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Duplex S32750 2507 Hex Socket Cap Screw Duplex Stainless Steel Fasteners
1.Hex head Screws
Nominal size and thread diameter d | Pitch of thread P | Thread length b | Head diameter dk | Transition diameter da | Diameter of unthreaded shank ds | Hex socket width across corners e | Thickness of head k | Radius under head r | Hex socket width across flats s | Hex socket depth t | w | |||||
coarse pitch | max. | min. | max. | max. | min. | max. | min. | min. | max. | nom. | min. | max. | nom. | min. | min. | |
M10 | 1.50 | 32 | 15.73 | 16.00 | 11.20 | 9.78 | 10.00 | 9.15 | 9.64 | 10.00 | 0.4 | 8.03 | 8.18 | 8.00 | 5.0 | 4.0 |
M12 | 1.75 | 36 | 17.73 | 18.00 | 13.70 | 11.73 | 12.00 | 11.43 | 11.57 | 12.00 | 0.6 | 10.03 | 10.18 | 10.00 | 6.0 | 4.8 |
M14 | 2.00 | 40 | 20.67 | 21.00 | 15.70 | 13.73 | 14.00 | 13.73 | 13.57 | 14.00 | 0.6 | 12.03 | 12.21 | 12.00 | 7.0 | 5.8 |
M16 | 2.00 | 44 | 23.67 | 24.00 | 17.70 | 15.73 | 16.00 | 15.73 | 15.57 | 16.00 | 0.6 | 14.03 | 14.21 | 14.00 | 8.0 | 6.8 |
M18 | 2.50 | 48 | 26.67 | 27.00 | 20.20 | 17.73 | 18.00 | 17.73 | 17.57 | 18.00 | 0.6 | 14.03 | 14.21 | 14.00 | 9.0 | 7.8 |
M20 | 2.50 | 52 | 29.67 | 30.00 | 22.40 | 19.67 | 20.00 | 19.44 | 19.48 | 20.00 | 0.8 | 17.05 | 17.23 | 17.00 | 10.0 | 8.6 |
M22 | 2.50 | 56 | 32.61 | 33.00 | 24.40 | 21.67 | 22.00 | 19.44 | 21.48 | 22.00 | 0.8 | 17.05 | 17.23 | 17.00 | 11.0 | 9.4 |
M24 | 3.00 | 60 | 35.61 | 36.00 | 26.40 | 23.67 | 24.00 | 21.73 | 23.48 | 24.00 | 0.8 | 19.07 | 19.28 | 19.00 | 12.0 | 10.4 |
M27 | 3.00 | 66 | 39.61 | 40.00 | 30.40 | 26.67 | 27.00 | 21.73 | 26.48 | 27.00 | 1.0 | 19.07 | 19.28 | 19.00 | 13.5 | 11.9 |
M30 | 3.50 | 72 | 44.61 | 45.00 | 33.40 | 29.67 | 30.00 | 25.15 | 29.48 | 30.00 | 1.0 | 22.07 | 22.28 | 22.00 | 15.5 | 13.1 |
M33 | 3.50 | 78 | 49.61 | 50.00 | 36.40 | 32.61 | 33.00 | 27.43 | 32.38 | 33.00 | 1.0 | 24.07 | 24.28 | 24.00 | 18.0 | 13.5 |
M36 | 4.00 | 84 | 53.54 | 54.00 | 39.40 | 35.61 | 36.00 | 30.85 | 35.38 | 36.00 | 1.0 | 27.07 | 27.28 | 27.00 | 19.0 | 15.3 |
M42 | 4.50 | 95 | 62.54 | 63.00 | 45.50 | 41.61 | 42.00 | 36.57 | 41.38 | 42.00 | 1.2 | 32.08 | 32.33 | 32.00 | 24.0 | 16.3 |
M48 | 5.00 | 108 | 71.54 | 72.00 | 52.60 | 47.61 | 48.00 | 41.13 | 47.38 | 48.00 | 1.6 | 36.08 | 36.33 | 36.00 | 28.0 | 17.5 |
M56 | 5.50 | 124 | 83.46 | 84.00 | 63.00 | 55.54 | 56.00 | 46.83 | 56.26 | 56.00 | 2.0 | 41.08 | 41.33 | 41.00 | 34.0 | 19.0 |
M64 | 6.00 | 140 | 95.46 | 96.00 | 71.00 | 63.54 | 64.00 | 52.53 | 63.26 | 64.00 | 2.0 | 46.08 | 46.33 | 46.00 | 38.0 | 22.0 |
M72 | 6.00 | 156 | 107.46 | 108.00 | 79.00 | 71.54 | 72.00 | 62.81 | 71.26 | 72.00 | 2.0 | 55.10 | 55.10 | 55.00 | 43.0 | 25.0 |
M80 | 6.00 | 172 | 119.46 | 120.00 | 87.00 | 79.54 | 80.00 | 74.21 | 79.26 | 80.00 | 2.0 | 65.10 | 65.40 | 65.00 | 48.0 | 27.0 |
M90 | 6.00 | 192 | 134.37 | 135.00 | 97.00 | 89.46 | 90.00 | 85.61 | 89.13 | 90.00 | 2.5 | 75.10 | 75.40 | 75.00 | 54.0 | 32.0 |
M100 | 6.00 | 212 | 149.37 | 150.63 | 107.00 | 99.46 | 100.00 | 97.04 | 99.13 | 100.00 | 2.5 | 85.12 | 85.47 | 85.00 | 60.0 | 34.0 |
Specification for bolts and reference standards
Characteristic | Standard | ||||||||||||||
Material | Steel | ||||||||||||||
General Requirements | As specified in DIN 267 Part 1. | ||||||||||||||
Thread | Tolerance | 5g6g for property class 12.9; 6ga for other property classes. | |||||||||||||
Standard | ISO 261, ISO 965. | ||||||||||||||
Mechanical Properties | Property Class (material) | d ≤ M39b: 8.8; 10.9; 12.9 d > M39: as agreed | |||||||||||||
Standard | DIN ISO 898 Part 1 | ||||||||||||||
Tolerances on dimensions and form | Product Grade | A | |||||||||||||
Standard | ISO 4759/1/DIN ISO 4759 Part 1 | ||||||||||||||
Surface finish | Black oxide (thermal or chemical) | ||||||||||||||
DIN 267 Part 2 shall apply with regard to surface roughness. | |||||||||||||||
DIN 267 Part 19 shall apply with regard to the permissable surface defects. | |||||||||||||||
DIN 267 Part 9 shall apply with regard to electroplating. | |||||||||||||||
If different electroplating or other surface protection is desired, this shall be agreed upn at the time of ordering | |||||||||||||||
Acceptable inspection | DIN 267 Part 5 shall apply with regard to acceptance testing. |
2. Alloy 2507 Applications
Constructive solutions | A wealth of expertise and experience for 20 years insure us to provide the most Valuable solution to customers. | ||
Competitive price | Under the precondition of quality assurance,we provide the price more competitive than the average level in market. | ||
One stop shopping | We are manufacture and also wholesale,a great variety of goods can meet with one stop shopping of customer,saving precious time and reducing the cost greatly. | ||
Integrity | We do business based on integrity, the good faith management is our principle for 20 years, expect to set up long term cooperation with every customer. |
4. FAQ
Q1: How long we can get the quotation after inquiry? | |||
Generally within one working day. |
Q2: How long is your delivery time? | |||
Generally it is 5-10 days if the goods are in stock. or it is 10-20 days if the goods are not in stock, it is according to quantity. |
Q3: Do you provide samples ? is it free or extra? | |||
Yes, we could offer the sample for free charge within a certain number but do not pay the cost of freight. | |||
Q4: What is your terms of delivery? | |||
We accept EXW, FOB, CIF, etc. You can choose the one which is the
most convenient or cost effective for you. | |||
Q5: How to ensure that every process's quality? | |||
Quality is the life line of our company,we would like to provide
the best quality to our customer to implement long term cooperation
for win-win. |