Durable steel

Duplex Stainless Steel
Duplex Stainless Steel consists of austenite+ferrite phases, combining high strength (~2x 304 stainless steel) and superior corrosion resistance (especially against chloride stress corrosion), ideal for harsh environments.
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PRODUCT DESCRIPTION
Brand comparison table
Material nameChinese GB standard steel gradeForeign standard steel grades (including ISO/ASTM/DIN/JIS, etc.)Remarks and Source Markings
2205(F60)022Cr23Ni5Mo3NUNS S31803, F51 (ASTM), EN 1.4462 (DIN)11Standard duplex steel
2507022Cr25Ni7Mo4NUNS S32750, F53 (ASTM), EN 1.4410 (DIN)11Standard duplex steel
F55(s32760)There is no direct brand in ChinaUNS S32760, F55 (ASTM)11High molybdenum duplex steel
PACKAGING & DELIVERY

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FAQ

Q1:Do you provide samples? Is it free or extra?
A1:Yes, we can provide samples free of charge and the customer will pay the freight.
Q2:What if I don't have export experience ?
A2:We have reliable forwarder agent which can ship items to you by sea/air/Express to your doorstep. Any way, we will help you choose the most suitable shipping service.
Q3:How long is your lead time?
A3:If it is in stock, it is usually 5-10 days. Or, if there is no inventory, 15 days, depending on the quantity.
Q4:What are your terms of payment?
A4:30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy, 100%.Irrevocable L/C at sight, 100% Irrevocable L/C after receive B/L 30-120 days, O/A.
Q5:How is your technical support?
A5:We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem after delivery, we will offer you call anytime.

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