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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X10Cr13 Stainless Steel Flange for medical instruments Product Information
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X10Cr13 Stainless Steel Flange for medical instruments Synonyms
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X10Cr13 Stainless Steel for medical instruments Product Information
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### **Product Name:** X10Cr13 Stainless Steel for Medical Instruments
**Classification:** Martensitic Stainless Steel (Surgical & Instrument Grade)
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### **1. Overview**
X10Cr13 is a **martensitic stainless steel** specifically engineered and refined for the manufacture of high-precision medical and surgical instruments. As a member of the "cutlery grade" or "instrument grade" stainless steels, it offers an optimal balance of **hardness, edge retention, corrosion resistance, and polishability**. It achieves its properties through a heat treatment process involving hardening and tempering, which allows for a wide range of final hardness levels to suit different applications. X10Cr13 is a fundamental material in the medical device industry, prized for its reliability, fabricability, and cost-effectiveness for reusable and single-use instruments that require sharp, durable edges.
### **2. Chemical Composition (Weight %, according to EN 10088-3)**
Composition is tightly controlled to ensure consistent hardenability, corrosion resistance, and polishability.
| Element | Minimum (%) | Maximum (%) | Notes |
|---------|------------|------------|-------|
| **Carbon (C)** | 0.08 | 0.15 | **Critical for hardness.** Provides the carbon necessary to form hard martensite upon quenching. Higher carbon within this range increases maximum achievable hardness. |
| **Chromium (Cr)** | 12.0 | 14.0 | Provides the essential passivation layer for corrosion resistance. The lower end of the stainless spectrum, sufficient for many medical environments but not for prolonged exposure to saline or aggressive chemicals. |
| **Silicon (Si)** | ≤ 1.00 | | Deoxidizer; improves strength. |
| **Manganese (Mn)** | ≤ 1.00 | | Aids in deoxidation and hot workability. |
| **Phosphorus (P)** | ≤ 0.040 | | Impurity, kept low. |
| **Sulfur (S)** | ≤ 0.015 (often ≤ 0.003 for medical) | | Impurity. Very low levels are specified for medical grades to improve hot workability and polishability. |
| **Molybdenum (Mo)** | *Optional/Trace* | | Not standard, but may be added in small amounts in proprietary grades to slightly enhance corrosion resistance. |
| **Iron (Fe)** | Balance | | |
**Key Feature:** The relatively high carbon content (for a stainless steel) and the 13% chromium define this as a **hardenable martensitic grade**.
### **3. Physical & Mechanical Properties**
*Properties are highly dependent on the heat treatment (hardening and tempering) cycle.*
**Typical Heat Treatment:**
* **Annealed Condition (for machining):** ~ 180 HB
* **Hardening:** Austenitize at **980-1050°C**, then oil quench or air cool (depending on section size).
* **Tempering:** Typically tempered between **150-400°C** to achieve the desired combination of hardness and toughness.
**Mechanical Properties (Tempered Condition):**
* **Tensile Strength (Rm):** 700 - 900 MPa (can exceed 1000 MPa at lower tempers)
* **Yield Strength (Rp0.2):** 500 - 750 MPa
* **Elongation (A):** 10% - 15%
* **Hardness Range (typical after HT):**
* **Scalpels, Blades:** 50 - 58 HRC (High hardness for sharpness)
* **Forceps, Scissors, Pliers:** 40 - 50 HRC (Balance of hardness and toughness)
* **Bone Reamers, Rasps:** 45 - 52 HRC
* **Modulus of Elasticity:** 215 GPa
**Physical Properties (Typical):**
* **Density:** 7.7 g/cm³
* **Thermal Conductivity:** 25 W/m·K
* **Coefficient of Thermal Expansion:** 10.5 x 10⁻⁶ /K (20-100°C)
* **Magnetic:** **Yes.** Fully magnetic in all conditions due to its martensitic structure.
### **4. Key Characteristics**
* **Excellent Hardenability & Edge Retention:** Can be hardened to high levels (HRC 55+), allowing for the creation of sharp, long-lasting cutting edges crucial for surgical blades and scissors.
* **Good Corrosion Resistance for Medical Use:** Sufficient for repeated sterilization (autoclaving at 121-134°C), cleaning with disinfectants, and exposure to bodily fluids. **Not suitable for permanent implantation or prolonged contact with saline.**
* **Superior Polishability:** Can achieve a very high-quality, smooth, reflective surface finish, which is important for cleanliness, reduced tissue adhesion, and aesthetic appeal of instruments.
* **Good Mechanical Strength & Stiffness:** Provides the necessary rigidity for precision instruments like probes, osteotomes, and needle holders.
* **Good Machinability (in annealed state):** Can be readily machined, stamped, or forged into complex shapes before final heat treatment.
### **5. Product Applications**
X10Cr13 is a cornerstone material for a vast array of medical and dental instruments:
* **General Surgical Instruments:** Scalpels, surgical blades, scissors (tissue, suture), forceps (tissue, dressing), needle holders, retractors, clamps.
* **Dental Instruments:** Excavators, scalers, curettes, forceps, mirrors.
* **Orthopedic Instruments:** Osteotomes, chisels, bone rasps, reamers, mallets.
* **Gynecological & Microsurgical Instruments.**
* **Veterinary Surgical Instruments.**
* **Reusable** is the primary domain, though it is also used for certain high-performance **single-use** instruments.
### **6. International Standards & Specifications**
| Region/System | Standard & Designation | Scope / Notes |
|---------------|----------------------|---------------|
| **European (EN)** | **EN ISO 7153-1** | *Primary Standard.* Specification for materials for surgical instruments. Lists **X10Cr13** (1.4006) as a standard material. |
| **European (EN)** | **EN 10088-3** | Technical delivery conditions for stainless steel semi-finished products. Grade **1.4006**. |
| **ISO** | **ISO 7153-1** | Identical to EN ISO 7153-1. |
| **USA / ASTM** | **ASTM A582 (Type 410)** | **Type 410** is the closest UNS/ASTM equivalent, though chemistry ranges may differ slightly. |
| **UNS** | **UNS S41000** | For Type 410. |
| **Germany (DIN)** | **DIN 1.4006** | Common material number. |
| **Common Names** | **"Surgical Stainless"**, **"Instrument Grade 410"** | |
**Important Note:** Medical instrument manufacturers often have **proprietary specifications** that refine the standard grades (e.g., tighter sulfur control, modified tempering) to achieve specific performance characteristics, often designated as "Custom 410" or similar.
### **7. Available Forms & Processing**
* **Standard Forms:** Round and flat bar, wire, strip, sheet, and forgings – supplied in the **soft annealed** condition for fabrication.
* **Fabrication Process Flow:**
1. **Machining/Forging/Stamping:** Performed in the soft, annealed condition.
2. **Hardening & Tempering (Heat Treatment):** The most critical step to achieve final properties. Performed in controlled atmosphere furnaces to prevent scaling/decarburization.
3. **Finishing:** Grinding, polishing, passivation (in nitric acid to enhance corrosion resistance), and final sharpening.
4. **Sterilization & Packaging.**
### **8. Selection Rationale**
**Choose X10Cr13 when:**
* Manufacturing **reusable surgical/dental instruments** requiring a hard, sharp edge.
* A balance of **performance, proven history, and cost** is required.
* **Magnetism is not a concern** (in fact, it can be beneficial for instrument racking).
* The instrument will be **sterilized but not permanently implanted**.
**Consider higher-alloy alternatives (e.g., X39CrMo17-1 / 1.4125, X105CrMo17 / 1.4125, or martensitic grades with Nickel) for:**
* Instruments requiring **higher corrosion resistance** (e.g., for prolonged procedures).
* Applications where **higher toughness** at a given hardness is needed.
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**Disclaimer:** This datasheet provides general information. For medical device manufacturing, compliance with stringent regulatory standards (e.g., EU MDR, FDA 21 CFR Part 820) is mandatory. Material selection, heat treatment, finishing, and biological safety must be validated according to these regulations and specific product standards (e.g., ISO 7740 for cutting instruments). Always source material with certification traceable to medical-grade standards (EN ISO 7153-1). Final instrument performance is critically dependent on precise and validated heat treatment processes.
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X10Cr13 Stainless Steel for medical instruments Specification
Dimensions
Size：
Diameter 20-1000 mm Length <7402 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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X10Cr13 Stainless Steel for medical instruments Properties
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Applications of X10Cr13 Stainless Steel Flange for medical instruments
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Chemical Identifiers X10Cr13 Stainless Steel Flange for medical instruments
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Packing of X10Cr13 Stainless Steel Flange for medical instruments
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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 3873 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
