FAQ

Frequently Asked Questions

🔧 Product & Spec

Q: What materials do you supply?

A: 304/304L, 316/316L, 321, 2205 (Duplex), 2507, plus nickel-based alloys (Hastelloy C-276, Inconel 600/625, Monel 400, Incoloy 825).

Q: What standards do you follow?

A: ASTM A312, A269, A554, A789/A790, ASTM B161/B163/B165/B167 for nickel alloys, EN 10217, DIN 17456/17458, GB/T 14976, GB/T 21833.

Q: What size range can you produce?

A: OD from 1/16″ (1.6mm) up to 2500mm, wall thickness from 0.2mm to 50mm.

📦 Order & MOQ

Q: What is your MOQ?

A: Standard sizes: 500kg–1 ton per item. Custom sizes / special alloys: negotiable, sample orders welcome.

Q: Can I get samples before bulk order?

A: Yes. Free sample pieces (100–300mm length) available for stock items; freight collect.

Q: How long is the lead time?

A: Stock items: 3–7 days. Custom production: 15–30 days depending on quantity and alloy.

💳 Payment & Terms

Q: What payment methods do you accept?

A: T/T (30% deposit, 70% before shipment), L/C at sight for large orders, Western Union for sample fees.

Q: Which Incoterms do you work with?

A: EXW, FOB Shanghai/Ningbo, CIF, DDP.

📋 Quality & Certification

Q: Do you provide Mill Test Certificate?

A: Yes, EN 10204 3.1 MTC supplied with every batch. Third-party inspection (SGS, BV, TÜV) available.

Q: What certifications do you have?

A: ISO 9001, PED 2014/68/EU, CE.

🚚 Packing & Shipping

Q: How do you package stainless steel pipes?

A: Standard: wooden cases/pallets with moisture-proof film. For bright/BA/EP tubes: single-piece plastic bag, nitrogen-filled for EP. Export-worthy seaworthy packing.

Q: Can you ship by sea / air / express?

A: Yes. Sea FCL/LCL, air freight, DHL/FedEx/UPS for samples.

Still have questions?

📧 sales@sunlightintech.com  |  💬 WhatsApp: +86 177 2142 5857

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