1,We Manufacturing processes are primarily classified into four types:
1:Forging,
2:Casting,
3:Cutting,
4:Rolling.
2,We can manufacture in accordance with these standards.
Standards:
GB Series (Chinese Standards), JB Series (Machinery Standards), HG Series (Chemical Industry Standards), ASME B16.5 (American Standards), BS4504 (British Standards), DIN (German Standards), and JIS (Japanese Standards).
Internationally, there are two primary systems of pipe flange standards: the European system, represented by the German DIN standards (including those of the former Soviet Union), and the American system, represented by the US ANSI pipe flange standards. Other common standards include: the Chinese Ministry of Machinery Industry standards (JB series), the Ministry of Chemical Industry standards (HG series), the Chinese National Standard *GB/T 9112–9124-2010 Steel Pipe Flanges*, as well as US standards (ASME B16.5), British standards (BS4504), German standards (DIN), Japanese standards (JIS), and marine standards (CBM), among others.
The nominal pressure ratings for the PN series are designated by "PN" and comprise the following nine levels: PN2.5, PN6, PN10, PN16, PN25, PN40, PN63, PN100, and PN160.
The nominal pressure ratings for the Class series are designated by "Class" and comprise the following six levels: Class150, Class300, Class600, Class900, Class1500, and Class2500.
Flange Classification
1. **According to Chemical Industry Standards:** Flanges are classified as follows:
Plate Flat Welding Flange (PL), Necked Flat Welding Flange (SO), Necked Butt Welding Flange (WN), Integral Flange (IF), Socket Welding Flange (SW), Threaded Flange (Th), Butt Welding Ring Loose Flange (PJ/SE), Blind Flange (BL), Flat Welding Ring Loose Flange (PJ/PJ), and Lined Blind Flange (BL(s)).
2. **According to Petrochemical (SH) Industry Standards:** Flanges are classified as follows:
Threaded Flange (PL), Butt Welding Flange (WN), Flat Welding Flange (SO), Socket Welding Flange (SW), Loose Flange (LJ), and Blind Flange (no specific designation).
3. **According to Machinery (JB) Industry Standards:** Flanges are classified as follows:
Integral Flange, Butt Welding Flange, Plate Flat Welding Flange, Butt Welding Ring Plate Loose Flange, Flat Welding Ring Plate Loose Flange, Lap Joint Ring Plate Loose Flange, and Blind Flange.
4. **According to Connection Method/Type:** Flanges are classified as follows:
Plate Flat Welding Flange, Necked Flat Welding Flange, Necked Butt Welding Flange, Socket Welding Flange, Threaded Flange, Blind Flange, Necked Butt Welding Ring Loose Flange, Flat Welding Ring Loose Flange, Ring-Type Joint (RTJ) Flange and Blind Flange, Large-Diameter Plate Flange, Large-Diameter High-Neck Flange, Figure-8 Blind Plate, Butt Welding Ring Loose Flange, etc.
5. **According to the Component Being Connected:** Flanges can be classified into Vessel Flanges and Pipe Flanges.
6. **According to Structural Type:** Flanges include Integral Flanges, Threaded Flanges, Flat Welding Flanges, Butt Welding Flanges, Lap Joint (Loose/Swivel) Flanges, and Blind Flanges.
A flange—also referred to as a flange plate or rim—is a component used to connect shafts to one another, or, more commonly, to join the ends of pipes. Flanges are also utilized at the inlet and outlet ports of equipment to facilitate connections between two devices—for instance, the flange on a speed reducer. A "flange connection" or "flanged joint" refers to a detachable joint assembly comprising three interconnected elements—a flange, a gasket, and bolts—that together form a sealed structural unit. In the context of piping systems, a "pipe flange" specifically denotes a flange used for plumbing within the installation; when applied to equipment, it refers to the inlet or outlet flange of that specific device. Flanges feature a series of holes through which bolts are inserted to securely fasten the two flanges together, while a gasket placed between the flanges ensures a leak-proof seal. Flanges are broadly categorized into three types: threaded (screw-in) flanges, welded flanges, and clamp-type flanges. Flanges are invariably used in pairs; threaded flanges are suitable for low-pressure piping applications, whereas welded flanges are required for systems operating at pressures exceeding 4 kilograms per square centimeter. A sealing gasket is inserted between the two flange plates, which are then firmly secured using bolts. The thickness of a flange—as well as the specifications of the bolts used to fasten it—vary depending on the specific pressure rating required for the application. When connecting equipment such as water pumps or valves to piping systems, the corresponding connection points on these devices are often manufactured in the shape of a matching flange; this method of attachment is also referred to as a "flange connection." Generally, any connecting component that utilizes bolts to join and seal the perimeters of two flat surfaces—such as the joints in ventilation ducts—is termed a "flange"; such components may collectively be classified as "flange-type parts." However, since such a connection often constitutes merely a *portion* of a larger device—for instance, the interface between a flange and a water pump—it would be inappropriate to classify the entire water pump itself as a "flange-type part." Conversely, smaller components—such as valves—that feature such flanged interfaces may indeed be appropriately categorized as "flange-type parts."
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AISI 1513 Steel Flange Composition Spec (UNS G15130) Product Information
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AISI 1513 Steel Flange Composition Spec (UNS G15130) Synonyms
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AISI 1513 Steel Composition Spec (UNS G15130) Product Information
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### **Product Introduction: AISI 1513 Steel Composition Specification (UNS G15130)**
**Overview**
AISI 1513 (UNS G15130) is a standardized **high-manganese, medium-carbon steel** specified primarily by its chemical composition. As part of the "15xx" series, its defining characteristic is a significantly elevated manganese content (typically 1.10-1.40%), which classifies it as a **manganese alloy steel**. This higher manganese content, combined with a controlled medium-carbon level, provides enhanced hardenability, strength, and wear resistance over plain carbon steels like 1030 or 1045. AISI 1513 is a versatile, general-purpose engineering steel commonly supplied in hot-rolled or cold-drawn conditions, often serving as a cost-effective material for components that require good toughness, forgeability, and a reliable response to heat treatment.
**Key Features & Characteristics**
* **Enhanced Hardenability & Strength:** The elevated manganese content significantly improves the steel's ability to be through-hardened (quenched and tempered), allowing for the development of uniform strength in larger cross-sections than is possible with plain carbon steels.
* **Good Toughness & Wear Resistance:** When properly heat treated, it offers a favorable balance of strength and impact resistance, along with good resistance to abrasion and surface wear.
* **Good Forgeability and Weldability (with precautions):** Suitable for hot forging and can be welded using appropriate procedures (preheat, low-hydrogen electrodes, post-weld heat treatment).
* **Economical Alloy Alternative:** Provides a more cost-effective solution than chromium or nickel-alloy steels for many applications where the primary requirement is improved hardenability and strength over standard carbon steel.
* **General Purpose Application:** Serves as a reliable workhorse steel for a wide range of stressed mechanical components.
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### **1. Chemical Composition (Standard Conformance)**
| Element | Standard Range (%) | Key Function |
| :--- | :--- | :--- |
| **Carbon (C)** | 0.10 – 0.16 | Provides base strength and hardenability. The lower end of the medium-carbon range ensures good weldability and toughness while allowing for strengthening via heat treatment. |
| **Manganese (Mn)** | 1.10 – 1.40 | **Defining Alloying Element.** Substantially increases hardenability, allowing deeper and more uniform hardening. Also contributes to strength and solid solution strengthening. |
| **Phosphorus (P)** | ≤ 0.040 (max) | Residual element, kept low to maintain good toughness, especially in the transverse direction. |
| **Sulfur (S)** | ≤ 0.050 (max) | Residual element, kept low. **This is not a free-machining grade.** Ensures better ductility and weldability compared to resulfurized steels. |
| **Silicon (Si)** | 0.15 – 0.35 | Acts as a deoxidizer during steelmaking; contributes to strength. |
| **Iron (Fe)** | Balance | Base element. |
**Key International Standard Equivalents:**
* **UNS:** G15130
* **AISI/SAE:** 1513
* **ASTM:** A29 (Standard Specification for Steel Bars, Carbon and Alloy, Hot-Wrought and Cold-Finished)
* **AMS:** May be supplied to relevant AMS specifications for bar stock.
* **DIN (Germany):** ~1.1140 / C15 (but with much lower Mn; no direct equivalent)
* **EN (Europe):** No direct equivalent. Similar in concept to a higher manganese version of a C15 or C16 grade.
* **JIS (Japan):** No direct equivalent.
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### **2. Typical Physical & Mechanical Properties (Condition Dependent)**
*Properties are highly dependent on the final processing condition (as-rolled, normalized, or heat treated).*
| Property / Condition | Hot-Rolled (As-Rolled) | Normalized | Quenched & Tempered (Example) |
| :--- | :--- | :--- | :--- |
| **Density** | 7.85 g/cm³ | 7.85 g/cm³ | 7.85 g/cm³ |
| **Tensile Strength** | 460 – 600 MPa | 500 – 650 MPa | 850 – 1100 MPa |
| **Yield Strength (0.2% Offset)** | 280 – 400 MPa | 320 – 450 MPa | 700 – 950 MPa |
| **Elongation (in 50mm)** | 22% – 30% | 20% – 28% | 12% – 18% |
| **Brinell Hardness (HB)** | 150 – 190 | 160 – 210 | 300 – 380 (HRC 32-40) |
| **Machinability (As-Rolled/Norm)** | Fair (~60% of 1212) | Fair to Good | Poor |
| **Hardenability** | Medium. Suitable for through-hardening of moderate sections. | | |
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### **3. Product Applications**
AISI 1513 is selected for components requiring good hardenability, strength, and toughness, often as a more capable alternative to 1018 or 1030.
* **Forged Components:** Crankshafts, connecting rods, lever arms, and other parts where good hot workability and subsequent heat treatment are required.
* **Shafts and Axles:** General-purpose power transmission shafts, axle shafts, and spindles that benefit from through-hardening.
* **Gears and Sprockets:** Medium-duty gears and sprockets that are carburized or through-hardened.
* **High-Strength Fasteners:** Bolts, studs, and pins requiring better core properties than low-carbon steel fasteners.
* **Agricultural and Earth-Moving Equipment:** Pins, bushings, and linkage parts subject to impact and wear.
* **General Machinery Parts:** Any component requiring a combination of good machinability in the soft state, forgeability, and the ability to be heat treated to moderate/high strength levels.
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### **4. Important Distinctions & Considerations**
* **Not a Free-Machining Steel:** Contains low sulfur. Machinability is lower than 11xx or 12xx series steels. Machining is typically performed in the normalized or annealed condition.
* **Heat Treatment is Common:** This grade is frequently specified with a required heat treatment (e.g., "1513, Q&T to HRC 28-34") for its final application. Normalization is also a common pre-machining condition.
* **Comparison to 10xx Series (e.g., 1030):** AISI 1513 offers significantly better hardenability and strength at similar carbon levels due to its higher manganese. It can achieve higher strength in thicker sections.
* **Comparison to 13xx Series (e.g., 1330):** Has lower carbon and slightly lower manganese than 1330, resulting in lower maximum achievable hardness but better weldability and toughness. 1513 is more akin to a higher-manganese version of 1026 or 1030.
* **Weldability:** Can be welded with proper procedures (preheat, low-hydrogen consumables, post-weld heat treatment for thick sections or high restraint). The carbon content is low enough to minimize cracking risk with proper technique.
* **"H" Grade Availability:** An **AISI 1513H** grade is available for applications requiring guaranteed hardenability bands, providing predictability for critical heat-treated parts.
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**Disclaimer:** The information provided is for reference based on standard specifications. Actual properties and performance depend on manufacturing process, heat treatment parameters, and final part geometry. For critical applications, always consult the certified material test report and relevant engineering standards.
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AISI 1513 Steel Composition Spec (UNS G15130) Specification
Dimensions
Size：
Diameter 20-1000 mm Length <5031 mm
Size:We can customized as required
Standard：
Per your request or drawing
We can customized as required
Properties（Theoretical）
Chemical Composition
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AISI 1513 Steel Composition Spec (UNS G15130) Properties
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Applications of AISI 1513 Steel Flange Composition Spec (UNS G15130)
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Chemical Identifiers AISI 1513 Steel Flange Composition Spec (UNS G15130)
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Packing of AISI 1513 Steel Flange Composition Spec (UNS G15130)
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Standard Packing:
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Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and Steel Flange drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 1502 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition
