Super Duplex 32750 Bolt

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S32750 Super Duplex U Bolt, Super Duplex S32750 Hex Head Bolt, Grade UNS S32750 Eye Bolt, ASTM A479 Super Duplex S32750 Stud Bolt, DIN 1.4410 Allen Bolt, ASME SA479 Super Duplex S32750 Hex Bolt, S32750 Super Duplex Anchor Bolt, UNS S32750 Flange Head Bolt.

What is meant by Super Duplex steel S32750 Bolt?

Like grade 304 or 316, the Super Duplex UNS S32750 Bolts are austenitic stainless steel of the duplex class and include 50% austenite crystals in their microstructure. This grade contains nitrogen, molybdenum, and chromium, all of which provide good resistance to stress corrosion cracking, pitting, and crevice corrosion.

They may burst under pressure if compressive pressure is applied to high-tensile alloys. This type of failure is known as stress-related reinforcement corrosion or SCC. Because they are frequently highly ductile, materials containing austenite in their composition, such as stainless steel grades 304 or 316, are susceptible to SCC.

Properties of Super Duplex S32750 Bolts:

  • It is possible to link S32750 Super Duplex Bolts to one another or other materials using flux-cored arc soldering, gas metal arc soldering, plasma spray brazing, flux-reinforced wire, or submerged arc welding because of its high weldability. To avoid condensation on cold metal, Grade S32750 Super Duplex Hex Bolts do not require preheating.  
  • Square S32750 super duplex bolts cannot withstand temperatures exceeding 300°C. Each bolt has a unique set of characteristics and uses.   
  • Due to their inherent resistance to corrosion and environmental damage, bolts are frequently employed in marine and ocean equipment. Bolts are used in industrial machinery such as heat exchangers with high temperatures.   
  • ASTM A479 Super Duplex S32750 Hex Nuts that have become embrittled may only be repaired by a complete solution annealing process, which is practically never utilized beyond 300 degrees Celsius.   
  • Industries heat these Super Duplex S32760 Stud Bolts to between 1020 and 1100 degrees Celsius for solution treatment (annealing), which does not harden the material by thermal processing but does make it more durable.   
  • The strength of Type 304 austenitic stainless steel is roughly double that of Super Duplex S32750 T-Bolts.  

About Super Duplex 32750 Bolt

Characteristics of super duplex steel S32750 Bolts:

  • The standard specification of Grade S32750 Threaded Rod is IS, UN, ASTM, DIN, ISO, JIS, ANSI, GB, ASME, etc.
  • The length of these bolts varies from 3mm to 200mm.

Testing of super duplex steel S32750 Bolts:

Numerous tests are performed on DIN 1.4410 Half Threaded bolts, including chemical tests, mechanical tests, toughness tests, ductility tests, and tests for positive materials. Other tests include chemical analysis, destructive/non-destructive tests, micro/macro tests, wedge tensile strength tests, radiographic tests, ultrasonic tests, flaring tests, and intergranular corrosion tests. 

Applications of super duplex steel S32750 Bolts:

Due to its outstanding corrosion resistance and superior strength, Super Duplex S32760 T-Nuts are used in various applications. They are used in applications related to the chemical, nuclear, and thermal power sectors, offshore petroleum filling equipment, heat exchangers, firefighting systems, absorber towers, and engineering and structural systems.

Specification Of Super Duplex 32750 Bolt

SpecificationsASTM A479, A182 / ASME SA479, SA182 and DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards
SizeM3 - M100 | 3/6″ - 4″ | Custom Sizes
Length3 mm - 200 mm | Custom Sizes
DimensionsDIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Threads ConfigurationASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads and UNF, BSW, BSF, METRIC, UNC, or as required
FormHex, Threading, Square, Round as per Gauge Etc.
HeadHex, Square, Round, Hex flange, Flat, T-head & Triangular etc.
Neck typeHex, Square, Triangular, Oval & Knurled etc.
Manufacturing ProcessPassivation /plain, Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing.
Surface CoatingBlack Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request
PackingIN BULK: carton, pallet, Small Boxes or customer request
Test CertificateAs per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
CertificationDual Certified As per ASTM & ASME Codes
Delivery timeRegular product : 7-15 days, Custom product : 2-4 weeks

Equivalent Grades Super Duplex 32750 Bolt

Super Duplex S327501.4410S32750

Chemical Composition Super Duplex 32750 Bolt

Super Duplex S327500.030 max1.20 max0.80 max0.035 max0.020 max24.00 – 26.003.00 – 5.006.00 – 8.000.24 – 0.3258.095 min

Mechanical Properties Super Duplex 32750 Bolt

Density (g/cm 3)Density (lb/in 3)Melting Point (°C)Melting Point (°F)

Dimensions Of Super Duplex 32750 Bolt

Super Duplex Steel Bolts Dimensions Chart :

Nominal Size
or Basic

Full-Size Body
Width Across Flats,
Width Across
Corners, G
Head Height, H BasicRadius of
Fillet, R
Nominal Thread
Length for Bolt
MaxMinMaxMin6 in. and
6 in.
7⁄80.8750.8950.8521 5⁄161.3121.2691.5161.44737⁄640.6040.5310.060.0222.25
111.0220.9761 1⁄21.51.451.7321.65343⁄640.70.5910.
1 1⁄81.1251.1491.0981 11⁄161.6881.6311.9491.8593⁄40.780.6580.
1 1⁄41.251.2771.2231 7⁄81.8751.8122.1652.06627⁄320.8760.7490.090.032.753
1 3⁄81.3751.4041.3452 1⁄162.0621.9942.3822.27329⁄320.940.810.090.0333.25
1 1⁄21.51.5311.472 1⁄42.252.1752.5982.4811.0360.9020.
1 5⁄81.6251.6581.5912 7⁄162.4382.3562.8152.6161 3⁄321.1160.9780.
1 3⁄41.751.7851.7162 5⁄82.6252.5383.0312.8931 5⁄321.1961.0540.120.043.754
1 7⁄81.8751.9121.8392 13⁄162.8122.7193.2483.0991 1⁄41.2761.130.120.0444.25
222.0391.964332.93.4643.3061 11⁄321.3881.1750.
2 1⁄42.252.3052.2143 3⁄83.3753.2623.8973.7191 1⁄21.5481.3270.190.064.755
2 1⁄22.52.5592.4613 3⁄43.753.6254.334.1331 21⁄321.7081.4790.
2 3⁄42.752.8272.7114 1⁄84.1253.9884.7634.5461 13⁄161.8691.6320.190.065.756
333.0812.9614 1⁄24.54.355.1964.95922.061.8150.
3 1⁄43.253.3353.214 7⁄84.8754.7125.6295.3722 3⁄162.2511.9360.190.066.757
3 1⁄23.53.5893.4615 1⁄45.255.0756.0625.7862 5⁄162.382.0570.
3 3⁄43.753.8583.7265 5⁄85.6255.4376.4956.1982 1⁄22.5722.2410.190.067.758
444.1113.975665.86.9286.6122 11⁄162.7642.4240.

Different Types Of Super Duplex 32750 Bolt

Different Types Of Bolts

Application of Super Duplex 32750 Bolt

Testing of Super Duplex 32750 Bolt

Packing of Super Duplex 32750 Bolt

Destination Of Super Duplex 32750 Bolt

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