Commercial Vehicles Pipes and Valves with Coated Sand Casting Processing

• 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. stands as a beacon of excellence in the realm of precision casting parts, serving as a premier industry and trade integration enterprise. With a rich history spanning over three decades, the company has mastered the art of research, development, production, and global trade. Anchored by a state-of-the-art production base sprawling across 47,000 square meters, inclusive of 10,000 square meters dedicated to high-standard workshops, the enterprise boasts an annual production prowess exceeding 30,000 tons of precision cast steel parts. Today, its expert craftsmanship graces markets in over 20 countries across Europe, America, and Asia, establishing a robust international presence.

Our History:

1. Founding Period (1996-1998):
In 1996, nestled in the industrious locale of Pingdu City, Qingdao, China, our company embarked on a journey dedicated to the provision of top-tier precision casting solutions for the agricultural machinery and automotive axle sectors. This pioneering phase saw the crafting of small-scale precision castings utilizing the time-honored silica gel precision casting technique.

2. Technological Accumulation and Expansion (1998-2014):
By 1998, we embraced cutting-edge investment casting and sand casting technologies, paving the way for the creation of medium to large-scale precision castings. The prestigious ISO9001 certification, acquired in 2006, attests to our unwavering commitment to quality and dependability. The period from 2009 to 2014 marked a significant leap forward, with substantial facility expansions, the introduction of new production lines, and groundbreaking casting processes, all designed to cater to the burgeoning demand for varied, multi-batch, and bespoke products.

3. Brand Marketing (2016-2020):
Commencing in 2016, our brand-building efforts took center stage, marked by active participation in both domestic and global industry exhibitions, enhancing brand visibility and recognition. The subsequent year saw a strategic expansion into global markets, fostering enduring collaborations with international clients. By 2020, our pioneering spirit yielded multiple patented technologies, elevating product precision and quality to new heights.

4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, we laid the groundwork for future advancements with the inception of a dedicated R&D center focused on pioneering new materials and processes. By 2019, our environmentally conscious precision casting process emerged, significantly curtailing production-related pollution and enhancing the integrity of castings. Our innovation journey was further cemented in 2020 when we earned the distinguished title of a national high-tech enterprise, emblematic of our technological prowess.

5. Intelligent Manufacturing and Future Vision:
Amidst the global pandemic's challenges in 2019, we astutely recalibrated our market strategy, enhancing our online marketing and service capabilities to maintain robust business growth. The year 2021 heralded a new era with the launch of our intelligent manufacturing initiative, blending automation and information technology to propel production efficiency and management capabilities to unprecedented levels.

6. Looking Ahead:
In our pursuit of excellence, Starise Metal steadfastly adheres to an innovation-driven development ethos, unwavering in our quest to lead on the global stage of precision casting.

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Certifications

Processing

Investment casting stands as a marvel of engineering, a highly sophisticated and intricate manufacturing process lauded for its exceptional ability to produce metal components of the utmost precision. Across diverse domains, from aerospace to automotive and medical industries, investment casting delivers unmatched accuracy and quality. Dive into the world of investment casting with these detailed and meticulously refined steps, unveiling the journey of creating extraordinary components with precision and perfection.

1. Wax Pattern Creation

The fascinating journey of investment casting begins with the artful creation of wax patterns. In this initial step, skilled artisans inject premium wax material into meticulously engineered aluminum molds, crafted with precision to replicate the final product's exact shape and dimensions. The resulting wax model becomes the blueprint and foundation, setting the stage for the entire casting process. Notably, the quality and precision of this wax pattern are crucial, as they directly determine the outcome of the metal component.

2. Assembly

At the assembly stage, each intricately crafted wax pattern finds its place on a central wax sprue, forming what is commonly known as a pattern assembly or wax tree. This sprue serves an indispensable role, acting as the channel for molten metal to fill the wax patterns’ complex cavities. Precision alignment and secure attachment of wax patterns to the sprue are vital to ensure flawless flow and casting outcomes.

3. Shell Building

With the pattern assembly ready, we delve into the transformative shell-building stage. Here, the pattern assembly undergoes repeated immersion in a high-quality ceramic slurry, with layers of refractory materials carefully applied. Each layer must thoroughly dry before the next is added, resulting in a robust, durable ceramic shell that envelopes the delicate wax patterns. This painstaking process ensures the protection and structural integrity required for subsequent casting steps.

4. Dewaxing

Following the formation of the ceramic shell, we enter the critical dewaxing phase. The entire assembly, encased within its ceramic shell, is heated in a specialized furnace at high temperatures, causing the wax to melt and drain away. This step, known as 'lost-wax casting,' leaves behind a hollow ceramic mold, ready to receive molten metal. The resulting mold features precisely defined cavities, exact replicas of the original wax patterns.

5. Burnout/Preheating

With dewaxing complete, the ceramic mold undergoes the burnout process, subjected to extreme temperatures to remove residual wax, harden the ceramic structure, and prepare it for pouring. Preheating is crucial, ensuring molten metal flows smoothly, filling each cavity evenly, and minimizing defects. Once preheating is complete, the mold is primed to accept molten metal.

6. Pouring

At the heart of investment casting lies the pouring step, a core phase demanding utmost precision. Here, carefully selected molten metal, tailored to the component's grade requirements, is poured into the preheated mold. The metal swiftly fills the mold's intricately shaped cavities, solidifying to mirror the wax patterns' precise dimensions. Mastery over the pouring process is essential, ensuring the final product's quality and integrity.

7. Shell Removal

Upon solidification of the metal, the ceramic shell is meticulously removed to unveil the final metal component. Vibratory methods are commonly employed to gently dismantle the ceramic shell, revealing the intricately crafted casting. This step demands careful execution, preserving the delicate details of the metal part.

8. Cut-off

Following the meticulous removal of the shell, each exquisite metal casting is skillfully separated from the central sprue using advanced saws or cutting tools. This separation is executed with the utmost precision, ensuring a pristine and accurate cut that prepares the metal component for subsequent processing. The result is an impeccable piece, ready to undergo further transformation.

9. Finishing

In the final stage of the investment casting journey, we perform essential finishing operations tailored to the component's specific requirements. Depending on its application, a variety of sophisticated finishing techniques may be employed. For example, heat treatment could be applied to significantly enhance the metal's mechanical properties, such as its strength and hardness. CNC machining offers the opportunity to achieve unparalleled precision in dimensions and tolerances. Shot blasting is frequently utilized to cleanse the surface, resulting in a refined and smooth finish, while polishing delivers the desired bright and lustrous surface appearance, ensuring the component is both functional and aesthetically pleasing.

Investment casting stands as an extraordinary manufacturing process, seamlessly blending skill, precision, and cutting-edge techniques to create metal components of the highest quality, meeting the stringent demands across a vast array of industries. This process epitomizes excellence, offering bespoke solutions tailored to the unique needs of each sector.

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: We take pride in our robust partnerships with top-tier logistics enterprises, ensuring seamless delivery tailored to your needs. Depending on the nature of the merchandise and your preferences, we offer a spectrum of transportation options: road, rail, sea, or air. This flexibility guarantees that your goods arrive safely and promptly, every time.
2. Delivery Timeliness: For regular orders, expect dispatch within a swift 30 working days post-inspection. Should you have an urgent requirement, we're ready to expedite the process, ensuring priority in production and delivery to meet your tight schedules.
3. Logistics Tracking: Stay informed with our state-of-the-art real-time tracking system. Effortlessly monitor your shipment's journey using the order or logistics tracking number via our website or partner platforms. Know precisely where your goods are and when they will arrive, providing peace of mind every step of the way.

Packaging

1. Rust Prevention Treatment: Our cast steel parts are expertly treated with premium rust inhibitors, creating a robust anti-corrosion layer that shields them from rust during transit and storage, ensuring impeccable condition upon arrival.
2. Buffer Protection: Delicate components are carefully cushioned with protective materials like foam boards and sponges, minimizing the risk of damage from bumps during transit. Your products are secure with us.
3. Outer Packaging: Small cast steel parts are encased in durable wooden boxes, packed snugly to prevent movement. Larger parts are secured with custom metal or wooden frames, and container transportation is utilized when necessary, ensuring maximum safety throughout the journey.

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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