Chromium Element Pipes and Valves for Heavy-Duty Commercial Vehicles

• 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 distinguished industry and trade integration enterprise, dedicated to the cutting-edge research, development, and global distribution of precision casting parts. With more than three decades of profound industry expertise, the company operates a state-of-the-art production facility sprawling over 47,000 square meters, including 10,000 square meters of high-standard workshops. Boasting an impressive annual output capability exceeding 30,000 tons of meticulously crafted precision cast steel components, Starise Metal proudly exports its top-tier products to over 20 countries across Europe, America, and Asia, among others.

Our History:

1. Founding Period (1996-1998):
Since its establishment in 1996 in the vibrant city of Pingdu, Qingdao, China, the company has been at the forefront of delivering exceptional precision casting solutions targeted at the agricultural machinery and automotive axle industries. During this foundational stage, the company excelled in crafting small-scale precision castings utilizing traditional silica gel precision casting techniques.

2. Technological Accumulation and Expansion (1998-2014):
In 1998, the company embarked on a transformative journey by adopting advanced investment casting and sand casting technologies. This milestone enabled the production of medium to large-scale precision castings. By achieving ISO9001 certification in 2006, Starise Metal cemented its reputation for delivering consistent quality and reliability. The years 2009 to 2014 marked a period of significant growth, with expanded production facilities, the introduction of multiple new production lines, and the adoption of efficient casting processes, which significantly enhanced its production capabilities to accommodate diverse, multi-batch, and customized manufacturing demands.

3. Brand Marketing (2016-2020):
In 2016, Starise Metal embarked on an ambitious journey of brand enhancement, actively participating in prestigious domestic and international industry exhibitions to elevate its brand recognition. By 2017, the company's global market presence had expanded, leading to enduring partnerships with overseas clients. By 2020, Starise Metal had developed numerous patented technologies, further enhancing the precision and excellence of its products.

4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, the company invested in creating a dedicated research and development center to pioneer innovative materials and processes. By 2019, it had pioneered an eco-friendly precision casting process, effectively minimizing pollution emissions while significantly enhancing the quality of surface and internal defects in castings. In 2020, the company received formal recognition as a national high-tech enterprise, showcasing its exceptional achievements in technological innovation.

5. Intelligent Manufacturing and Future Vision:
In the wake of the global pandemic in 2019, the company adeptly adjusted its market strategy by bolstering online marketing and service capabilities, ensuring sustained business growth. In 2021, it spearheaded an intelligent manufacturing initiative, seamlessly integrating automation and information technology to elevate production efficiency and management capabilities.

6. Looking Ahead:
Starise Metal is steadfast in its commitment to innovation-driven development, aspiring to secure a prominent position in the global precision casting industry.

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Certifications

Processing

Investment casting is an exquisite and intricate manufacturing process celebrated for its ability to craft high precision metal components with unmatched accuracy and quality. Whether destined for aerospace, automotive, medical, or a plethora of other industries, investment casting's meticulous approach brings remarkable components to life. Let's delve into the refined steps of this storied process, unfolding how these amazing components come into being with precision and mastery.

1. Wax Pattern Creation

The journey of investment casting unfolds with the artisanal creation of wax patterns. Skilled artisans deftly inject top-tier wax into expertly crafted aluminum molds, each designed with flawless precision to mirror the final product's exact shape and dimensions. This wax model stands as the blueprint for the entire casting process, its quality and precision directly determining the excellence of the final metal component.

2. Assembly

During assembly, each wax pattern is attached with precision to a central wax sprue, forming a pattern assembly or wax tree. This crucial configuration serves as the channel through which molten metal will traverse to fill the intricate cavities of the wax patterns. Attention to alignment and secure attachment is paramount to ensure the success of this pivotal step in the casting process.

3. Shell Building

Following assembly, the intricate shell-building phase begins. The pattern assembly is repeatedly immersed in a premium ceramic slurry, layer by meticulous layer. Each refractory layer is allowed to dry completely, culminating in a robust ceramic shell that envelops the wax patterns. This resilient shell provides essential structure and safeguarding for the ensuing casting stages.

4. Dewaxing

With the ceramic shell perfected, the critical dewaxing phase begins. The entire assembly enters a specialized furnace, where high temperatures melt and expel the wax, a process synonymous with 'lost-wax casting.' The result is a hollow ceramic mold, faithfully replicating the wax patterns' intricacies, ready to receive molten metal.

5. Burnout/Preheating

Post-dewaxing, the ceramic mold undergoes burnout at high temperatures. This stage eradicates any residual wax, fortifies the ceramic, and readies the mold for pouring. Preheating ensures smooth metal flow and even cavity filling, minimizing defect risks. Now perfectly prepped, the mold awaits the transformative arrival of molten metal.

6. Pouring

Pouring is the heart of investment casting. Molten metal, chosen for specific grade criteria, flows into the preheated mold, filling every intricate cavity. As it cools, the metal adopts the wax patterns' precise shape, culminating in a flawless metal component. Pouring demands meticulous control to safeguard the final product's quality and integrity.

7. Shell Removal

With the metal solidified, the ceramic shell must be removed to unveil the metal marvel within. Vibratory techniques delicately shed the ceramic casing, revealing the finely crafted metal casting. This step requires gentle precision to preserve the integrity of the emerging masterpiece.

8. Cut-off

Once the shell has been meticulously removed, the individual metal castings are expertly separated from the central sprue using highly specialized saws or precision cutting tools. This crucial separation process is executed with exceptional precision to ensure a clean and accurate cut, leaving the metal component perfectly primed and ready for further sophisticated processing.

9. Exquisite Finishing

The final and indeed most crucial step in the investment casting process involves meticulously executing any necessary finishing operations to align with the specific and often stringent requirements of the component. Depending on its application, a diverse array of advanced finishing techniques may be employed. For instance, heat treatment could be essential to significantly enhance the mechanical properties of the metal, boosting its strength and hardness to new heights. CNC machining is utilized to achieve remarkably precise dimensions and tolerances, ensuring the highest degree of accuracy. Shot blasting is commonly employed to cleanse the surface, attaining a fine and smooth finish, while polishing is performed to achieve the desired bright and attractive surface appearance, perfecting the component’s visual appeal.

Investment casting represents an extraordinary manufacturing process that masterfully combines unparalleled skill, exceptional precision, and cutting-edge techniques to produce high-quality metal components. These components not only meet but exceed the most demanding standards across a broad spectrum of industries, setting a benchmark for excellence.

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 have cultivated enduring partnerships with some of the most reputable logistics enterprises in the industry. Depending on customer requirements and the distinct characteristics of each shipment, a tailored approach is adopted. Whether it's efficient road transportation, reliable railway transport, expansive sea freight, or swift air freight, we ensure your goods are delivered promptly and securely.
2. Delivery Timeliness: Our commitment to punctuality ensures that regular orders are dispatched within a streamlined 30-working-day window post-quality inspection. For urgent needs, we offer flexibility, allowing for negotiation on delivery times. We prioritize processes to expedite both production and dispatch, ensuring your satisfaction.
3. Logistics Tracking: Stay connected with every step of your shipment through our comprehensive real-time tracking service. Simply use the order number or logistics tracking number via our official website or affiliated logistics platforms to access updates on your shipment's location and estimated time of arrival, giving you peace of mind at all times.

Packaging

1. Rust Prevention Treatment: To ensure the highest level of protection, the surfaces of our cast steel parts are meticulously coated with premium rust preventatives. This creates a robust anti-rust barrier, guarding against corrosion during transit and storage with unparalleled effectiveness.
2. Buffer Protection: To combat the risk of impact damage, especially for more delicate parts, we employ the use of superior buffer materials like foam boards and sponges. This wrapping technique provides an excellent shield against potential collisions throughout the transportation journey.
3. Outer Packaging: For smaller cast steel components, we utilize robust wooden boxes, carefully padded to eliminate movement during transit. Larger components benefit from secure placement in customized metal or wooden frames. When necessary, container transportation is employed, guaranteeing the utmost in safety and security throughout the transport process.

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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