Commercial Vehicles Pipes and Valves Featuring High-Quality Coated Sand Casting

• Customization: Available
• Media: Gas
• Driving Mode: Worm Gear
• Model NO.: V32
• Connection Form: Clamp
• Structure: Customer′s Demand
• Seal Form: Customer′s Demand
• Valve Stem: Normal
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Customer′s Demand
• Valve Body: Casting
• Standard: Customization
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Processing: Coated Sand Casting
• Ingredient Ratio: Elements Such as Manganese, Silicon, Chromium, Et
• Inspection Report: Yes
• Lead Time: 20-40 Days
• Surface Treatment: Powder Coated/Painting/Sandblasting
• Surface Roughness: Ra0.8~Ra12.5
• Size: According to Customer′s Drawings
• Weight: Customization
• Machining: Turning/Milling/Drilling/Grinding/Boring/Planing/B
• Machining Tolerance: 0.002mm, 0.005mm, 0.01mm
• Inspection Tools: CMM/Gauges/Indicators
• Heat Treatment: Quench and Temper
• Transport: by Sea/by Train/by Air/by Truck
• Transport Package: Carton/Box/Pallets
• Specification: According to product specifications
• Trademark: Customer Demands
• Origin: China
• Production Capacity: 50000

Product Description

Product Description

Industy	Sub-industry	Part name	Material	Process	Features	Technical advantages
Industrial valve	Industrial piping parts	Butterfly valve	Carbon steel WCB	Coated sand casting/Lost wax casting	Pipeline parts	Multiple process layouts can take advantage of the advantages of two processes, with flexible production arrangements and high efficiency
	Industrial piping parts	Control valve	Carbon steel	Lost wax casting	Pipeline parts	Lost wax casting process, using silica sol in the pre-process, good product surface quality, less mold cost, and small quatity production.
	Industrial piping parts	Butterfly disc	Stainless steel CF8	Coated sand casting	Pipeline parts	The coated sand casting uses independent sand preparation, with stable quality, good product surface finish and high production efficiency.

Detailed Photos

Company Profile

Qingdao Starise Metal Technology Co., Ltd. is a pioneering industry leader and trade integration enterprise, dedicated to the innovative research, stellar production, and widespread global trade of top-tier precision casting parts. With over 30 years of unwavering commitment to excellence, and leveraging its expansive holding factory, the company has carved a niche in the industry. Encompassing a state-of-the-art production base sprawling over 47,000 square meters, which includes 10,000 square meters of meticulously designed high-standard production workshops, the company boasts an impressive annual production capacity exceeding 30,000 tons of precision cast steel parts. Our premium products proudly grace over 20 countries and diverse regions across Europe, America, and Asia, setting benchmarks in quality and reliability.

Our History:

1. Founding Period (1996-1998):
Established in the vibrant city of Pingdu, Qingdao, China, back in 1996, the company embarked on a journey to provide unmatched precision casting solutions, initially catering to the agricultural machinery and automotive axle sectors. During this foundational phase, the focus was on crafting superior small-scale precision castings by utilizing traditional yet effective silica gel precision casting technology.

2. Technological Accumulation and Expansion (1998-2014):
The year 1998 marked a pivotal moment when the company embraced cutting-edge investment casting and sand casting technologies, unlocking the ability to produce medium to large-scale precision castings. Garnering the prestigious ISO9001 certification in 2006 reinforced the company's dedication to quality and reliability. Between 2009 and 2014, the company experienced exponential growth, with significant facility expansions, the introduction of several new production lines, and the adoption of innovative, efficient casting processes. This growth empowered the company to seamlessly cater to the demands of diverse, multi-batch, and bespoke product manufacturing.

3. Brand Marketing (2016-2020):
In 2016, the company embarked on an ambitious brand-building journey, participating fervently in both local and international industry exhibitions to elevate brand visibility. By 2017, its global footprint expanded as it forged enduring partnerships with overseas patrons. By 2020, the company had pioneered multiple patented technologies, enhancing product precision and quality to unprecedented levels.

4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, a dedicated research and development center was established, focusing avidly on pioneering new materials and processes. In 2019, the company unveiled an eco-friendly precision casting process, significantly reducing pollution emissions while elevating product quality by addressing surface and internal casting defects. The year 2020 marked the company's official recognition as a national high-tech enterprise, highlighting its relentless pursuit of technological innovation.

5. Intelligent Manufacturing and Future Vision:
Amidst the global pandemic in 2019, the company adeptly recalibrated its market strategies, amplifying online marketing and service capabilities to maintain robust business growth. In 2021, the launch of an intelligent manufacturing initiative integrated cutting-edge automation and information technology, significantly enhancing production efficiency and management prowess.

6. Looking Ahead:
Starise Metal is unwaveringly committed to its philosophy of innovation-driven development, aspiring to secure and strengthen its leadership position in the competitive global precision casting industry.

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Certifications

Processing

Investment casting, a masterful and intricate manufacturing technique, is celebrated for its exceptional capability to create high-precision metal components. Ideal for industries such as aerospace, automotive, and medical, this process ensures unmatched accuracy and superior quality. Here, we delve into the refined steps of this process, aiding your understanding of how these extraordinary components come to life.

1. Wax Pattern Creation

The investment casting process begins with the exquisite creation of wax patterns. Highly skilled artisans deftly inject premium wax into meticulously engineered aluminum molds. These molds are crafted to replicate the exact shape and dimensions of the final product with astounding precision. This wax model serves as the essential blueprint for the entire casting process. The quality and accuracy of the wax pattern are pivotal, as they directly influence the final metal component's outcome.

2. Assembly

During the assembly phase, each carefully crafted wax pattern is meticulously attached to a central wax sprue, forming what's known as a pattern assembly or wax tree. This central sprue is crucial, as it serves as the channel through which molten metal will flow, filling the intricate cavities of the wax patterns. This step demands meticulous attention to detail for accurate alignment and secure attachment of the wax patterns to the sprue.

3. Shell Building

With the pattern assembly complete, the transformative shell-building stage begins. In this complex process, the pattern assembly is repeatedly immersed in a high-quality ceramic slurry. Layer upon layer of refractory materials is applied, with each one needing to dry completely before the next is added. This careful procedure results in a robust and durable ceramic shell that envelops the delicate wax patterns, providing essential structure and protection for the subsequent steps.

4. Dewaxing

Once the ceramic shell is fully formed, the critical dewaxing step begins. The assembly, encased in the ceramic shell, is placed into a specialized furnace and exposed to high temperatures. This causes the wax to melt and drain away, earning investment casting the name "lost-wax casting." The result is a hollow ceramic mold with precisely defined cavities, mirroring the original wax patterns, ready to be filled with molten metal.

5. Burnout/Preheating

After dewaxing, the ceramic mold undergoes a burnout stage at extremely high temperatures. This process ensures all residual wax is eradicated, hardens the ceramic, and prepares the mold for pouring. Preheating is crucial, facilitating the smooth flow of molten metal and ensuring even filling, minimizing defects. Once preheating is complete, the mold is primed to receive the molten metal.

6. Pouring

Pouring is the pivotal and most crucial step of investment casting. Molten metal, selected to meet specific grade requirements, is carefully poured into the preheated ceramic mold. It swiftly fills the intricate cavities, capturing every detail. As the metal cools and solidifies, it adopts the exact shape and dimensions of the wax patterns, bringing the metal component to life. Precise control during pouring is essential to maintain the product's quality and integrity.

7. Shell Removal

After solidification, the protective ceramic shell is removed to reveal the final metal component. Vibratory methods are employed to delicately break away the ceramic, unveiling the intricately crafted metal casting within. This step requires careful handling to preserve the delicate metal part.

8. Cut-off

Once the shell is carefully removed, the individual metal castings are expertly separated from the central sprue using advanced saws or precision cutting tools. This meticulous separation process is conducted with the utmost accuracy, ensuring a flawless and precise cut, which leaves the metal component perfectly primed and ready for any subsequent processing steps.

9. Finishing

In the grand finale of the investment casting process, finishing operations are meticulously performed to fulfill the specific and unique requirements of each component. Depending on its intended application, a variety of sophisticated finishing techniques may be employed. For example, heat treatment might be applied to significantly enhance the mechanical properties of the metal, boosting its strength and hardness. For achieving exact dimensions and tolerances, CNC machining is often the technique of choice. To ensure a pristine finish, shot blasting is commonly utilized, cleaning the surface and rendering a fine, smooth texture. Polishing is then employed to achieve the desired luminous and appealing surface brilliance.

Investment casting is an extraordinary manufacturing process, a harmonious blend of skill, precision craftsmanship, and cutting-edge techniques. It is instrumental in producing superior metal components that meet the highest standards demanded across a diverse array of industries.

Materials We Cast

Material	Carbon Steel	Ductile Iron	Alloy Steel	Stainless Steel	Manganese Steel
Material Grade/Designation	ZG200-400 ZG230-450 ZG270-500 ZG310-570 ZG340-640 Q235	QT350-22L QT400-18 QT400-18L QT450-10 QT500-7 QT600-3 QT700-2 QT800-2 QT900-2 QTD800-10 QTD900-8 QTD1050-6 QTD1200-3 QTD1400-1	ZG20Mn, ZG30Mn ZG40Mn, ZG20Mn2 ZG35CrMnSi, ZG40Cr ZG35CrMo, ZG42CrMo AH36,EH36,FH36 Q420qE,Q500qE 16MnDR 09MnNiDR ZGD410-620 ZGD535-720 ZGD650-830 ZGD730-310 ZGD840-1030 ZGD1030-1240 ZGD1240-1450	06Cr19Ni10 022Cr19Ni10 06Cr17Ni12Mo2 022Cr17Ni12Mo2 06Cr18Ni12Mo2Cu2 015Cr21Ni26Mo5Cu2 12Cr13 30Cr13 68Cr17 022Cr12 10Cr17 019Cr19Mo2NbTi 022Cr23Ni5Mo3N 022Cr25Ni7Mo4N 05Cr17Ni4Cu4Nb 07Cr15Ni7Mo2AL	ZGMn13-1 ZGMn13-2 ZGMn13-3 ZGMn13Cr2 Q355B Q460C 30Mn2Cr10 40Mn18Cr3 ZGMn18Cr2
Standard	AISI - American Iron and Steel Institute ASTM - American Society for Testing and Materials DIN - Deutsches Institut für Normung BS - British Standards ANSI - American National Standards Institute JIS - Japanese Industrial Standards AFNOR - Association Française de Normalisation AS - Standards Australia ASME - American Society of Mechanical Engineers EN--European Norm GB--National Standard Chinese
Note	Apart from the above materials, we can cast based on customers' specifications

Packaging & Shipping

Shipping

1. Logistics Selection: At Qingdao Starise Metal Technology Co., Ltd., we have forged robust, long-term alliances with leading logistics enterprises to offer impeccable delivery solutions. Tailoring our logistics to meet the unique needs of our clients and the distinct characteristics of each product, we provide a suite of options including road transportation, railway transit, sea freight, and air cargo. This ensures that every delivery is not just timely but also reaches you in perfect condition.
2. Delivery Timeliness: Our commitment to prompt delivery shines through in our rigorous timelines. For standard orders, expect dispatch within a streamlined 30 working days post product completion and inspection. In cases of urgency, we offer flexible solutions where the delivery schedule can be expedited through priority production and logistics arrangements, ensuring you get what you need, precisely when you need it.
3. Logistics Tracking: Elevating transparency in shipping, we offer a sophisticated real-time tracking service. With ease, our valued customers can access updates on their orders' journey via our official website or our partnered logistics platforms. Simply use the order or tracking number to monitor the cargo's location and anticipate its arrival, keeping you informed every step of the way.

Packaging

1. Rust Prevention Treatment: To protect the pristine condition of our steel cast parts during transit and storage, they are meticulously coated with premium rust preventives. This creates a resilient anti-rust shield, ensuring the integrity and longevity of our products throughout their journey.
2. Buffer Protection: Conscious of the vulnerabilities posed during transit, we employ strategic buffer protections. Delicate parts are encased in protective materials like foam boards and sponges, expertly minimizing the risk of damage from impacts.
3. Outer Packaging: Ensuring the utmost security for our products, small cast steel parts are encased in robust wooden boxes, enhanced with interior stuffing to prevent movement. For larger parts, we utilize custom metal or wooden frames, and where appropriate, container shipping is utilized. This thorough packaging approach guarantees that each component arrives safely and intact.

FAQ

1. Q: What is stainless steel casting?
A: Stainless steel casting is the common forming process of stainless steel parts by pouring liquid stainless steel into mould, thus to achieve the shape of a product.

2. Q: Which casting method is used To produce stainless steel castings?
A: Normally, investment casting, or lost wax casting, is the correct casting method to produce stainless steel castings, which can creat accurate dimensions, smooth surface finish, and net shape.

3. Q: What are the common grades of stainless steel casting?
A: Common cast stainless steel grades are: 304, 316, 304L, 316L, 17-4 ph, 410, 416, 2205, 2207, etc.

4. Q: What are the advantages of stainless steel casting?
A: Stainless steel casting allows for producing stainless steel components with complex shapes, less or no machining, no quantity limitations, and so no.

5. Q: What type of tooling is required for stainless steel casting?

A: A split aluminum tool or mold is used to create a wax pattern, which is then coated with layers of stucco and ceramic material. Before pouring the alloy, wax will be first melted away, which is where the term "lost wax casting" originated. In other processes (forging, stamping, die casting), tooling is quite much more expensive.

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