon (Si) 1.00 max
Phosphorus (P) 0.04 max
Sulfur (S) 0.03 max
Iron (Fe) Balance

Mechanical Properties

Property Value / Range
Tensile Strength (MPa) 1,100 – 1,200
Yield Strength (MPa) 1,050 – 1,100
Elongation (%) 10 – 12
Reduction of Area (%) 40 – 45
Hardness (HRC) 38 – 40
Impact Toughness (J) 25 – 35
Fatigue Strength (MPa) 550 – 600

Dimensions

Diameter (mm) Length (mm) Tolerance (mm)
6 – 20 1000 – 6000 +0 / -0.2
21 – 50 1000 – 6000 +0 / -0.3
51 – 100 1000 – 6000 +0 / -0.5
101 – 200 1000 – 6000 +0 / -0.8

Equivalent Grades

Standard / Country Equivalent Grade
UNS (USA) S13800
ASTM (USA) A564 Grade 630
SAE (USA) Type 630
EN / Europe X5CrNiCuNb16-4
JIS / Japan SUH660
GB / China 1Cr17Ni2CuNb

Weight Chart (Approx.)

Diameter (mm) Weight per Meter (kg/m)
6 0.222
10 0.617
12 0.888
16 1.580
20 2.470
25 3.855
32 6.310
40 9.870
50 15.430
65 26.380
80 39.520
100 61.780
120 88.920
150 137.200
200 246.000

The applications of our 13-8 MO PH round bars include oil & gas projects, chemical processing plants, desalination systems, shipbuilding, aerospace, automotive, and heavy engineering. With superior resistance to oxidation and stress corrosion cracking, our bars perform reliably in extreme environments. Whether it is for large-scale infrastructure projects in Mumbai or precision engineering in Germany and the USA, Shakti Forge India remains the first choice for industries that demand excellence.

As one of the most reliable 13-8 MO PH Round Bars Manufacturer, Stockist and Exporter, Shakti Forge India continues to expand its presence in domestic and international markets. Our focus on quality, timely delivery, and customer satisfaction makes us a preferred partner for leading industries across the globe. For bulk requirements or customized solutions, Shakti Forge India ensures the highest level of product integrity and service excellence.

Frequently Asked Questions (FAQs)

Q:1What is 13-8 Mo PH stainless steel?
13-8 Mo PH is a precipitation-hardening stainless steel alloy known for high strength, corrosion resistance, and excellent mechanical properties. It is widely used in aerospace, automotive, and industrial applications.
Q:2What are the key applications of 13-8 Mo PH Round Bars?
These round bars are used in shafts, gears, fasteners, turbine components, valves, and pumps. Their high tensile strength, toughness, and corrosion resistance make them suitable for demanding engineering applications.
Q:3What is the typical diameter range available?
Standard diameters range from 6 mm to 200 mm, with custom sizes available on request. Lengths typically range up to 6 meters, depending on manufacturing capabilities.
Q:4How are 13-8 Mo PH Round Bars heat-treated?
The bars are solution treated and then aged to achieve optimal hardness and tensile strength. This process enhances mechanical properties while maintaining corrosion resistance.
Q:5What are the international equivalent grades?
International equivalents include UNS S13800, ASTM A564 Grade 630, SAE Type 630, EN X5CrNiCuNb16-4, JIS SUH660, and GB 1Cr17Ni2CuNb.

Cities we have supplied our products to

Mumbai, Delhi, Bengaluru(Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, Veraval,Kovvur, Andra Pradesh,Karwar, Karnataka,Kosamba, Gujarat, Vishakapatnam, Shahad, Pondicherry, Kakkinada, Pradesh, Nagda, Madhya Pradesh,Harihar, Karnataka, Tuticorin, Tamilnadu, Trivandrum, KeralaKurnool, Rourkela, Hindupur, Orissa, Renukoot, Uttar Morbi, Kerala ,Himachal, Dehradun, Visakhapatnam ,Jamnagar, Kozhikode, Ludhiana,Latur, Nanded, Vijaywada, Alwar, Bareilly, Bikaner, Andheri, Marol, Taloja, Turbhe, TTC (Thane-Belapur), Pimpri-Chinchwad, Chakan, Talegaon, Ranjangaon, Jejuri, Baramati, Satpur, Ambad, Sinnar, Igatpuri, Shendra, Waluj, Chikalthana, Paithan, Hingna, Butibori, Kalmeshwar, Umred, Shiroli, Kagal, Gokul Shirgaon, Akkalkot, Chincholi, Lote-Parshuram, Dombivli, Ambernath, Mahad, Roha, Palghar, Tarapur (Boisar)

Cities we have supplied our products to

South Korea, Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, Russia, Iran, Jordan, Singapore, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Sweden, Switzerland, Bahrain, the Netherlands, United Kingdom, Mexico, Bulgaria, Spain, France, Germany, Colombia, Brazil, Saudi Arabia, Iraq, Iran, Sudan, Libya, Tanzania, Nigeria, New Zealand, Paris, Switzerland

Applications of 13-8 MO PH Round Bars

  • Oil & Gas Industry – pipelines, offshore rigs, valves, and fittings
  • Chemical Processing Plants – heat exchangers, reactors, and storage vessels
  • Marine & Shipbuilding – propeller shafts, seawater systems, and pumps
  • Aerospace – jet engines, turbine blades, and structural components
  • Power Generation – nuclear plants, boilers, and steam generators
  • Automotive – exhaust systems, sensors, and performance parts
  • Pharmaceutical & Food Industry – equipment requiring hygiene and corrosion resistance
  • Construction & Infrastructure – high-strength fasteners, joints, and supports