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| Product name |
A4-70 Stainless Steel Bolts
|
| Place of Origin | India |
| Standard |
ISO 4017, DIN931, GB5783, DIN, ASTM, ANSI, JIS, EN, AS
|
| DIN Standard |
B.S. DIN933 DIN931 DIN934 DIN912 DIN603 DIN6923
|
| Surface treatment |
Passivation /plain
|
| A4-70 Stainless Steel Bolts Size | M2 - M100 |
| A4-70 Stainless Steel Bolts Diameter | M3-M60 |
| A4-70 Stainless Steel Bolts Length |
6mm-500mm
|
| Head |
Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc
|
| Neck type |
Hex, Square, Triangular, Oval & Knurled etc
|
| Drive type |
Phil, Slotted, Hex socket, Torx & square slot etc
|
| A4-70 Stainless Steel Bolts Application |
Wind tower, Nuclear power, Railway, Automotive industry, Construction, Electronic
industry
|
| Dimensions |
ASME B18.6.3 **Exception: screws 6 inches and shorter are fully threaded.
|
| Drive Style | Type I |
| A4-70 Stainless Steel Bolts Material |
18-8 Stainless Steel, stainless steel ss 304/ SS316 A2/A4, SS201, SS303, SS304, SS316,
SS316L, SS904L, A2-70; A4-70; A4-80
|
| Thread Requirements |
ASME B1.1, UNC & UNF, Class 2A (Fastenal will inspect and accept parts with a 1A
no-go gauge)
|
| Finish |
Per ASTM A380/A380M
|
| Finishing |
Zinc Plated (Yellow, White, Blue, Black), Hop Dip Galvanized (HDG) phosphorization, Black
Oxide, Geomet, Dacroment, anodization, Nickel plated, Zinc-Nickel plated, Brass Plated, Tin
Plated, Black Plated, Copper Plated, Gold Plated, Salt fog test
|
| Stock Products |
Stainless steel: All DIN, GB Standard and part ASNI standard A4-70 Stainless Steel Bolts,
Example: ISO7380, DIN7981, DIN7982, DIN916, DIN913, DIN7985, DIN912
|
| Production technology | Cold Forged |
| Manufacturing Process |
Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection,
Packing
|
| MOQ | 10 pieces |
| Delivery time |
Regular product is about 7-15 days, custom product will according to special requirement
|
| Others |
OEM, ODM, ±0.03MM tolerance
|
| Surface treatment of A4-70 Stainless Steel Bolts |
Passivation
Polish Anodizing Sand blasting Electroplating (color, blue, white, black zinc, Ni, Cr, tin, copper, silver) Black oxide coating Heat-disposing Hot-dip galvanizing Rust preventive oil |
| Coatings |
Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request
|
| Tolerance of A4-70 Stainless Steel Bolts | #ERROR! |
| Samples | Yes |
| Production Capacity |
2,700,000 pieces per month
|
| Payment Terms |
T/T, Paypal, Western Union, L/C or Trade Assurance 30% deposit & balance before
shipping
|
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | N | |
| A4-70 | Min | – | – | – | – | – | 16 | 2 | 10.5 | – | – |
| ISO | Max | 0.08 | 1 | 2 | 0.045 | 0.03 | 18.5 | 3 | 14 | 1 | – |
| A4-70 | Min | – | – | – | – | – | 16 | 2 | 11.5 | – | 0.12 |
| ISO² | Max | 0.03 | 1 | 2 | 0.045 | 0.03 | 18.5 | 3 | 14 | 1 | 0.22 |
| 316 | Min | – | – | – | 0 | – | 16 | 2 | 10 | – | |
| Max | 0.08 | 0.75 | 2 | 0.045 | 0.03 | 18 | 3 | 14 | 0.1 | ||
| 316L | Min | – | – | – | – | – | 16 | 2 | 10 | – | |
| Max | 0.03 | 0.75 | 2 | 0.045 | 0.03 | 18 | 3 | 14 | 0.1 | ||
| 316H | Min | 0.04 | 0 | 0.04 | – | – | 16 | 2 | 10 | – | |
| Max | 0.1 | 0.75 | 0.1 | 0.045 | 0.03 | 18 | 3 | 14 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min |
Elong (% in 50mm) min |
Hardness Rockwell B (HR B) max |
Brinell (HB) max
|
| A4-70 | 700 | 450 | 40 | Not required | Not required |
| Diameter | Load 1)Force at 0.2% yield point N | Initial Stressing ForceN | Tightening TorqueNm |
Force in service N
|
||
| Axial Static | Axial Dynamic |
Radial Static or Dynamic
|
||||
| M3 | 2250 | 1420 | 0.9 | 610 | 360 | 120 |
| M4 | 3960 | 2490 | 2.2 | 1070 | 640 | 210 |
| M5 | 6390 | 4030 | 4.3 | 1730 | 1040 | 350 |
| M6 | 9040 | 5700 | 7.3 | 2440 | 1470 | 490 |
| M8 | 16470 | 10380 | 17.7 | 4450 | 2670 | 890 |
| M10 | 26100 | 16440 | 35.5 | 7050 | 4230 | 1410 |
| M12 | 37930 | 23900 | 61.3 | 10240 | 6150 | 2050 |
| M16 | 70650 | 44510 | 147.1 | 19080 | 11450 | 3820 |
| M20 | 110250 | 69460 | 285.1 | 29770 | 17860 | 5950 |
Calico Metal Alloys LLP exports their products to countries like UAE, Bahrain,
Italy, Indonesia, Malaysia, United States, Mexico, Chine, Brazil, Peru, Nigeria, Kuwait, Jordan, Dubai,
Thailand (Bangkok), Venezuela, Iran, Germany, UK, Canada, Russia, Turkey, Australia, New Zealand, Sri
Lanka, Vietnam, South Africa, Kazakhstan & Saudi Arabia.
