60mm carbon steel double head nails for construction

Shank Diameter:1.80mm to 4.20mm
Leg Length:25mm to 100mm
Material:Q235 CARBON STEEL
Case Hardness:HV550-800
Core Hardness:HV300-450
Carburizing Depth:0.15mm
Torsional Strenth:15kg 2.5s  (thickness)1mm
Torsional Strenth:33-42kgf.cm
(Finish):Galvanized
Packing:1000Pcs/Bag,10Bags/Ctn

Q : Can I get a sample?
A: Yes, we can provide free samples for stock items. You just need to pay shipping charge; If it is a custom item, there may be mould charge occured.

Q : How long for production?
A: We have many sizes of stock, we can ship out in 10-15 days for stock items.

Q : What is your payment term?
A: Payment term is usually 30% TT in advance, 70% by copy B/L.

Q : Do you have QC ?
A: Yes, we have QC team who will inspect raw material, every process during production, goods measurement and mechanical property, testing result will be filled in computer;

Q : Is the test report traceable?
A: Yes, test report for each batch is filled in computer with detailed record, we can get it out at any time.