Commercial Vehicles Pipes and Valves with Robust 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 dynamic and forward-thinking industry and trade integration enterprise, steadfastly dedicated to the research, development, production, and global trade of top-tier precision casting parts. With roots deeply planted in the industry for over three decades, the company leverages its state-of-the-art, 47,000-square-meter production facility—including 10,000 square meters of premium-grade workshops—to deliver unparalleled quality. Boasting an impressive annual production capacity that exceeds 30,000 tons, Starise Metal's precision cast steel parts have earned an esteemed place in over 20 countries across Europe, America, and Asia.

Our History:

1. Founding Period (1996-1998):
In 1996, nestled in the vibrant city of Pingdu, Qingdao, China, our journey began with a commitment to excellence. We concentrated on providing high-quality precision casting solutions, initially serving the agricultural machinery and automotive axle sectors. This era saw us master the art of crafting small-scale precision castings, utilizing the traditional silica gel precision casting technology to set a strong foundation for our future.

2. Technological Accumulation and Expansion (1998-2014):
The year 1998 marked a pivotal moment as we embraced advanced investment and sand casting technologies, transforming our capabilities to produce medium and large-scale precision castings. Our ISO9001 certification in 2006 was a testament to our unwavering commitment to quality. Between 2009 and 2014, we embarked on a significant expansion of our production facilities, introduced multiple new production lines, and adopted more efficient casting processes. These advancements empowered us to adeptly handle diverse, multi-batch, and tailored product manufacturing.

3. Brand Marketing (2016-2020):
In 2016, driven by a vision to elevate our brand, we engaged actively in both domestic and international industry exhibitions, boosting our brand recognition exponentially. Our global market reach expanded in 2017 as we forged enduring partnerships with overseas clients. By 2020, we had innovated numerous patented technologies, all dedicated to advancing the precision and quality of our products.

4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, our dedication to innovation led us to establish a cutting-edge R&D center, pioneering new materials and processes. By 2019, we had crafted an eco-friendly precision casting process, significantly minimizing pollution emissions while elevating the surface and internal quality of our castings. Our status as a national high-tech enterprise in 2020 affirmed our strides in technological innovation.

5. Intelligent Manufacturing and Future Vision:
The global pandemic of 2019 prompted a swift strategic pivot, reinforcing our online marketing and service capabilities to maintain robust business growth. By 2021, we unveiled an intelligent manufacturing initiative, seamlessly integrating automation and information technology to enhance our production prowess and management efficiency.

6. Looking Ahead:
Guided by an unyielding commitment to innovation-driven development, Starise Metal aspires to solidify its leadership in the global precision casting industry, continually pushing the boundaries of what's possible.

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Certifications

Processing

Investment casting stands as a marvel of modern manufacturing, celebrated for its capability to craft precision metal components of outstanding quality. This sophisticated process, integral to industries like aerospace, automotive, and medical, is renowned for delivering exceptional accuracy. Let's delve into the refined stages of investment casting, and uncover the journey that brings these remarkable components to life with unmatched precision.

1. Wax Pattern Creation

The investment casting process begins with the artful creation of wax patterns, where skilled artisans delicately inject high-quality wax into meticulously crafted aluminum molds. These molds are engineered with precision to mirror the exact form and dimensions of the final product, setting a foundation that's crucial for the entire casting journey. The precision and quality of these wax patterns are pivotal, directly influencing the final metal component's excellence.

2. Assembly

In the assembly phase, individually crafted wax patterns are expertly attached to a central wax sprue, forming what's known as a pattern assembly or wax tree. This central sprue is vital, serving as the conduit through which molten metal will flow, filling the intricately shaped cavities of the wax patterns. This step demands meticulous attention to detail for perfect alignment and secure attachment of the wax patterns to the sprue, ensuring flawless metal flow in future stages.

3. Shell Building

With the pattern assembly complete, the transformative shell-building stage begins. Here, the assembly is repeatedly immersed in a high-quality ceramic slurry and layered with refractory materials. Each layer must dry completely before adding the next, culminating in a robust ceramic shell that envelops and safeguards the wax patterns. This process is critical for creating a strong and durable mold, essential for the subsequent casting stages.

4. Dewaxing

Once the ceramic shell is perfectly formed, the crucial step of dewaxing takes place. The entire assembly, now encased in the ceramic shell, is placed in a specialized furnace. High temperatures cause the wax to melt and drain away, a reason investment casting is also termed as "lost-wax casting." This leaves behind a hollow ceramic mold, an exact replica of the wax patterns, ready to embrace the molten metal.

5. Burnout/Preheating

In the burnout stage, the ceramic mold is exposed to extreme heat to ensure complete removal of any residual wax. This process hardens the ceramic structure and primes it for the pouring phase. Preheating the mold ensures the molten metal flows smoothly and fills every cavity evenly, minimizing defects. By the end of this stage, the mold is optimally prepared to receive the molten metal with precision and care.

6. Pouring

The pivotal moment of pouring marks the core of the investment casting process. Here, carefully selected molten metal is poured into the preheated ceramic mold, flowing swiftly into every intricate cavity. As the metal cools and solidifies, it adopts the exact shape of the original wax patterns, thus materializing the desired metal component. Mastery over the pouring process is crucial to ensure the component's superior quality and integrity.

7. Shell Removal

With the metal solidified, the surrounding ceramic shell is carefully removed to reveal the expertly crafted metal component within. Vibratory methods are typically employed to break away the shell, ensuring the safe unveiling of the intricate casting. This delicate step requires precision to prevent any damage to the newly formed metal component, preserving its detailed craftsmanship.

8. Cut-off

Upon the meticulous removal of the shell, the individual metal castings emerge, ready to be expertly separated from the central sprue. This crucial phase involves the use of specialized saws or precision cutting tools, ensuring a flawless and exact cut. The outcome is a pristine metal component, perfectly prepped for any subsequent processing steps, guaranteeing continuity in quality and performance.

9. Finishing

In the grand finale of the investment casting process, the focus shifts to executing essential finishing operations tailored to the component's unique specifications. Depending on the distinguished application, an array of sophisticated finishing techniques is employed. Heat treatment may be applied, significantly enhancing the mechanical attributes of the metal, such as its formidable strength and enduring hardness. For the attainment of impeccable precision in dimensions and tolerances, CNC machining stands as the technique of choice. To cleanse and bestow a sleek, smooth surface, shot blasting is employed, whereas polishing elevates the surface to a brilliant, lustrous sheen, rendering it both visually stunning and functionally superior.

Investment casting is indeed an extraordinary manufacturing marvel, seamlessly blending expertise, precision, and cutting-edge techniques. This synthesis results in the creation of high-caliber metal components, engineered to exceed the most exacting standards. Such components are indispensable across a diverse spectrum of industries, consistently delivering superior performance and reliability.

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: Partnering with renowned logistics giants, we meticulously select transportation methods tailored to your needs. Whether by road, rail, sea, or air, we ensure a seamless journey for your products, guaranteeing timely and secure delivery to their destination.
2. Delivery Timeliness: For standard shipments, expect dispatch within 30 working days post-manufacture and inspection; however, for urgent needs, we offer negotiable expedited delivery, prioritizing your order throughout the production and dispatch process.
3. Logistics Tracking: Enjoy peace of mind with our real-time tracking service. Easily monitor your shipment's journey via our official site or logistics partner platforms using your order or tracking number, keeping you informed of its location and estimated arrival at all times.

Packaging

1. Rust Prevention Treatment: To safeguard against corrosion, our cast steel components are treated with superior-quality rust inhibitors, forming a robust protective film to ensure pristine condition during transit and storage.
2. Buffer Protection: Delicate parts receive special care with protective wraps like foam boards and sponges, serving as a shield against impacts and ensuring they arrive without a scratch.
3. Outer Packaging: Our smaller cast steel items are encased in durable wooden boxes lined with fillers to eliminate movement, while larger pieces are secured in bespoke metal or wooden frames. For added safety, container transport is available, guaranteeing your items' safe passage.

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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