shut off valve
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 7307199080 | 41.2% | CN | US | Official Doc |
| 7307290090 | 90.0% | CN | US | Official Doc |
AI Analysis
π Shut-Off Valve (Iron or Steel Fittings)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Strategy
π I. Product Definition & Classification: Do You Really Understand "Shut-Off Valves"?
Shut-off valves are critical components in fluid control systems, used to start, stop, or regulate the flow of liquids, gases, or steam in pipelines. In international trade, these are categorized under "Tube or Pipe Fittings" of iron or steel, rather than as standalone "valves" (which often fall under different headings like 8481 depending on function and pressure ratings).
Key Distinction:
- Cast Fittings (7307.19.90.80): Valves/manufactured via casting (e.g., gray iron, ductile iron), often used for lower-pressure, general-purpose applications (water, gas).
- Stainless Steel Fittings (7307.29.00.90): Valves/manufactured from stainless steel, used in high-corrosion, high-pressure, or hygienic environments (chemical, food, pharma).
β οΈ Critical Classification Point:
- If the product is a cast fitting of non-stainless iron/steel β 7307.19.90.80
- If the product is made of stainless steel β 7307.29.00.90
- Note: "Shut-off valve" is often declared as a "pipe fitting" in HS codes if it lacks complex internal mechanisms for pressure regulation (e.g., simple ball/gate valves made of iron/steel).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority)
| HS Code | Product Description | Applicable Scenario | Material |
|---|---|---|---|
7307.19.90.80 |
Tube or pipe fittings (e.g., couplings, elbows, sleeves), of iron or steel: Cast fittings: Other: Other | Cast iron shut-off valves, ductile iron gate valves, general industrial pipelines | Iron/Steel (Cast) |
7307.29.00.90 |
Tube or pipe fittings, of iron or steel: Other, of stainless steel: Other | Stainless steel shut-off valves, SS ball valves, high-corrosion environment valves | Stainless Steel |
π Key Reminder:
- Material is the primary classifier: Stainless steel items cannot be classified under 7307.19.
- Manufacturing Process: "Cast" fittings go to 7307.19; "Other" (e.g., forged, welded, seamless) stainless steel fittings go to 7307.29.
- Do NOT misclassify as 8481 (Valves) if the product is a simple cast/welded fitting without complex regulatory mechanisms.
π° III. 2026 Latest Tariff Rate Details (Including Additional Taxes)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: Current as of 2026 (subject to Section 301 and IEEPA rules)
π― 1. 7307.19.90.80 β Cast Iron/Steel Pipe Fittings
| Item | Detail |
|---|---|
| Base Tariff | 6.2% (ad valorem) |
| Section 301 Additional Tariff | +25.0% |
| Total Tariff | 31.2% |
| Tax Calculation | CIF Value Γ 31.2% |
| De Minimis Eligibility | β No (Subject to high tariffs) |
| Legal Basis | USITC:7307.19.90.80 β FOOTNOTE:301 |
π Explanation:
- The 31.2% total rate combines the base MFN rate (6.2%) and the Section 301 punitive tariff (25.0%).
- This is a high-cost category for Chinese-origin cast iron fittings.
- No duty-free exemptions apply.
π― 2. 7307.29.00.90 β Stainless Steel Pipe Fittings
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Additional Tariff | +0.0% |
| Steel/Aluminum/Copper Additional Tariff | +50.0% |
| Total Tariff | 50.0% |
| Tax Calculation | CIF Value Γ 50.0% |
| De Minimis Eligibility | β No |
| Legal Basis | USITC:7307.29.00.90 β FOOTNOTE:Steel/Aluminum/Copper |
π Critical Note:
- Although the base tariff is 0%, a 50% additional tariff applies specifically to steel products from China under recent trade actions.
- Total cost: 50% β This is higher than cast iron fittings!
- Stainless steel is heavily targeted due to trade protection policies for the US steel industry.
π οΈ IV. Customs Clearance Practical Advice (Real-World Pitfall Guide)
β 1. Required Documentation Checklist (Non-Negotiable)
| Document | Required? | Purpose |
|---|---|---|
| β Product Specification Sheet | βοΈ | Confirm material (Cast Iron vs. Stainless Steel), size, pressure rating |
| β Material Certificate (Mill Test Report) | βοΈ | Critical: Prove stainless steel grade (e.g., 304, 316) or cast iron type |
| β Product Photos (Clear Label) | βοΈ | Show valve type, material marking, connection type (threaded/flanged) |
| β Commercial Invoice | βοΈ | Must state "Shut-Off Valve, Iron/Steel Pipe Fitting" + HS Code |
| β Packing List | βοΈ | Detail weight, dimensions, and item count |
| β Country of Origin Certificate | βοΈ | Confirm China origin (triggers additional tariffs) |
π‘ Pro Tip:
- Labeling is Key: Ensure valves are marked with material grade (e.g., "CAST IRN," "SS 304"). Customs may reject if material is unclear.
- Avoid Vague Names: Do NOT use "Plumbing Parts" or "Hardware." Use precise terms: "Cast Iron Gate Valve" or "Stainless Steel Ball Valve."
β 2. Declaration Strategy (Key Principles)
| Scenario | Correct Declaration | Incorrect Declaration |
|---|---|---|
| Cast Iron Shut-Off Valve | 7307.19.90.80 β "Cast Fitting, Iron, Shut-Off Valve" |
8481.10 β "Valves, Pressure-Reducing" β Wrong Classification |
| Stainless Steel Shut-Off Valve | 7307.29.00.90 β "Stainless Steel Fitting, Other" |
7307.19.90.80 β Material Mismatch β Penalty |
| Non-Metal Valves (e.g., PVC) | Not in scope (Different HS) | Applying steel tariffs β Error |
π₯ Golden Rule:
"Material First, Function Second."
- If itβs iron/steel, itβs 7307.
- If itβs stainless, itβs 7307.29 (50% tax).
- If itβs cast, itβs 7307.19 (31.2% tax).
β 3. Special Circumstances Handling
| Situation | Recommendation |
|---|---|
| Mixed Shipments (Iron + SS) | Declare separately. Do NOT average tariffs. |
| OEM Custom Valves | Provide design specs + material certs. Avoid generic names. |
| High-Pressure Industrial Valves | If complex (e.g., with actuators), may fall under 8481. Consult HS ruling. |
| Origin Diversification | Valves from Vietnam, Mexico, India may have lower/additional duty implications. Verify rules of origin. |
π V. Global Market Customs Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Rate | Certification | Remarks |
|---|---|---|---|---|
| πΊπΈ USA | 7307.19.90.80 / 7307.29.00.90 |
31.2% / 50.0% | None specific | High Tariffs for China origin |
| π¨π³ China | 7307.19 / 7307.29 | 6.2% / 0% | None | Low export duties |
| πͺπΊ EU | 7307.19 / 7307.29 | 2.7% β 3.2% | CE (if pressure equipment) | No US-style punitive tariffs |
| π¬π§ UK | 7307.19 / 7307.29 | 2.7% β 3.2% | UKCA | Post-Brexit alignment with EU |
| π¦πΊ Australia | 7307.19 / 7307.29 | 5.0% | RCM (if electrical) | No major additional tariffs |
π Conclusion:
- USA is the most expensive market due to 25% (cast) or 50% (stainless) additional tariffs.
- EU/UK/Australia are significantly cheaper for Chinese-origin fittings.
- Strategy: Consider transshipment or origin shifting if targeting the US, but ensure compliance with trade laws.
π VI. Common Mistakes & Pitfall Guide (Blood-Teaching Lessons)
β Mistake 1: Classifying stainless steel fittings as cast iron (7307.19)
π Consequence: Wrong HS code β 50% tariff vs. 31.2% β Overpayment + Audit Risk
β Mistake 2: Declaring "Valve" as 8481 without proving complex function
π Consequence: Customs reclassifies to 7307 β Back Taxes + Penalties
β Mistake 3: Ignoring material certificates for stainless steel
π Consequence: Customs suspects iron/steel β Applies higher "steel" tariffs or seizes goods
β Mistake 4: Using "Pipe Fitting" for complex industrial valves with actuators
π Consequence: May require 8481 classification β Different tax & regulatory requirements
β Correct Practice:
"Shut-Off Valve, Cast Iron, DN50, 150 PSI, Threaded, Model XYZ, Mill Cert Provided"
π― VII. Conclusion: Precise Classification Saves Costs!
π― Remember These Rules:
πΉ "Iron Cast = 31.2% | Stainless = 50%"
πΉ "Material is King, Function is Queen"
πΉ "No De Minimis for Steel/Steel Products"
π Tips:
- If your shut-off valves are not for industrial use (e.g., small household faucets), check if they fall under different categories (e.g., 8481.80).
- For US imports, calculate the 50% stainless steel tariff into your pricing model immediately.
- Consider origin diversification (e.g., Turkey, India) if facing US tariffs.
π£ Immediate Action:
π Contact a licensed customs broker + Provide material certs + Apply for Pre-Ruling
π Ensure smooth clearance, avoid delays, and optimize costs!
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Every percent of tariff saved is pure profit!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.