LEADTEK Official Frequently Asked Questions
LEADTEK - Stainless Steel Valves & Pipe Fittings Manufacturer
Get answers about MOQ, lead time, samples, customization, quality, certification, shipping, warranty, installation & maintenance for LEADTEK ball valves & pipe fittings.
About LEADTEK
Q: Who is LEADTEK?
A: LEADTEK (Zhejiang Leadtek Fluid Technology Co., Ltd.) is a professional industrial fluid equipment manufacturer focusing on stainless steel ball valves, Y strainers, check valves, gate valves, globe valves, sanitary valves & pipe fittings. We have a 33,000 ㎡ production base, certified with ISO 9001, CE, TS, RoHS, serving global wholesale buyers, distributors and engineering clients.
Q: What certifications do you have?
A: We hold: ISO 9001, CE, TS, RoHS, API 6D, ANSI, DIN, GB/T standards. All materials come with EN 10204 3.1 Material Test Certificate (MTC).
Q: Are you a factory or trading company?
A: We are 100% manufacturer with full in-house production: casting, CNC machining, assembly, testing and packaging. No outsourcing, quality fully controllable.
Products & Models
Q: What products do you supply?
A: 1.Stainless Steel Ball Valves: 1PC / 2PC / 3PC / Flanged / 3Way / Actuated
2.Stainless Steel Y Strainer: Threaded / Flanged / Sanitary
3.Check Valve, Gate Valve, Globe Valve
4.Sanitary Valves & Fittings
5.Stainless Steel Pipe Fittings, Flanges, Camlock, Nipples, Forged Fittings
6.Customized valves & filtration solutions
Q: What materials do you use?
A: Main materials: 304 (CF8), 316, 316L (CF8M), 2205 Duplex Steel. Seals: PTFE, RPTFE, NBR, Viton.
Q: What pressure & temperature ranges?
A: Pressure: PN16 – PN63 / 1000 WOG – 3000 PSI / Class 150 – Class 300 Temperature: -20°C ~ 400°C (depends on seal material)
Q: What connections are available?
A: Threaded (NPT/BSP), Flanged (ANSI/DIN/JIS), Tri-Clamp, Butt Weld, Socket Weld.
Q: What standards do your products comply with?
A: ISO 5208, API 6D, ANSI B16.34, DIN, GB/T 12224, GB/T 14382, etc.
MOQ & Pricing
Q: What is your MOQ?
A: Standard products: MOQ 10 units
Customized products: MOQ 5 units
Bulk orders over 50 units: tiered wholesale discounts.
Q: Do you provide wholesale pricing?
A: Yes. We offer factory direct wholesale price for distributors, importers, contractors and project buyers. Contact us for your catalog and price list.
Q: Can I get a discount for large quantities?
A: Yes. We provide volume discounts based on order quantity, product type and long-term cooperation.
Samples
Q: Can you provide free samples?
A: Yes. We offer 1 free sample (freight collect). Sample quality is 100% same as bulk orders. Freight can be reimbursed after bulk order.
Q: How long for sample preparation?
A: Standard samples: 3–5 days. Custom samples: 7–10 days.
Customization & OEM/ODM
Q: Do you support OEM & ODM?
A: Yes. We support:
Custom material, size, pressure, connection
Custom logo, marking, packaging
Custom mesh for Y strainer (10–200 mesh)
Actuator matching (electric/pneumatic)
Exclusive design for your brand
Q: What documents for OEM?
A: We provide: drawing confirmation, sample approval, mass production inspection, MTC, test reports, packing list.
Quality & Material Assurance
Q: How do you ensure material is genuine 304/316/316L?
A: All raw materials have EN 10204 3.1 MTC
100% spectral test incoming
Third‑party inspection acceptable
Full refund if material unqualified
Q: What quality control do you perform?
A: Full‑process QC: IQC → IPQC → FQC → OQC
100% shell & seat test (ISO 5208)
100% leakage test
Pressure test, air tightness test, hardness test
Factory pass rate: 99.8%
Q: Can I get test reports?
A: Yes. We provide: Material Test Certificate (MTC), Pressure Test Report, Leakage Test Report, CE/ISO certificates.
Lead Time & Production
Q: What is your production lead time?
A: In-stock items: ship within 7 days
Standard orders: 7–10 days
Custom orders: 15–25 days
Urgent orders: supported within 10 days
Q: Can you expedite orders?
A: Yes. We can arrange priority production for urgent projects.
Shipping & Delivery
Q: Do you ship worldwide?
A: Yes. We ship to North America, Europe, Asia, Middle East, South America, Africa etc.
Q: What shipping terms do you accept?
A: EXW, FOB Ningbo/Shanghai, CIF, CFR, DDU, DDP.
Q: What packaging do you use?
A: Standard export packaging: carton + pallet; custom packaging available (moisture‑proof, shock‑proof for sea/air freight).
Warranty & After-Sales
Q: What is your warranty policy?
A: 18 months warranty from shipment date. Free repair or replacement for non-human damage. Lifetime technical support & spare parts supply.
Q: What if products have quality problems?
A: Contact us with photos/videos. We respond within 12 hours and provide solution: repair, replacement or refund.
Q: Do you supply spare parts?
A: Yes: seals, seats, stems, handles, filter screens, actuator parts.
Installation & Maintenance
Q: How to install ball valves correctly?
A: Clean pipeline before installation
Follow arrow for flow direction
Do not over‑torque
For flanged: tighten bolts diagonally
Keep handle easy to operate
Q: How to install Y strainer correctly?
A: Install with filter bowl downward
Follow flow arrow
Horizontal pipeline recommended
Ensure enough space for cleaning screen
Q: How to choose Y strainer mesh?
A: 10–40 mesh: large particles (rust, stones)
60–100 mesh: medium particles (sediments)
100–200 mesh: fine filtration (food, pharma)
Q: How to maintain ball valves & Y strainers?
A: Regularly clean filter screen
Lubricate stem if needed
Check seal wear
Replace damaged parts timely
Application & Selection
Q: What industries use your products?
A: Water treatment, HVAC, oil & gas, chemical processing, food & beverage, pharmaceutical, marine, industrial equipment, energy & power, metallurgy.
Q: How to choose the right valve/strainer?
A: Provide: medium, pressure, temperature, size, connection, installation environment. Our engineer will recommend the best model.
Q: Difference between 304 vs 316L?
A: 316L has molybdenum, better corrosion resistance in seawater, acid, alkali. 304 for general medium.
Order & Payment
Q: How to place an order?
A: Send inquiry (model, size, material, qty)
Proforma invoice
Payment
Production & inspection
Shipment & documents
Q: What payment terms do you accept?
A: T/T (30% deposit, 70% before shipment), L/C, D/P, Western Union, PayPal.
Q: What documents for customs clearance?
A: Commercial Invoice, Packing List, Bill of Lading, MTC, Test Report, CE/ISO Certificates, Origin Certificate.
Visit & Cooperation
Q: Can I visit your factory?
A: Welcome! Our factory is in Wenzhou, Zhejiang, China. Appointment is preferred.
Q: Do you accept third‑party inspection?
A: Yes: SGS, BV, Intertek, etc.
Q: Do you accept distributor/agent cooperation?
A: Yes. We welcome global distributors and long‑term partners. We provide full support: price, marketing, technical, after‑sales.
Contact & Quote
Q: How to get a quick quote?
A: Email: info@cnleadtek.com Tel: +86 13357029583 Send: model, size, material, pressure, quantity, connection. We reply within 1 hour.