offer high quality Alloy 20 Stainless Steel Bolts, Nuts, Studs at Lowest price in China
carries a complete line of UNS N08020 Threaded Rod , Hex Bolts and Washers suppliers in mumbai, China
The primary reason for the development of carpenter 20 was for resistance to acidic solutions. In particular, austenitic stainless steels have a troubled history with acids like sulfuric acid, as they easily corrode these alloys. Unlike grade 304, or even stainless steel 316, Alloy 20 Stainless Steel Bolts exhibit superior resilience against sulfuric acid across several concentrations.
The higher contents of nickel and chromium aid in the corrosion resistance properties of the alloy. Along with these base elements, manufacturers of the WERKSTOFF NR. 2.4660 Studs include substantial amounts of copper and molybdenum which also improves its resistance to both pitting and chlorine solutions. These two properties are at an elevated level when the UNS N08020 Threaded Rod is compared to grade 304 stainless steel. Yet, in comparison to grade 316, carpenter 20 has been known to demonstrate properties to a similar degree.
In addition to excellent mechanical properties and fabricability, the Carpenter 20 Nuts are subject to minimal carbide precipitation during operations like welding, due to a lowered content of carbon and inclusion of niobium, as a stabilizing element in its alloy. Regarded as a superalloy by manufacturers and suppliers, the Alloy 20 Fasteners has excellent resistance to general corrosion and crevice corrosion, especially in environments that may contain chemicals like chlorides and sulfuric acid, phosphoric acid, and nitric acid.

Alloy 20 Fasteners

Alloy 20 Stainless Steel Bolts

UNS N08020 Screws
Table of Content
Fasteners Material Specification | ASTM / ASME SB 472, UNS 8020 Bolts |
---|---|
Standard | DIN, UNI, ISO, JIS, GB, IS, BS, ASME, ANSI, ASTM and all International Standards |
Fasteners/ Bolts Size | M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30, M36 to M160 |
Length | 3 mm to 200 mm |
Bolts, Studs Threads: | METRIC, BSW, BSF, UNC, UNF or as required |
Fasteners Standard: | ANSI – American National Standards Institute
DIN: DIN 931, DIN 933, DIN 934, DIN 970 UTS – Unified Thread Standard : UNC, UNF, UNEF, UNS, NPT, NPTF ISO – International Organization for Standardization : ISO 4032, ISO 4033, JIS standards |
Source of raw materials | Tata Steel, JSPL, RINL, Usha Martin, Dhamm Steel, Mukund Steel etc. |
SCOPE OF MANUFACTURE |
|
Fasteners In Form of: | Hex, Square, Round, Threading as per Gauge Etc. |
Head drive: | Phillips, Slotted, Phillips/Slot, Six-Lobe, etc |
bolting Test Certificate: | Manufacturer Test Certificate as per EN 10204 / 3.1 |
Fasteners 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 |
Production process | M2-M24: Cold Froging, hot forging M24-M100, machining and CNC for Customized connecting element |
bolting materials Surface Coating: |
All surface finishes offered including Geomet & PTFE, Galvanised, Zinc, Electroless Nickel, Sherardized, Dacromet |
Popular Types of Bolts | Hex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Counter sunk Bolts etc. |
Popular Types of Nut | Hex Head Nut, Eye Nut, Dome Nut, Wing Nut, T Nut, Panel Nut, Lock Nut, Coupling Nut, Square Nut, Acorn Nut etc. |
Popular Types of Screw | Hex Head Cap Screws, Socket Set Screws, Anchor Screws, Blind Rivet, Socket Head Screws, Concrete Screws, Shoulder Screws, Panel Screws, Threaded Screws, Machine Screws etc. |
Popular Types of Washer | Machine Washers, Flat Washer, Star Washers, Sealing Washer, Lock Washer, Split Washer etc. |
Fasteners Packing: | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
Incoloy 20 fasteners, Alloy 20 Threaded Rod suppliers in China. ready stock of Alloy 20 metric screws, nuts at best Price in China.
Alloy 20 UNS N08020 2.4660 Alloy 20 stud bolt c/w 2 heavy hex nut | US $15.60-$18.00 / Pieces |
Cheap alloy 20 hex bolt and nut | US $0.04-$0.60 / Piece |
Alloy 20 hex bolt and nut | US $0.01-$0.50 / Piece |
Alloy 20 / 2.4660/ N08020 HEX CAP SCREW / BOLT | US $0.10-$100.00 / Piece |
Din975 High quality M8 Alloy 20 bolt price per piece | US $0.50-$2.00 / Piece |
High quality Alloy 20 price stud bolts with hex nut | US $0.01-$2.00 / Piece |
High quality M8 Alloy 20 bolt price per piece | US $0.50-$2.00 / Piece |
Alloy 20 UNS N08020 2.4660 Alloy 20 12 Point Flange Bolt | US $3.20-$3.50 / Pieces |
China supplier best price Iso 4017 Alloy 20 Hex Bolt And Nut | US $0.05-$1.00 / Piece |
Alloy 20 UNS N08020 DIN/EN 2.4660 12 point bolt flange shoulder bolt U bolt eye bolt | US $10.50-$12.00 / Pieces |
M8~M72 Alloy 20 alloy steel bolt price per piece | US $0.20-$2.00 / Piece |
Alloy 20 cotter pin bolt manufacturer | US $0.10-$5.00 / Piece |
Din975 High quality M8 Alloy Incoloy Alloy 20 bolt price per piece | US $0.50-$2.00 / Piece |
UNS N08020 Alloy 20 2.4660 Alloy 20 Big NUT Heavy hex Nut | US $14.80-$15.60 / Pieces |
ALLOY 20 / 2.4660 / UNS N08020 hex nut 3/8-16 5/16-18 | US $0.20-$0.50 / Pieces |
Please note this is an approx Cost of Alloy 20 Fasteners in China. For final Alloy 20 Hex Bolts price list please mail us.

Alloy 20 Nuts & Washers

Alloy 20 Rings

Alloy 20 Springs

Alloy 20 Hex Head Bolts

Alloy 20 Nuts and Bolts

Alloy 20 Bolts and Nuts

Alloy 20 Exhaust Bolts

Alloy 20 Hex Bolts

Alloy 20 Anchor Bolt

Alloy 20 Square U Bolts

Alloy 20 Carriage Bolts

Alloy 20 Countersunk Bolts

Alloy 20 Stud Bolts

Alloy 20 M10 Bolts

Alloy 20 U Bolts

Alloy 20 Lag Bolts

Alloy 20 Threaded Rod

Alloy 20 Threaded Inserts

Alloy 20 Threaded Stud

Double End Threaded Rod

Alloy 20 Flat Head Screws

Alloy 20 Machine Screws

Alloy 20 Self Tapping Screws

Alloy 20 Self Drilling Screw

Alloy 20 Nord Lock Washers

Alloy 20 Hex Nuts

Alloy 20 Barrel Nuts

Alloy 20 Wheel Nuts

Alloy 20 Washers

Alloy 20 Flat Washers

Alloy 20 Belleville Washers

Alloy 20 Spring Washers

Alloy 20 Dowel Pins

Alloy 20 Spring Pin

Alloy 20 Studs

Alloy 20 Exhaust Studs

Alloy 20 Socket Head Cap Screws

Alloy 20 Set Screws

Alloy 20 Cap Screws

Alloy 20 Hex Cap Screws
we are professional Alloy 20 Fasteners suppliers in Shenzhen, China, get free quote from Alloy 20 Hex Bolts & Socket Head Cap Screw manufacturers in China
Screws Type
|
SIZE
|
GRADE
|
ASME
|
ISO
|
ASTM
|
---|---|---|---|---|---|
Socket Head Cap Screws
|
M1.6 to M64
|
12.9
|
B18.3.1 M
|
4762
|
A574M
|
Socket Low Head Cap Screws
|
M4 to M20
|
10.9
|
|
|
|
Socket Head Shoulder Screws
|
M6 to M24
|
012.9
|
B18.3.3M
|
|
|
Countersunk Socket Head Screws
|
M3 to M20
|
012.9
|
B18.3.5M
|
10642
|
F835M
|
Button Head Socket Screws
|
M3 to M12
|
012.9
|
B18.3.4M
|
7380
|
F835M
|
Flange Button Head Socket Screws
|
M3 to M10
|
012.9
|
|
|
F835M
|
Knurled Point Socket Set Screws
|
M3 to M20
|
45H
|
B18.3.6M
|
4029
|
F912M
|
Flat Point Socket Set Screws
|
M6 to M12
|
45H
|
B18.3.6M
|
4026
|
F912M
|
Dog Point Socket Set Screws
|
M3 to M20
|
45H
|
B18.3.6M
|
4028
|
F912M
|
Cone Point Socket Set Screws
|
M3 to M12
|
45H
|
B18.3.6M
|
4027
|
F912M
|
Plain Point Socket Set Screws
|
M3 to M20
|
45H
|
B18.3.6M
|
4029
|
F912M
|
Taper Pressure Plug
|
M8 to M22
|
–
|
|
|
|
Alloy 20 Bolt Type
|
SIZE
|
PROPERTY CLASS
|
TENSILE STRENGTH
|
STANDARD
|
---|---|---|---|---|
Alloy 20 Hex Head Bolt / Screws
|
M4 to M80
|
10.9
|
1040N / mm2 min
|
ISO 4017 (Full Thread)
ISO 4014 (Half Thread) |
Nuts Type
|
SIZE
|
PROPERTY CLASS
|
STANDARD
|
---|---|---|---|
Hex Nut
|
M6 to M42
|
10
|
ISO 4032
|
Nylock Nut
|
M6 to M20 (Gr.8)
M10 to M24 (Gr.10) |
8 & `10
|
DIN 982
|
Nylock Nut
|
M6 to M20 (Gr.8)
M10 to M24 (Gr.10) |
8 & 10
|
DIN 985
|
Hex Weld Nut
|
M6 to M12
|
8
|
DIN 929
|
Alloy 20 Washers Type
|
SIZE
|
HARDNESS
|
STANDARD
|
---|---|---|---|
Square Section Spring Washer
|
3mm to 39mm
|
HV (430 to 530)
|
DIN 7980
|
Flat Section Spring Washer
|
3mm to 39mm
|
HV (430 to 530)
|
DIN 127 B
|
Hardened Washer
|
12mm to 30mm
|
HV (300 to 370)
|
IS 2016
|
Hardened Steel Washer
|
12mm to 56mm
|
Rockwell 26 to 45 (HDG)
Rockwell 38 to 45 (Coated) |
ASTM F436M
|
Metric
|
Closest Inch
|
---|---|
M1.4-0.3
|
0-80 (Larger)
|
M2-0.4
|
1-64 (Smaller)
|
M2.5-0.45
|
3-56 (Larger)
|
M3-0.5
|
4-48 (Smaller)
|
M3.5-0.6
|
6-40 (Same)
|
M4-0.7
|
8-36 (Larger)
|
M5-0.8
|
10-32 (Smaller)
|
M6-1.0
|
1/4-28 (Larger)
|
M7-1.0
|
1/4-28 (Smaller)
|
M8-1.25
|
5/16-18 (Smaller)
|
M10-1.5
|
3/8-16 (Smaller)
|
M12-1.75
|
1/2-13 (Larger)
|
M14-2.0
|
9/16-12 (Larger)
|
M16-2.0
|
5/8-11 (Smaller)
|
M18-2.5
|
3/4-10 (Larger)
|
M20-2.5
|
3/4-10 (Smaller)
|
M22-2.5
|
7/8-9 (Larger)
|
M24-3.0
|
1-8 (Larger)
|
M30-3.5
|
1 1/8-7 (Smaller)
|
M36-4.0
|
1 3/8-6 (Smaller)
|
No.
|
Description
|
---|---|
DIN 84
|
Slotted Cheese Head Machine Screws
|
DIN 85
|
Slotted Pan Head Machine Screws
|
DIN 94
|
Cotter Pin
|
DIN 125A
|
Flat Washer (without Chamfer)
|
DIN 125B
|
Flat Washer (with Chamfer)
|
DIN 127B
|
Split Lock Washer
|
DIN 137B
|
Spring Wave Washer
|
DIN 315
|
Wing Nut
|
DIN 439B
|
Machine Screws Hex Nut, Finished Hex Jam Nut
|
DIN 911
|
Long Arm Hex Key
|
DIN 912
|
Hex Socket Head Cap Screws
|
DIN 916
|
Hex Socket Set Screws
|
DIN 931
|
Hex Head Cap Screws Partially Threaded
|
DIN 933
|
Hex Head Cap Screws Fully Threaded
|
DIN 934
|
Finished Hex Nut
|
DIN 939
|
Double End Stud
|
DIN 960
|
Hex Head Cap Screws Partially Threaded
|
DIN 961
|
Hex Head Cap Screws Fully Threaded
|
DIN 963
|
Slotted Flat Head Machine Screws
|
DIN 964
|
Slotted Oval Head Machine Screws
|
DIN 965
|
Phillips Flat Head Machine Screws
|
DIN 966
|
Phillips Oval Head Machine Screws
|
DIN 975
|
Threaded Rod
|
DIN 980V
|
Hex Steel Prevailing Torque Lock Nut
|
DIN 985
|
Hex Nylon Insert Lock Nut
|
DIN 6334
|
Rod Coupling Nut
|
DIN 6797A
|
External Tooth Lock Washer
|
DIN 6797J
|
Internal Tooth Lock Washer
|
DIN 6912
|
Hex Low Socket Head Cap Screws
|
DIN 6921
|
Hex Flange Head Screws
|
DIN 6923
|
Hex Flange Nut
|
ISO 7379
|
Hex Socket Head Shoulder Screws
|
ISO 7380
|
Hex Button Socket Head Cap Screws
|
DIN 7985
|
Phillips Pan Head Machine Screws
|
DIN 7991
|
Hex Flat Socket Head Cap Screws
|
ASME B18.1.1 | Small Solid Rivets | ASME B18.8.1 | Clevis Pins and Cotter Pins |
---|---|---|---|
ASME B18.1.2 | Large Rivets | ASME B18.8.2 | Taper Pins, Dowel Pins, Straight Pins, Grooved Pins and Spring Pins |
ASME B18.2.1 | Square and Hex Bolts and Screws | ASME B18.9 | Plow Bolts |
ASME B18.2.2 | Square and Hex Nuts | ASME B18.10 | Track Bolts and Nuts |
ASME B18.2.6 | Fasteners for use in Structural Applications | ASME B18.11 | Miniature Screws |
ASME B18.3 | Socket Cap, Shoulder and Set Screws | ASME B18.13 | Screws and Washer Assemblies (Sems) |
ASME B18.5 | Round Head Bolts | ASME B18.15 | Forged Eyebolts |
ASME B18.6.2 | Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws | ASME B18.17 | Wing Nuts, Thumb Screws and Wing Screws |
ASME B18.6.3 | Machine Screws and Machine Screws Nuts | ASME B18.21.1 | Lock Washers |
ASME B18.6.4 | Thread Forming and Thread Cutting Tapping Screws and Metallic Drive Screws | ASME B18.22.1 | Plain Washers |
ASME B18.7 | General Purpose Semi- Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps | ASME B18.23.1 | Beveled Washers |
We are Alloy 20 Fasteners suppliers in China offer these Alloy 20 Stainless Steel Bolts in DIN, ISO, JIS or ANSI standard.itch boots.
Grade
|
C
|
Mn
|
Si
|
Cu
|
S
|
Fe
|
Mo
|
Ni
|
Cr
|
---|---|---|---|---|---|---|---|---|---|
Alloy 20
|
0.02 max
|
1.0-2.0
|
0.7 max
|
3.0-4.0
|
0.005 max
|
bal
|
2.0-3.0
|
32 – 38
|
19 – 21
|
Density
|
Melting Point
|
Tensile Strength
|
Yield Strength (0.2%Offset)
|
Elongation
|
---|---|---|---|---|
8.1 g/cm3
|
1443 °C (2430 °F)
|
Psi – 80000 , MPa – 551
|
Psi – 35000 , MPa – 241
|
30 %
|
STANDARD
|
WERKSTOFF NR.
|
UNS
|
AFNOR
|
EN
|
---|---|---|---|---|
Alloy 20
|
2.4660
|
N08020
|
Z2NCUD31-20AZ
|
NiCr20CuMo
|
- ISO 4762 Weight Chart (Hexagon Socket Head Cap Screw)
- ISO 4014 Weight Chart (Hexagon Head Bolt And Screw)
- ISO 4032 Weight Chart (Hexagon Nut)
- ISO 7089 Weight Chart (Plain Washer)
- DIN 976 B Specification (Stud And Stud Bolt)
- DIN 938 Stud Dimensions (Stud And Stud Bolt)
- ISO 14583 Weight (Thread Forming Screw)
- ISO 10642 Weight (Countersunk Screw)