Round bolts are known as either carriage or coach bolts. The specifics of using these fasteners include both metal and wood. Hence, the Stainless Steel Round Head Bolts may be used to either fasten metal to metal or metal to wood. Unlike the construction of other typical bolts, the main characteristic that separates the Stainless Steel Round Head Square Neck Bolt is its mushroom head. The mushroom head of these bolts is shallow constructed. Another name for these Stainless Steel 5/16 Round Head Bolts fasteners is a round-head square-neck bolt. As the latter name suggests, the neck of these fasteners is shaped in the form of a square.
And therefore, the mushroom head of the Stainless Steel Round Square Head Bolts is immediately followed by a square neck, attached to a circular cross sectioned shank. The square neck of the Stainless Steel M4 Round Head Bolts is what causes the fastener to self-lock, especially if the bolt has been placed through a square hole in a metal strap. This, in turn, permits the Ss Round Flat Head Bolts to be fitted with the use of a single tool. Generally, both the Stainless Steel Round Head Bolts And Nuts are fitted with the use of either a spanner or wrench, that works from one side. Extensively the use of Stainless Steel 6mm Round Head Bolts is seen in security fixings, for example, locks and hinges.
In such security assemblies, the bolt must be detachable from a single side only. The smooth, domed head of the Stainless Steel Flat Round Head Bolts in combination with a square nut assembly below the fastener will prevent it from being unlocked from the side that has not been secured. To improve the corrosion resistance properties of these fasteners, they could be surface treated by either coating by galvanization or by surface treatments. Stainless Steel Galvanised Round Head Bolts tend to have better resistance to corrosion in comparison to electroplated fasteners.
before buy Compare Stainless Steel Round Head Bolts price with SS Eye Bolt price list
DIN Standard | B.S. DIN 933, DIN 931, DIN 934, DIN 912, DIN 603, DIN 6923, DIN 970, DIN 7981, DIN 7982, DIN916, DIN 913, DIN 7985 |
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UTS – Unified Thread Standard | UNC, UNF, UNEF, UNS, NPT, NPTF |
Dimensions | ASME B18.6.3 **Exception: screws 6 inches and shorter are fully threaded. |
ISO – International Organization for Standardization | ISO 4032, ISO 4033, ISO 4017, ISO7380 JIS standards |
Grade | 18-8 Stainless Steel, 4.8, 8.8, A2, A4, A2-70; A4-70; A4-80 Round head Bolts |
British standards | BS6105 (old: BSENISO 3506) which covers Part 1 bolts, screw and Us, part 2 nuts and part 4 tapping screws. |
Stainless Steel Round Head Bolt Size |
M2, M3, (M3.5), M4, M5, M6, M8, M10, M12, (M14), M16, (M18), M20, (M22), M24, (M27), M30, M33, M36, M42, (M45), M48 to M160 and Custom Sizes |
Length | 3 mm to 200 mm |
Threads: | METRIC, BSW, BSF, UNC, UNF or as required |
Stainless Steel Round Head Bolt Standard: | DIN, ISO, JIS, GB, IS, BS, ASTM and all International Standards ANSI – American National Standards Institute
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Tolerance | +/-0.01mm to +/-0.05mm |
Head drive: | Phillips, Slotted, Phillips/Slot, Six-Lobe, etc |
Finishing: | Zinc (yellow, white, blue, black), black oxide, Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Stainless steel: Passivated Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Stainless Steel, Mechanically Applied coating and some special one like DACROMET |
Finish | Per ASTM A380/A380M |
Stainless Steel Round Head Bolt Production process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing |
Origin and service-region: | European Origin of Stainless Steel Round head Bolts are Western European. However projects with eastern origin are possible on request. |
Stainless Steel Round Head Bolt Surface Coating: |
All surface finishes can be supplied, including Zinc, Galvanised, Sherardized, Electroless Nickel, Dacromet, Geomet & PTFE. |
Surface treatment |
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Top Manufacturers | SPAX® Screws, GKW, Unbrako, Kundan, APL, Sundaram Precision, Infasco, EBY Fastener Etc. |
Stainless Steel Round head Bolts Packing: | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
Why choose us? |
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MOQ | 5 pieces |
Stainless Steel Round Head Bolt Test Certificate: |
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Free Samples | Yes |
Delivery time | Regular product is about 7-15 days, custom product will according to special requirement |
Payment Terms | T/T, Paypal, Western Union, L/C or Trade Assurance 30% deposit & balance before shipping |
Other available material |
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Stainless Steel Round Head Bolt Uses & application | Wind tower, Nuclear power, Railway, Automotive industry, Construction, Electronic industry |
Description | Per Unit (INR) | Price in USD | Price In EURO |
---|---|---|---|
Screw Threaded Of Stainless Steel -m12 X15mm Round X 29mm Long, Socket Head Bolt, Hohlschraube, S.s. 304. | 15 | 0.20 | 0.17 |
Stainless Steel Elevator Bucket Fixing Special Bolts Complete With Nuts & Washersize 3/8(M-10)x 1-1/2 Round Flat Head | 80 | 1.09 | 0.89 |
66a Nuts/bolts/screws/washer Made Of alloy Steel Including Stainless Steel 304 Round Head Bolt M8x60 | 24 | 0.33 | 0.27 |
66a Nuts/bolts/screws/washer Made Of alloy Steel Including Stainless Steel 304 Round Head Bolt M8x120 | 36 | 0.49 | 0.40 |
66anuts/bolts/screws/washer Made Of Alloy Steel Including Stainless Steel 304 Round Head Bolt M8 X 60 | 23 | 0.31 | 0.26 |
66anuts/bolts/screws/washer Made Of Alloy Steel Including Stainless Steel 304 Round Head Bolt M8 X 120 | 35 | 0.48 | 0.39 |
Bolts& Washers(Made Of Alloy Steel)including Stainless Steel Round Head Square Neck Bolt & Washer-5000pcs | 198 | 2.70 | 2.20 |
Stainless Steel 316(A4) T Head Bolt With I Nut & Round Washer For D.i.flang Adaptor M12x135 Mm Length Thread Length 85 Mm | 184 | 2.51 | 2.05 |
Stainless Steel 316(A4) T Head Bolt With I Nut & Round Washer For D.i.flang Adaptor M12x120 Mm Length Thread Length 75 Mm | 159 | 2.17 | 1.77 |
Stainless Steel 316(A4) T Head Bolt With I Nut & Round Washer For D.i.flang Adaptor M12x155 Mm Length Thread Length 85 Mm | 215 | 2.93 | 2.39 |
Other Fasteners - Stainless Steel 316 round Head Bolt Unc 1/4 X 15 Mm | 6 | 0.082 | 0.067 |
HIGH STRENGTH Round Head STRUCTURAL BOLTS AS PER IS 3757 |
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APPROXIMATE WEIGHT IN KGS FOR 100NOS |
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LENGTH |
DIAMETER |
||||||
M16 |
M20 |
M22 |
M24 |
M27 |
M30 |
M36 |
|
40 |
10.28 |
||||||
45 |
11.07 |
180.30 |
|||||
50 |
11.86 |
19.25 |
25.20 |
||||
55 |
12.65 |
20.50 |
26.69 |
33.74 |
|||
60 |
13.44 |
21.73 |
28.18 |
35.22 |
48.09 |
||
65 |
14.23 |
22.96 |
29.67 |
37.29 |
50.34 |
||
70 |
15.02 |
24.19 |
31.16 |
39.07 |
52.58 |
67.25 |
|
75 |
15.81 |
25.43 |
32.66 |
40.84 |
54.83 |
70.03 |
108.91 |
80 |
16.60 |
26.66 |
34.15 |
42.62 |
57.08 |
72.80 |
112.90 |
85 |
17.39 |
27.89 |
35.64 |
44.39 |
59.33 |
75.58 |
116.90 |
90 |
18.17 |
29.13 |
37.13 |
46.17 |
61.57 |
78.35 |
120.89 |
95 |
18.96 |
30.36 |
38.62 |
47.94 |
63.82 |
81.13 |
124.89 |
100 |
19.75 |
31.59 |
40.12 |
49.72 |
66.07 |
83.90 |
128.88 |
110 |
21.14 |
33.77 |
42.78 |
52.85 |
68.56 |
88.84 |
136.20 |
120 |
22.72 |
36.24 |
45.77 |
56.41 |
73.06 |
94.39 |
144.19 |
130 |
24.30 |
38.70 |
48.75 |
59.96 |
77.55 |
99.94 |
152.18 |
140 |
25.88 |
41.17 |
51.73 |
63.51 |
82.05 |
105.49 |
160.17 |
150 |
27.46 |
43.93 |
54.72 |
67.06 |
86.54 |
111.04 |
168.16 |
160 |
29.03 |
46.10 |
57.70 |
70.61 |
91.04 |
116.59 |
176.15 |
170 |
30.61 |
48.57 |
60.69 |
74.16 |
95.53 |
122.14 |
184.14 |
180 |
32.19 |
51.03 |
63.67 |
77.71 |
100.03 |
127.69 |
192.13 |
190 |
33.77 |
53.50 |
66.65 |
81.26 |
104.52 |
133.24 |
200.12 |
200 |
35.35 |
55.96 |
69.44 |
84.82 |
109.02 |
138.79 |
208.11 |
210 |
113.52 |
144.34 |
216.10 |
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220 |
118.01 |
149.89 |
224.09 |
||||
230 |
122.51 |
155.44 |
232.08 |
||||
240 |
127.00 |
160.99 |
240.07 |
||||
250 |
131.50 |
166.54 |
248.06 |
||||
260 |
135.99 |
172.09 |
256.05 |
||||
270 |
140.49 |
177.64 |
264.04 |
||||
280 |
144.98 |
183.19 |
272.03 |
||||
290 |
149.48 |
188.74 |
280.02 |
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300 |
153.97 |
194.29 |
288.01 |
Stainless Steel Bolt Diameter | C | H | ||
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Stainless Steel Head Diameter | Stainless Steel Head Height | |||
Max | Min | Max | Min | |
1⁄2 | 1.094 | 1.032 | 0.270 | 0.250 |
5⁄8 | 1.344 | 1.219 | 0.344 | 0.313 |
3⁄4 | 1.594 | 1.469 | 0.406 | 0.375 |
7⁄8 | 1.844 | 1.719 | 0.469 | 0.438 |
1 | 2.094 | 1.969 | 0.531 | 0.500 |
11⁄4 | 2.850 | 0.531 | 0.500 | |
*Dimensions per ASME B18.5 1990 (R 1998) cover diameters up to 1″. Bolts over 1″ use custom head dimensions. |
Bolt lengths ≤ 6″: Thread length = (2 X diameter) + 1⁄4”
Bolt lengths > 6″: Thread length = (2 X diameter) + 1⁄2”
Torque Specifications | |||||||
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Stainless Steel Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds |
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304 Stainless Steel |
316 Stainless Steel |
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#2 | 56 | 2.5 | 2.6 | ||||
64 | 3.0 | 3.2 | |||||
#3 | 48 | 3.9 | 4.0 | ||||
56 | 4.4 | 4.6 | |||||
#4 | 40 | 5.2 | 5.5 | ||||
48 | 6.6 | 6.9 | |||||
#5 | 40 | 7.7 | 8.1 | ||||
44 | 9.4 | 9.8 | |||||
#6 | 32 | 9.6 | 10.1 | ||||
40 | 12.1 | 12.7 | |||||
#8 | 32 | 19.8 | 20.7 | ||||
36 | 22.0 | 23.0 | |||||
#10 | 24 | 22.8 | 23.8 | ||||
32 | 31.7 | 33.1 | |||||
Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds |
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304 Stainless Steel |
316 Stainless Steel |
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1/4 | 20 | 75.2 | 78.8 | ||||
28 | 94.0 | 99.0 | |||||
5/16 | 18 | 132 | 138 | ||||
24 | 142 | 147 | |||||
3/8 | 16 | 236 | 247 | ||||
24 | 259 | 271 | |||||
7/16 | 14 | 376 | 393 | ||||
20 | 400 | 418 | |||||
1/2 | 13 | 517 | 542 | ||||
20 | 541 | 565 | |||||
Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds |
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304 Stainless Steel |
316 Stainless Steel |
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9/16 | 12 | 682 | 713 | ||||
18 | 752 | 787 | |||||
5/8 | 11 | 1110 | 1160 | ||||
18 | 1244 | 1301 | |||||
3/4 | 10 | 1530 | 1582 | ||||
16 | 1490 | 1558 | |||||
7/8 | 9 | 2328 | 2430 | ||||
14 | 2318 | 2420 | |||||
1 | 8 | 3440 | 3595 | ||||
14 | 3110 | 3250 | |||||
Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Foot-Pounds |
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304 Stainless Steel |
316 Stainless Steel |
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1 1/8 | 7 | 413 | 432 | ||||
12 | 390 | 408 | |||||
1 1/4 | 7 | 523 | 546 | ||||
12 | 480 | 504 | |||||
1 1/2 | 6 | 888 | 930 | ||||
12 | 703 | 732 |
Spec |
Finish |
Length |
Thread |
Dia |
---|---|---|---|---|
A449 |
HDG |
6" |
10 UNC |
3/4" |
A449 |
HDG |
8" |
10 UNC |
3/4" |
A449 |
HDG |
10" |
10 UNC |
3/4" |
A449 |
HDG |
12" |
10 UNC |
3/4" |
A449 |
HDG |
14" |
10 UNC |
3/4" |
A449 |
HDG |
16" |
10 UNC |
3/4" |
A449 |
HDG |
18" |
10 UNC |
3/4" |
A449 |
HDG |
6" |
9 UNC |
7/8" |
A449 |
HDG |
8" |
9 UNC |
7/8" |
A449 |
HDG |
10" |
9 UNC |
7/8" |
Nominal Size, inch. | Coarse Threads - UNC | Fine Threads - UNF | 8 Thread Series - 8UN | |||
---|---|---|---|---|---|---|
Threads / inch | Stress AreaA, in2 | Threads / inch | Stress AreaA, in2 | Threads / inch | Stress AreaA, in2 | |
1/4 | 20 | 0.0318 | 28 | 0.0364 | -- | -- |
5/16 | 18 | 0.0524 | 24 | 0.0580 | -- | -- |
3/18 | 16 | 0.0775 | 24 | 0.0878 | -- | -- |
7/16 | 14 | 0.1063 | 20 | 0.1187 | ||
1/2 | 13 | 0.1419 | 20 | 0.1599 | ||
9/16 | 12 | 0.1820 | 18 | 0.2030 | ||
5/8 | 11 | 0.2260 | 18 | 0.2560 | ||
3/4 | 10 | 0.3340 | 16 | 0.3730 | ||
7/8 | 9 | 0.4620 | 14 | 0.5090 | ||
1 | 8 | 0.6060 | 12 | 0.6630 | ||
1 1/8 | 7 | 0.7630 | 12 | 0.8560 | 8 | 0.790 |
1 1/4 | 7 | 0.9690 | 12 | 1.0730 | 8 | 1.000 |
1 3/8 | 6 | 1.1550 | 12 | 1.3150 | 8 | 1.233 |
1 1/2 | 6 | 1.4050 | 12 | 1.5810 | 8 | 1.49 |
Stainless Steel Type | Finish | Specification & Condition | Dia (in.) | 0.2% Yield Stress (ksi) | Min. Tensile Requirement | Shear Stress (ksi) | |
---|---|---|---|---|---|---|---|
Tensile Strength (ksi) | No Threads in Shear Plane | Threads in Shear Plane | |||||
302 304 316 |
Hot Finished | Condition A (Annealed) in ASTM A276-71 Class 1 (solution treated) in ASTM A193-71 |
all | 30 | 75 | 15 | 10.5 |
302 304 316 |
Cold Finished | Condition A (Annealed) in ASTM A276-71 | 45 | 90 | 18 | 12.6 | |
302 304 316 |
Cold Finished | Condition B (cold-worked) in ASTM A276-71 Class 2 (solution treated and strain hardened) in ASTM A193-71* |
100 | 125 | 25 | 17.5 |
Stainless Steel Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Ti | Fe | |
Stainless Steel 304 | min. | 18.0 | 8.0 | |||||||||
max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||||
304L | min. | 18.0 | 8.0 | |||||||||
max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.0 | 0.10 | ||||
Stainless Steel 304H | min. | 0.04 | 18.0 | 8.0 | ||||||||
max. | 0.010 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | |||||
SS 310 | 0.015 max | 2 max | 0.015 max | 0.020 max | 0.015 max | 24.00 26.00 | 0.10 max | 19.00 21.00 | 54.7 min | |||
Stainless Steel 310S | 0.08 max | 2 max | 1.00 max | 0.045 max | 0.030 max | 24.00 26.00 | 0.75 max | 19.00 21.00 | 53.095 min | |||
SS 310H | 0.04 0.10 | 2 max | 1.00 max | 0.045 max | 0.030 max | 24.00 26.00 | 19.00 21.00 | 53.885 min | ||||
316 | min. | 16.0 | 2.03.0 | 10.0 | ||||||||
max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | |||||
Stainless Steel 316L | min. | 16.0 | 2.03.0 | 10.0 | ||||||||
max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | |||||
316TI | 0.08 max | 10.00 14.00 | 2.0 max | 0.045 max | 0.030 max | 16.00 18.00 | 0.75 max | 2.00 3.00 | ||||
317 | 0.08 max | 2 max | 1 max | 0.045 max | 0.030 max | 18.00 20.00 | 3.00 4.00 | 57.845 min | ||||
SS 317L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 18.00 20.00 | 3.00 4.00 | 11.00 15.00 | 57.89 min | |||
Stainless Steel 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 19.00 | 9.00 12.00 | 0.10 max | 5(C+N) 0.70 max | |||
SS 321H | 0.04 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 19.00 | 9.00 12.00 | 0.10 max | 4(C+N) 0.70 max | |||
347/ 347H | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 20.00 | 9.0013.00 | |||||
Stainless Steel 410 | min. | 11.5 | ||||||||||
max. | 0.15 | 1.0 | 1.00 | 0.040 | 0.030 | 13.5 | 0.75 | |||||
446 | min. | 23.0 | 0.10 | |||||||||
max. | 0.2 | 1.5 | 0.75 | 0.040 | 0.030 | 30.0 | 0.50 | 0.25 | ||||
Stainless Steel 904L | min. | 19.0 | 4.00 | 23.00 | 0.10 | |||||||
max. | 0.20 | 2.00 | 1.00 | 0.045 | 0.035 | 23.0 | 5.00 | 28.00 | 0.25 |
aterial | Heat | Temperure | Tensile Strength | Yield Strength | Elongation %, Min |
Treatment | Min. | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
º F(º C) | |||||
Stainless Steel TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
Stainless Steel TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 |
Stainless Steel TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
Stainless Steel TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
Stainless Steel Type | ASTM | Equivalent Standard | |||
UNS | Grads (TP) | EN / Din | Afnor (NF) | JIS | |
Austenitic Stainless Steel | S30400 | 304 | 1.4301 | Z 6 CN 18.09 | SUS 304 |
S30403 | 304L | 1.4306 | Z 2 CN 18.10 | SUS 304L | |
S31600 | 316 | 1.4401 | Z 6 CND 17.11 | SUS 316 | |
S31603 | 316L | 1.4404 | Z 2 CND 17.12 | SUS 316L | |
S31635 | 316Ti | 1.4571 | Z 2 CND 17.12 | - | |
S32100 | 321 | 1.4541 | Z 6 CNT 18.10 | SUS 321 | |
S34700 | 347 | 1.455 | Z 6 CNNb 18.10 | SUS 347 | |
S30409 | 304H | 1.4948 | Z 6 CN 19.10 | SUS 304H | |
S31609 | 316H | 1.4919 | Z 10 CND 18.10 | SUS 316H | |
S32109 | 321H | 1.4941 | Z 10 CND 18.10 | SUS 321H | |
Ferritic Stainless Steel | S40500 | 405 | 1.4002 | Z 6 CAL 13 | SUS 405 |
S41000 | 410 | 1.4002 | Z 12 C 13 | SUS 410 | |
S43000 | 430 | 1.4016 | Z 10 C 17 | SUS 430 |
Stainless steel round head bolts |
round head square neck bolts |
flat round head bolts |
Stainless Steel round head fin neck bolts |
Stainless Steel slotted round head bolts |
rounded hex head bolts |
stainless steel button head bolts |
Stainless Steel round head fender bolts |
round head toggle bolts |
round head structural bolts |
Stainless Steel large round head bolts |
Stainless Steel hex socket round head bolts |
slotted round head bolts |
smooth round head bolts |
Stainless Steel 5/16 round head bolts |
metric round head square neck bolts |
round head allen bolts |
Stainless Steel round head stove bolts |