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Common Valve Seat Coating Materials by Suzhou Kaitianfu Machinery Co., Ltd
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Common Valve Seat Coating Materials - Image 1

Common Valve Seat Coating Materials

🕐Last updated: Oct 20, 2026
1/ Bags
Min. Order: 1 Bags
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📁CategoryAgriculture
💳Payment TermsT/T · L/C · D/P
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Buy & Import Common Valve Seat Coating Materials from Suzhou Kaitianfu Machinery Co., Ltd - China Wholesale Supply

Valve seat coating materials from Suzhou Kaitianfu Machinery Co., Ltd are engineered for detachable surface components that support valve spools in the closed position, forming a sealed interface. The product uses a tungsten carbide-cobalt-chromium (WC-CoCr) composition with a chemical breakdown of 86% WC, 9-11% Co, 3.5-4.5% Cr, and 3.5-4.5% C, designed for high wear resistance in industrial valve applications.

The coating is applied with a maximum thickness tailored to valve seat dimensions, achieving a hardness of HV0.3 typical for WC-CoCr alloys. Bond strength exceeds standard requirements for metallurgical adhesion, with porosity controlled below industry benchmarks to ensure durability under cyclic thermal and mechanical loads. This composition is standard for valve seats in oil and gas, power generation, and chemical processing where erosion and corrosion resistance are critical.

These coatings are used in gate, globe, and check valves across industries requiring reliable sealing under extreme pressures and temperatures. Buyers typically source in bulk for OEM valve manufacturing or aftermarket refurbishment. Confirm packaging, lead time, and bond strength test certificates with the supplier, as these are critical for quality validation before installation.

Technical Specifications for Suzhou Kaitianfu Machinery Co., Ltd Common Valve Seat Coating Materials
Material CompositionWC 86%, Co 9-11%, Cr 3.5-4.5%, C 3.5-4.5%
Coating TypeTungsten Carbide-Cobalt-Chromium (WC-CoCr)
Maximum ThicknessSupplier-specified (confirm for application)
HardnessHV0.3 typical for WC-CoCr alloys
Bond StrengthStandard >100 MPa (exact value on request)
PorosityIndustry standard <2%
Limit TemperatureTypical 500 - 800°C for WC-CoCr coatings
ApplicationValve seats for gate, globe, and check valves
Industry StandardsASTM B768 (typical for thermal spray coatings)
Common SubstrateSteel, stainless steel, or alloy bases
About Suzhou Kaitianfu Machinery Co., Ltd - Valve Components Supplier in China

Suzhou Kaitianfu Machinery Co., Ltd operates from Linhui Cailian Industrial Park in Wuzhong District, Suzhou, Jiangsu Province. The company specializes in valve components, including detachable valve seats and related coatings, serving industrial clients in sectors where precision sealing is required. Its address places it within a recognized manufacturing hub for machinery parts in eastern China.

The supplier holds a harbor trust tier, indicating a verified operational presence, though its response rate and average response hours are currently unrecorded. The profile confirms a focus on high-performance valve seat materials, with no additional claims about certifications, production capacity, or client base provided. Buyers should verify technical support availability and quality documentation directly.

Business TypeSupplier
Year EstablishedRecently Joined
EmployeesContact Supplier
Annual RevenueContact Supplier
Main ProductsView Products Tab
Major MarketsGlobal
Response TimeContact Supplier
Response RateNew Supplier
Frequently Asked Questions About Common Valve Seat Coating Materials from Suzhou Kaitianfu Machinery Co., Ltd
The coating consists of 86% tungsten carbide (WC), 9-11% cobalt (Co), 3.5-4.5% chromium (Cr), and 3.5-4.5% carbon (C). This composition is optimized for hardness and corrosion resistance in valve applications.

Sourcing Common Valve Seat Coating Materials from Suzhou Kaitianfu Machinery Co., Ltd - China Import Guide

Before ordering, verify the coating’s chemical composition and thickness match your valve’s specifications, as these directly impact sealing and durability. Request third-party test reports for hardness, bond strength, and porosity to ensure compliance with industry standards like ASTM B768.

Confirm logistics details such as lead time, which may vary based on batch size and substrate preparation. Common Incoterms for this product include FOB Ningbo or Shanghai; payment terms often require a 30% deposit with the balance due before shipment. Always clarify these in writing.

Inspect the coating’s surface finish and adhesion upon receipt using non-destructive methods like holiday testing. Require a material test certificate (MTC) and a conformity certificate for the batch. For critical applications, arrange an independent laboratory analysis to validate the WC-CoCr composition and structural integrity.

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Suzhou Kaitianfu Machinery Co., Ltd
China
⚓ HarborIndustrial & Minerals
55/100
Trust Score
13
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Buy Common Valve Seat Coating in Bulk — Supplier in China

When sourcing Common Valve Seat Coating Materials for your business, securing the right balance of quality and cost is essential. Suzhou Kaitianfu Machinery Co., Ltd, a supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Agriculture sector with strong demand from importing countries worldwide.

Common Valve Seat Coating Specifications, Trade Terms & Pricing

Importing Common Valve Seat Coating requires careful attention to shipping logistics, customs compliance, and secure payment terms. Suzhou Kaitianfu Machinery Co., Ltd offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading online B2B marketplace designed to make cross-border trade secure and efficient.

About Suzhou Kaitianfu Machinery Co., Ltd — Supplier in China

Finding trustworthy partners is the foundation of successful importing. Ask the supplier of this Common Valve Seat Coating for business registration and quality documents before ordering. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of manufacturers and exporters across 200+ countries. Explore similar products in the Agriculture category and connect with top-tier exporters on our comprehensive B2B marketplace. Start your sourcing journey today.

Import Common Valve Seat Coating — Shipping, Logistics & Customs

Importing Common Valve Seat Coating requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).

Frequently Asked Questions About Common Valve Seat Coating

What is the wholesale price of Common Valve Seat Coating Materials?

The current listed wholesale price for Common Valve Seat Coating Materials from Suzhou Kaitianfu Machinery Co., Ltd is $1/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Suzhou Kaitianfu Machinery Co., Ltd through EximNext.

What is the Minimum Order Quantity (MOQ) for Common Valve Seat Coating?

The supplier, Suzhou Kaitianfu Machinery Co., Ltd, has set a Minimum Order Quantity (MOQ) of 1 Bags for Common Valve Seat Coating. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.

What is the HS Code for Common Valve Seat Coating Materials?

The HS Code classification for Common Valve Seat Coating Materials depends on the specific grade and form. Contact Suzhou Kaitianfu Machinery Co., Ltd through EximNext for the exact HS Code and customs documentation required for your destination country.

How can I import Common Valve Seat Coating from China?

To import Common Valve Seat Coating from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Suzhou Kaitianfu Machinery Co., Ltd. Ensure you have the necessary import licenses for Agriculture products in your destination country.

How can I check Suzhou Kaitianfu Machinery Co., Ltd before ordering?

Open the Suzhou Kaitianfu Machinery Co., Ltd company profile on EximNext to see the details the company has provided. Before a bulk order, ask for business registration, certificates and export documents, and consider a sample or a small trial order.

What are the key specifications of Common Valve Seat Coating Materials?

For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Suzhou Kaitianfu Machinery Co., Ltd through EximNext.

What packaging options are available for bulk orders of Common Valve Seat Coating?

Suzhou Kaitianfu Machinery Co., Ltd offers Common Valve Seat Coating with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.

Which countries import Common Valve Seat Coating the most?

Common Valve Seat Coating is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Suzhou Kaitianfu Machinery Co., Ltd through our platform.

What certifications does this Common Valve Seat Coating supplier hold?

Suzhou Kaitianfu Machinery Co., Ltd maintains international quality certifications. These ensure that the Common Valve Seat Coating meets international quality, safety, and regulatory standards required for cross-border trade.

How do I place a bulk order for Common Valve Seat Coating Materials on EximNext?

Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Suzhou Kaitianfu Machinery Co., Ltd will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.

What payment methods are accepted?

Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Suzhou Kaitianfu Machinery Co., Ltd.

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