A4 70 stainless steel hex bolts manufacturers

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A4-70 Hex Bolt

A4-80 tapered hex bolt supplier in India

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Fasteners Types
A4 80 stainless steel hex bolts Manufacturers in India

A4 80 stainless steel hex bolts

grade A4-80 tapered hex bolt Manufacturer in India

Grade A4-80 tapered hex bolt

metric A4-80 hex bolts manufacturers in India

Metric A4-80 hex bolts

A4-70 Hex Bolts Specification

Product name Stainless Steel A4 80 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
Stainless Steel A4 80 Bolts Size M2 – M100
Stainless Steel A4 80 Bolts Diameter M3-M60
Stainless Steel A4 80 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
Stainless Steel A4 80 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
Stainless Steel A4 80 Bolts Material 18-8 Stainless Steel, stainless steel ss 304/ SS316 A2/A4, SS201, SS303, SS304, SS316, SS316L, SS904L, A4-80; 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 stainless steel A4 80 Bolts, A4 80: 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 stainless steel A4 80 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 stainless steel A4 80 Bolts +/-0.01mm to +/-0.05mm
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

A4 70 bolts Chemical Composition

Grade C Si Mn P S Cr Mo Ni Cu N
A4-80 Min – – – – – 16 2 10.5 – –

A4 70 stainless steel bolt Mechanical Properties

Grade Tensile Strength (MPa) Yield Strength (MPa) Elong
A4-70 700 450 40

A4 70 bolt Physical Properties

Grade Density
(kg/m³)		 Elastic Modulus (GPa) Mean Co-eff of Thermal Expansion (μm/m/°C) Thermal Conductivity (W/m.K) Specific Heat
0-100 °C (J/kg.K)		 Elec Resistivity (nΩ.m)
0-100 °C 0-315 °C 0-538 °C
At 100 °C At 500 °C
316/L/H 8000 193
15.9 16.2 17.5
16.3 21.5
500 740

Stainless Steel A4-70 Hex Bolts Dimensions

Stainless steel hex head bolts dimension
A4 70 Stainless Steel Fasteners Type SS Fasteners SIZE PROPERTY CLASS SS Fasteners Standard
A4 70 Stainless Steel Socket Head Cap Screw
Stainless Steel Bolts types
 M3 to M30 A4 – 70 DIN 912 / ISO 4762
A4 70 Stainless Steel Hex Head Screw (Full Thread)
Stainless Steel Bolts types
 M3 to M30 A4 – 70 DIN 933 / ISO 4017
A4 70 Stainless Steel Hex Head Bolt (Partial Thread)
Stainless Steel Bolts types
 M4 to M30 A4 – 70 DIN 931 / ISO 4014
A4 70 Stainless Steel Hex Nut
Stainless Steel Bolts types
 M3 to M30 A4 – 70 DIN 934 / ISO 4032
A4 70 Stainless Steel Plain Washer
Stainless Steel Bolts types
 M3 to M64 A4 DIN 125 A
A4 70 Stainless Steel Flat – Section Spring Washer
Stainless Steel Bolts types
 M3 to M36 A4 DIN 127 B
A4 70 Stainless Steel Square – Section Spring Washer
Stainless Steel Bolts types
 M3 to M36 A4 DIN 7980
A4 70 Stainless Steel Threaded Rod
Stainless Steel Bolts types
 M3 to M36 A4 – 70 DIN 975
Bolt Size A (max) B C (min) D E F
Thread Length
for Bolt Length
max min 6″ and
shorter		 over 6″
1/4″ 0.260 7/16 0.484 11/64 0.03 0.01 0.750 1.000
5/16″ 0.324 1/2 0.552 7/32 0.03 0.01 0.875 1.125
3/8″ 0.388 9/16 0.620 1/4 0.03 0.01 1.000 1.250
7/16″ 0.452 5/8 0.687 19/64 0.03 0.01 1.125 1.375
1/2″ 0.515 3/4 0.826 11/32 0.03 0.01 1.250 1.500
5/8″ 0.642 15/16 1.033 27/64 0.06 0.02 1.500 1.750
3/4″ 0.768 1-1/8 1.240 1/2 0.06 0.02 1.750 2.000
7/8″ 0.895 1-5/16 1.447 37/64 0.06 0.02 2.000 2.250
1″ 1.022 1-1/2 1.653 43/64 0.09 0.03 2.250 2.500
1-1/8″ 1.149 1-11/16 1.859 3/4 0.09 0.03 2.500 2.750
1-1/4″ 1.277 1-7/8 2.066 27/32 0.09 0.03 2.750 3.000
1-3/8″ 1.404 2-1/16 2.273 29/32 0.09 0.03 3.000 3.250
1-1/2″ 1.531 2-1/4 2.480 1 0.09 0.03 3.250 3.500
1-3/4″ 1.785 2-5/8 2.893 1-5/32 0.12 0.04 3.750 4.000
2″ 2.039 3 3.306 1-11/32 0.12 0.04 4.250 4.500
2-1/4″ 2.305 3-3/8 3.719 1-1/2 0.19 0.06 4.750 5.000
2-1/2″ 2.559 3-3/4 4.133 1-21/32 0.19 0.06 5.250 5.500
2-3/4″ 2.837 4-1/8 4.546 1-13/16 0.19 0.06 5.750 6.000
3″ 3.081 4-1/2 4.959 2 0.19 0.06 6.250 6.500
3-1/4″ 3.335 4-7/8 5.372 2-3/16 0.19 0.06 6.750 7.000
3-1/2″ 3.589 5-1/4 5.786 2-5/16 0.19 0.06 7.250 7.500
3-3/4″ 3.858 5-5/8 6.198 2-1/2 0.19 0.06 7.750 8.000
4″ 4.111 6 6.612 2-11/16 0.19 0.06 8.250 8.500

A4-70 Bolts Price list

Product Price in USD
Stainless steel m19 hex flange bolt A4-70 US $0.15
Carriage bolt DIN603 M10*30 A4-70 US $0.5

Ready Stock of Stainless Steel A4-70 Hex Bolts

A4-70 stainless steel hex bolts A4-70 flat head hex bolts
metric A4-70 hex bolts A4-70 dome head hex bolts
Stainless Steel A4-70 Full threaded Hex Bolt Drilled hex bolts A4-70
A4-70 tapered hex bolt A4-70 double ended hex bolts
A4-70 internal hex bolts A4-70 low profile hex bolts
A4-70 locking hex bolts A4-70 concrete hex bolts
A4 70 M6 hex bolts A4-70 captive hex bolt
A4 70 double hex bolts A4-70 small hex bolts
Miniature A4-70 hex bolts A4-70 fine threaded hex bolts
A4 70 self tapping stainless steel hex bolt A4-70 countersunk stainless steel hex bolt
A4 70 flanged hex bolt a4 70 stainless steel hex bolts marine grade
A4 70 low head hex bolts A4-70 locking hex bolts
Stripped A4-70 hex bolt A4-70 captive hex bolt

Screws Types

Industrial Products

Why Choose Us

  • If you are looking for Supplier and Exporter of Industrial Fasteners in Indonesia, Kenya, Saudi Arabia, Malaysia and Colombia contact us.
  • We keep ready stock of construction fasteners in size range of M6 to M36
  • Leading Stockist of automative fasteners in different types and threads
  • We supply coated fasteners with EN 10204 type 3.1 certificate
  • Get special 10% discount on large orders of marine fasteners
  • We have strongest supply network for mechanical fasteners which we manufacture in various standards such as ANSI, ISO, DIN, ASTM, SAE, JIS
  • Contact us to get a catalogue, client list and certificates
  • We are a manufacturer of hex bolts and nuts with an annual production capacity of 200,000 tonnes in different grades such as Hastelloy, Monel, Inconel, Titanium and Stainless Steel.
  • Special Price for steel fasteners Wholesalers, Importer, Stockholder and Stockist in Oman, Qatar and Eygpt
  • We manufacture black fasteners according to ISO 9001:2015 and PED standards
  • Our Steel Fasteners are widely used in Marine Industry, High pressure application and Construction industry

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