5/16 X 1 Button Head Stainless Steel Self Tapping Screw for Trailer Decking
Product Description
Stainless Steel Self Tapping Screw
Specification
| Thread specification | ST2.2 | ST2.9 | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ||||
| d | ||||||||||||
| P | Screw pitch | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |||
| a | Max | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |||
| dk | Max=Nominal | 4.2 | 5.6 | 6.9 | 7.5 | 8.2 | 9.5 | 10.8 | 12.5 | |||
| Min | 3.9 | 5.3 | 6.54 | 7.14 | 7.84 | 9.14 | 10.37 | 12.07 | ||||
| k | Max=Nominal | 1.8 | 2.2 | 2.6 | 2.8 | 3.05 | 3.55 | 3.95 | 4.55 | |||
| Min | 1.55 | 1.95 | 2.35 | 2.55 | 2.75 | 3.25 | 3.65 | 4.25 | ||||
| y | Max | Type C | 2 | 2.6 | 3.2 | 3.5 | 3.7 | 4.3 | 5 | 6 | ||
| Type F | 1.6 | 2.1 | 2.5 | 2.7 | 2.8 | 3.2 | 3.6 | 3.6 | ||||
| Slot number | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | ||||
| M1 | ≈ | 2.6 | 3 | 4.2 | 4.4 | 4.6 | 5 | 6.5 | 7.1 | |||
| M2 | ≈ | 2.4 | 2.9 | 3.9 | 4.1 | 4.3 | 4.7 | 6.2 | 6.7 | |||
Material
| 316 Chemical Composition(%) | ||||||||||
| Grade | C≤ | Mn≤ | Si≤ | S≤ | P≤ | Cr | Ni | Cu | MO | N |
| 0.017 | 0.98 | 0.25 | 0.0016 | 0.0414 | 16.23 | 10.08 | 0.32 | 2.06 | 0.037 | |
| 316 Mechanical property | |||
| σb≥ | σ0.2≥ | δ5 (%)≥ | Hardness(HB)(kgf/mm2)] |
| 520(Mpa) | 205(Mpa) | 40% | ≤187 HRB≤90 HV ≤200 |
Standard export packing or According to customer's requirement
1. What is your main products?
A: Fasteners, Bolt, nut, screws, washer, threaded rod, anchors, self-tapping
Screws, self-drilling screws, stainless steel plate, etc.
2. What is your delivery time?
A: It depends on if we have stock or not, if we have stock goods, we can
delivery within 2 days after receive the payment. And normally our production
is in 20-30 days for one container (20-26 ton) products.
3. What is your payment term?
A: Mostly we use 30% advance payment by T/T, 70% before shipment
For small amount order, we have PayPal account, also the western union,
MoneyGram is ok.
4. How is your quality? And what if we don't satisfied your quality?
A: We produce your order strictly by your request. If the quality was not
acceptable, we will refund to you.