Duplex Screws and SAF 2205 Wood/ Machine Screw Manufacturer in India

Technical Details of Duplex Screw At a Glance
Ready Sizes	1-1/4 1-5/8 2-3/4 Up to 4 inch
Discount	5%
MTC	EN 10204 3.1/3.2
Delivery Time	Kenya - 10 days Oman - 8 days Germany - 15 dyas Morocco - 17 days
Thread class	6G 5 CSF 4G 8G 2G custom 3G 5 ONF 5 HF
Head Types	Pan Hex washer head Frearson Drive Flat Slotted hex washer Phillips Drive Slotted Drive Allen Drive Oval Truss Hex head Button head Combination Drive
End Types	Chamfer end Half point Sheared end 45 degree angle cut Semi-cone point Milled end Chisel point Gimlet point Cone point
Points	flat cup full dog and cone knurled cup half dog
Third Party Inspections	BVIS IRS IIB TUV SGS IBR DNV LLOYDS PDIL

SAF 2205 Machine Screw Manufacturer in India

Top 5 Uses of Duplex Self Tapping Screws

Theater and movie sets
Temporary structures
Concrete forms
Fireworks racks
Storm proofing

Table of Content

Duplex Screws Sizes & Standard
SAF 2205 Screw Specification Chart
Dimensional standard of Alloy 2205 Lag and Deck Screws
Types Of Duplex Hex Screw
Alloy 2205 Wood Screws Chemical Composition
UNS S31803 Concrete Screws Mechanical Properties
Equivalant Of 2205 SS Receptacle Screws

Duplex Screws Application
Alloy 2205 Hex Screw Dimension Chart
Testing Of UNS S31803 Concrete Screws
Characteristics Of Alloy 2205 Wood Screws
UNS S32205 Set Screws Weight Chart
Dimension Of Alloy 2205 Wood Screws
UNS S32205 Set Screws Torque Chart

Refer different thread types of Alloy 2205 Lag and Deck Screws

Duplex Screws Sizes & Standard

American standard

ASTM A276
ASTM A182

Duplex Screw sizes

Imperial screw: 1/4″ to 4″
Metric screw: M1.2 – M48

Custom size/ Cut to length

Mail us at info@namanpipe.com

Thread class

4G
Custom
5 CSF
Class 2A (Medium fit)
5 ONF
6G
2G
5 HF
Class 3A (Tight fit)
8G
Class 1A (Loose fit)
3G

Duplex 2205 screws head types

Hex head
Combination drive
Button head
Slotted drive
Oval
Hex / Socket / Allen drive
Pan
Phillips drive
Frearson drive
Socket cap head
Truss
Flat

View sizes and finishes of SAF 2205 Drywall and Wood Screws

SAF 2205 Screw Specification Chart

Duplex receptacle screws manufacturing method

Heat and surface treatment
Hot forging
Machining
Cold forging
Thread forming

Origin of material

Ukraine
USA
Japanese
Indian
Korean
Russian
European

Duplex 2205 set screws required testing & certificates

Rockwell / brinell Hardness test
Microstructure analysis
Tensile test
Impact testing
EN 10204 / 3.1, 3.2
Charpy V-notch test

Inventory delivery time

3-5 days

Delivery time (If not in Stock)

10-12 days

Need urgent delivery

Get Quick Quote & delivery by Air, mail us at info@namanpipe.com

Material grade

UNS S32205
Duplex 2205
UNS S31803

MTC

EN 10204 3.1 Manufacturer Test Certificate / PED 97/23/EC Certified

Manufacturing process

Cold finished
Hot finished

Annealing of 2205 duplex self tapping screws

1900°/1922°F
1040°/1080°C

Duplex 2205 hexagon screw temperature rating

600 °F

Duplex steel screws meet standards

DIN – Germany
AS3566 – Australia
ISO – America
ASME – USA

Material equivalents

EN X2CrNiMoN22-5-3
WNr 1.4462
JIS SUS 329J3L
BS 318S13
SS 2377

SAF 2205 self tapping screw thread types

BSW
UNC
BSF
UNF
METRIC

Uses & applications

Chemical processing
Oil & gas exploration
Marine environments
Pulp & paper digesters
Bridges
Transport & Storage

Value added services offer by Naman Pipe & Tubes

Expedited Services
Grooving
Cut Off & Chamfer
Tapping & Drilling
Milling
Cross Drilling
Factory Direct Shipments
Cut Threading

Alloy 2205 12-pt jack screw surface treatments

Electroplating
Yellow zinc plated
Oil
Cadmium
Black oxide
PTFE / Teflon
Clear zinc plated
Zinc nickel
Hot dip galvanized
Mechanical
Black finish
Nickel plated

22cr duplex self tapping screw end

Chamfer end
Chisel point
Gimlet point
Sheared end
45 degree angle cut
Milled end
Half point
Semi-cone point
Cone point

2205 Stainless Steel Self Tapping Screws are manufactured according to ASME B16.2.1 standard

Dimensional standard of Alloy 2205 Lag and Deck Screws

Testing methods

Fatigue test on H specimens
Hardness testing
Charpy impact tests
Head soundness test
Proof Load Test
Fatigue tests on screws
Carburization test
Decarburization test
Retempering test
Torsion test
Tensile test

DIN / ISO standard

DIN 916
DIN 85
DIN 84
DIN 912
DIN 960
DIN 961
DIN 931
DIN 933
DIN 7984

Support documents list with each delivery

Moisture testing reports
Third party n inspection report
Heat treatment chart
Fumigation certificates
Raw material certificates
Laboratory test certificate from govt approved lab
Surface roughness measurement
HS Code commercial invoice

Duplex screws manufacturer in India stocks in flat, knurled cup, full dog and cone point as per need

Types of Duplex Hex Screw

Duplex Screws

A276 Gr 2205 Machine Screws

Alloy 2205 Wood Screws

DIN 1.4462 Hex Screw

UNS S32205 Set Screws

RemoveRite Duplex Screws

UNS S31803 Concrete Screws

Duplex Stainless Steel Screws

2205 SS Receptacle Screws

Refer chemical and mechanical properties of Duplex SS 2205 Forged Shoulder Screw

Alloy 2205 Wood Screws Chemical Composition

S Sulfur 0.02 (maximum)		P Phosphorous 0.030 (maximum)
Fe Iron 63.54 (minimum)		Mn Manganese 2.00 (maximum)
Cr Chromium 21.0 (min) - 23.0 (max)		C Carbon 0.03 (maximum)
Ni Nickel 4.50 (min) - 6.50 (max)		Mo Molybdenum 2.50 (min) - 3.50 (max)

UNS S31803 Concrete Screws Mechanical Properties

S Sulfur 0.02(maximum)		P Phosphorous 0.030(maximum)
Fe Iron 63.72(minimum)		Mn Manganese 2.00(maximum)
Cr Chromium 22.0(min)-23.0(max)		C Carbon 0.03(maximum)
Ni Nickel 4.50(min)-6.50(max)		Mo Molybdenum 3.0(min)-3.50(max)

Duplex screws supplier in India provide various coating for marine environment

Equivalant of 2205 SS Receptacle Screws

Common Name	Grade	Related Specifications
		European	UNS	ASTM/ASME
SAF 2205 ®	2205/31803	1.4462	S31803/S32205	F51/F60

Duplex Screws Application

Attaching cleats/chocks so loads don’t shift
Concrete form work
Temporary structures
Trade show exhibits
Temporary deck screws
Foul-weather/storm proofing
Stage & movie sets
Firework display structures
Art installations

Alloy 2205 Hex Screw Dimension Chart

Phillips Driver Size	Nominal Size	Head Height (H)		Head Diameter (A)		Depth of Slot (T)		Width of Slot (J)		Dimension of Recess
Phillips Driver Size	Nominal Size	Max	Min	Max	Min	Max	Min	Max	Min	Diameter Max (M)	Diameter Min (M)	Depth Max (G)	Depth Min (G)	Width Min (N)
3	14	.170	.155	.457	.429	.106	.080	.075	.064	.265	.252	.142	.116	.034
2	7	.111	.099	.285	.264	.072	.055	.048	.039	.170	.157	.092	.066	.028
2	9	.128	.115	.334	.311	.082	.062	.054	.045	.186	.173	.110	.084	.030
2	8	.120	.107	.309	.287	.077	.058	.054	.045	.178	.165	.101	.075	.030
1	2	.069	.059	.162	.146	.048	.037	.031	.023	.114	.101	.064	.042	.018
2	10	.137	.123	.359	.334	.087	.065	.060	.050	.195	.182	.119	.093	.031

Testing of UNS S31803 Concrete Screws

Hardness Test
IGC Test
Positive Material Identification Test
Tensile Testing Machine

Characteristics of Alloy 2205 Wood Screws

Saves time and money by outperforming competitors.
Several times
Less harm, simple installation and removal
No slippage, secure bit, tight fit
The vivid orange head is easy to spot.
High strength and resistance to tiredness
Excellent toughness and ductility
Temperature limit for use: 570°F
Thermal expansion is low.

UNS S32205 Set Screws Weight Chart

Diameter in Length	2	5	50	3	4	100	8	30	10	80	12	6	14	25	20	90	35	16	70	40	45	55	60	65
M5			0.750			1.380	0.220	0.502	0.255	1.130	0.280	0.206	0.305	0.440	0.378	1.255	0.562	0.330	1.000	0.625	0.688	0.810	0.875
M10			3.360			5.850		2.360		4.860	1.460		1.560	2.110	1.860	5.350	2.610	1.660	4.400	2.860	3.110	3.610	3.860	4.130
M2		0.019		0.016	0.017		0.025		0.029		0.032	0.021	0.036		0.047			0.040
M2.5		0.033		0.027	0.030		0.042		0.048		0.054	0.036	0.060		0.078			0.066
M4			0.457				0.126	0.296	0.141	0.642	0.157	0.111	0.172	0.258	0.219	0.718	0.349	0.188	0.566	0.380	0.417	0.471	0.490
M8			2.060			3.650		1.420	0.785	3.010	0.849		0.913	1.260	1.100	3.330	1.580	0.977	2.700	1.740	1.890	2.210	2.390
M1.6	0.007	0.010		0.008	0.009		0.014		0.016		0.018	0.011	0.020					0.023
M3			0.254				0.069	0.166	0.078		0.087	0.060	0.096	0.144	0.122		0.188	0.104		0.210	0.232	0.276	0.298
M6			1.090			1.940	0.356	0.745	0.392	1.600	0.427		0.462	0.656	0.569	1.770	0.825	0.498	1.430	0.920	1.000	1.170	1.260

Dimension of Alloy 2205 Wood Screws

Phillips Driver Size	Nominal Size	Width of Slot (J)		Head Height (H)	Head Diameter (A)		Dimension of Recess					Depth of Slot (T)
Phillips Driver Size	Nominal Size	Max	Min	Ref	Max	Min	Dia. Max (M)	Dia. Min (M)	Depth Max (G)	Depth Min (G)	Width Min (N)	Max	Min
3	10	.060	.050	.116	.385	.340	.258	.245	.146	.123	.034	.053	.034
1	3	.035	.027	.059	.199	.141	.107	.094	.068	.052	.018	.027	.017
2	7	.048	.039	.091	.305	.268	.189	.176	.121	.098	.030	.041	.027
1	4	.039	.031	.067	.225	.195	.128	.115	.089	.073	.018	.030	.020
3	14	.075	.064	.153	.507	.452	.283	.270	.171	.148	.036	.070	.046
2	5	.043	.035	.075	.252	.220	.154	.141	.086	.063	.027	.034	.022
1	2	.031	.023	.051	.172	.147	.102	.089	.063	.047	.017	.023	.015
3	12	.067	.056	.132	.438	.389	.283	.270	.171	.148	.036	.060	.039
2	8	.054	.045	.100	.332	.292	.204	.191	.136	.113	.032	.045	.029
2	9	.054	.045	.108	.358	.316	.214	.201	.146	.123	.033	.049	.032
2	6	.048	.039	.083	.279	.244	.174	.161	.106	.083	.029	.038	.024
3	16	.075	.064	.164	.544	.485	.303	.290	.191	.168	.039	.075	.049

UNS S32205 Set Screws Torque Chart

Nominal Diameter in Inch	Torque ft-lb (Dry)	Threads (in)	Torque ft-lb (Lubricated)
5/16	13.2	18	10.0
	14.7	24	11.0
1/4	6.5	20	4.8
	7.4	28	5.5
1-1/4	853	7	639
	944	12	708
3/8	23.5	16	17.7
	26.6	24	19.9
1/2	57.4	13	43.0
	64.7	20	48.5
7/16	37.6	16	28.2
	42.0	24	31.5
5/8	114.2	11	85.7
	129.3	18	97.0
9/16	82.7	12	62.1
	92.3	18	69.2
7/8	326	9	245
	361	14	270
3/4	203	10	152
	226	16	170
1	490	8	368
	549	14	412
1-1/2	1484	6	639
	1669	12	1252