DIN 7991 Flat Head Countersunk Socket Cap Screw Grade 10.9

DIN 7991 Flat Head Countersunk Socket Cap Screw Grade 10.9

Product Names: Hex Socket Flat Head Cap Screw Grade 10.9
Standard Compliance: DIN 7991 (equivalent to GB70.3-2008, ISO 10642)
Material Options: Alloy Steel (10B21)
Hardness: HRC 32~39
Surface Treatments: Black Oxide
Thread Tolerance Class: 5g6g
Quality Control: Dimensional inspection; material inspection; mechanical property testing
Packing: Bulk, Small Box, Customized Options

About order:

1. Price
The listed price is the unit price per piece (not per thousand pieces), quoted in USD.

2. Customer Base
We serve B2B clients only (not B2C). Our model is wholesale, not retail. For orders, please contact us via E-MAIL.

3. Ordering Method
All orders are placed offline. Online prices are for display and inquiry purposes only.

4. Delivery Lead Time

Small batches: Delivered via DDP, with a lead time of approx. 30 days.

Large volumes: Shipped FOB Shanghai, or other shipping terms can be negotiated.