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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Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Flange Product Information
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Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Flange Synonyms
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Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Product Information
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### **Carpenter Micro-Melt® 9 Hardened and Tempered (CPM 9T/9TT) Tool Steel: The Ultimate High-Toughness, Wear-Resistant Solution**
**Product Overview**
Carpenter Micro-Melt® 9 Hardened and Tempered (commonly referred to as CPM 9T or 9TT) represents the finished, ready-to-use state of this premium powder metallurgy (PM) tool steel. Supplied in the fully heat-treated condition, it delivers an exceptional combination of **superior impact toughness and good wear resistance**, a balance that is difficult to achieve with conventional ingot-cast steels. The “Micro-Melt” process ensures a fine, uniform, and isotropic carbide distribution, eliminating the performance variations and weaknesses associated with carbide segregation. This product is designed for applications where resistance to chipping, cracking, and catastrophic failure under high stress is paramount.
**Key Advantages (Hardened & Tempered State)**
* **Unmatched Toughness:** Offers significantly higher impact strength and fracture toughness than traditional high-carbon, high-chromium steels like D2, and often exceeds the performance of dedicated shock steels (e.g., S7) at comparable hardness levels.
* **Excellent Wear Resistance:** Provides substantial resistance to abrasion and galling, suitable for demanding forming and cutting applications.
* **High Compressive Strength:** Capable of withstanding extreme pressure without deforming.
* **Dimensional Stability & Predictability:** Supplied at a consistent, pre-determined hardness, eliminating the risks and costs associated with in-house heat treatment. The isotropic PM structure ensures uniform performance in all directions.
* **Reduced Lead Time & Risk:** Ready for final finishing (grinding, EDM, polishing) and immediate use, accelerating production schedules and removing heat treatment variables.
**Typical Chemical Composition (%)**
The composition is identical to the annealed version, engineered to develop its unique properties after heat treatment.
| Element | Carbon (C) | Chromium (Cr) | Molybdenum (Mo) | Tungsten (W) | Vanadium (V) | Silicon (Si) | Manganese (Mn) |
| :--- | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
| **Content** | 0.50 - 0.60 | 4.75 - 5.25 | 1.30 - 1.80 | 1.30 - 1.80 | 0.90 - 1.10 | 0.15 - 0.40 | 0.20 - 0.50 |
**Physical & Mechanical Properties (Hardened & Tempered Condition)**
* **Standard Hardness:** Typically supplied in the range of **58-62 HRC**, with **59-61 HRC** being the most common for optimal toughness/wear balance. Specific hardness can be requested.
* **Density:** 7.87 g/cm³ (0.284 lb/in³)
* **Ultimate Tensile Strength:** ~ 2,000 - 2,400 MPa (290 - 350 ksi)
* **Yield Strength (0.2% Offset):** ~ 1,800 - 2,200 MPa (260 - 320 ksi)
* **Compressive Strength:** > 3,000 MPa (435 ksi) at 60 HRC.
* **Fracture Toughness:** Notably high for its hardness class, often 2-3 times that of conventional D2 steel.
* **Thermal Conductivity:** Relatively low, as is characteristic of high-alloy tool steels.
* **Coefficient of Thermal Expansion:** Approximately 10.8 x 10⁻⁶/°C (68-212°F).
**Fabrication Notes (in Hardened State)**
* **Machining:** Not recommended. Material is supplied ready for use.
* **Grinding:** Can be ground using proper techniques for hardened tool steels (e.g., sharp wheels, light passes, ample coolant).
* **Electrical Discharge Machining (EDM):** Can be performed. A subsequent low-temperature temper (e.g., 150-200°C / 300-400°F) is recommended to relieve the white layer/redeposited layer.
* **Finishing:** Excellent candidate for polishing and surface coatings (e.g., TiN, TiCN, CrN) to further enhance performance.
**International Standards & Cross-References**
* **Carpenter Designation:** Micro-Melt 9 Hardened & Tempered (CPM 9T, 9TT).
* **UNS:** T30109
* **AISI:** Modified Type A8 (PM Premium Grade).
* **European (EN):** A PM premium alternative that surpasses the properties of standard 1.2606 (55NiCrMoV7).
* **Japanese (JIS):** No direct PM equivalent. Superior in toughness to SKD11 (JIS) and offers better wear resistance than SKD61 (JIS) at similar toughness levels.
* **Common Comparison:** Often positioned as a **"Super Tough D2"** or a **"Wear-Resistant S7."**
**Typical Applications**
This ready-to-install material is specified for the most demanding applications where tool failure is costly and downtime must be minimized.
1. **Severe Punching & Blanking:**
* Punches and dies for high-strength steels, spring steels, and abrasive materials.
* Heavy-duty blanking in thick materials.
* Progressive die components subject to high shock.
2. **Cold Forming & Forging:**
* Cold heading dies, extrusion punches, and nail-making dies.
* Thread rolling dies for hard materials.
* Forming rolls and slitter knives where edge integrity is critical.
3. **Critical Molds:**
* Injection molds for abrasive or reinforced plastics (e.g., fiberglass, minerals).
* Core pins and cavities prone to bending or breakage.
* Die-casting mold components for non-ferrous metals requiring high toughness.
4. **Industrial Cutting Tools:**
* High-performance shear blades for metal processing.
* Knives for cutting composites, cables, and tires.
* Woodworking tools for engineered materials.
5. **Precision Tooling & Machinery:**
* Wear plates, guide rails, and arbors in high-load machinery.
* Master gauges and fixtures requiring exceptional dimensional stability and wear life.
**Conclusion**
Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel is the definitive off-the-shelf solution for engineers and tool designers facing the dual challenges of extreme impact and abrasive wear. By leveraging the benefits of powder metallurgy and precise factory heat treatment, it delivers guaranteed, consistent performance that extends tool life, reduces unscheduled downtime, and improves productivity in the world's most challenging tooling applications. When failure is not an option, CPM 9T provides the robust, reliable answer.
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Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Specification
Dimensions
Size：
Diameter 20-1000 mm Length <6924 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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Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Properties
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Applications of Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Flange
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Chemical Identifiers Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Flange
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Packing of Carpenter Micro-Melt® 9 Hardened and Tempered Tool Steel Flange
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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 3395 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
