Stainless Steel 347 Hex Bolts

Manufacturer of ASTM UNS S34700 Hex Head Bolt in India

Nitron Alloys Overseas has proved our excellence over the years by providing an excellent range of products at affordable rates. Our customers have praised us several times for the quality and performance of our products. Stainless Steel 347 / 347H Hex Bolt is one of such products. We provide them with excellent features such as dimensional accuracy, sturdy construction, excellent finishing, and attractive appearance. They are offered in both standard and custom-made designs under globally accepted specifications as per the demand of the customers.


Stainless Steel 347 / 347H Hex Bolt made at the excellent production plant of the Nitron Alloys Overseas has excellent characteristics such as good corrosion and oxidation resistance. The material grade that is Stainless Steel 347 and Stainless Steel 347H are the same grades with different carbon content. The Stainless-Steel grade 347H offer improved creep resistance with an increased carbon percentage in it. These Hex Bolts have austenitic structure the same as its material with a significant amount of columbium. It makes our Hex Bolts able to resist intergranular corrosion in chromium carbide precipitation range of temperature (i.e., 800 – 1500°F). These Hex Bolts are also suitable for low-temperature applications as a result of the excellent toughness they offer.


The fabrication of Stainless Steel 347 / 347H Hex Bolt is easy with the high machinability of its material, which we procure from well-known suppliers after ensuring its high quality. We are well equipped with modern types of machinery, highly skilled workforce, and genius as well as adroit engineers. They, when working together, develop the exact products as per the requirements of customers. Our Stainless Steel 347 / 347H Hex Bolts are made best in all aspects, whether mechanical and physical abilities, appearance, or performance. To ensure this, we inspect them under the most robust quality parameters during the process of manufacturing.


We strictly work according to the schedules. Delivering Stainless Steel 347 / 347H Hex Bolt to the customer before deadlines safely is easy for us as we have an excellent network of distributors spread across the world. We follow high work ethics and serve our customers in every situation.


Specification of Stainless Steel 347 / 347H Hex Bolts

Spec bag
Spec Hex Bolts

Specifications:ASTM A193 / ASME SA193, ASTM F593

Standard: DIN, ASTM, BS and all International Standards

Length: 3 mm to 200 mm

Hex Bolt Size: M3 - M56 | 3/6" to 2" | Custom Sizes

Heat Treatment: Annealing, Stress Relieving, Case Hardening, Quenching and Tempering.

Types of Stainless Steel 347 / 347H Hex Bolts

Stainless Steel 347 / 347H Hex Head Bolts

Stainless Steel 347 / 347H Hex Bolt Hex Bolt

Stainless Steel 347 / 347H Heavy Hex Bolts

Stainless Steel 347 / 347H Hex BoltHeavy Hex Bolt

Equivalent Grades for Stainless Steel 347 / 347H Hex Bolts

STANDARD WERKSTOFF NR. UNS JIS GOST EN
SS 347 1.4550 S34700 SUS 347 08Ch18N12B X6CrNiNb18-10
SS 347H 1.4961 S34709 SUS 347H - X6CrNiNb18-12

Stainless Steel 347 / 347H Hex Bolts Chemical Composition

Grade C Mn Si P S Cr Cb Ni Fe
SS 347 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 20.00 10xC – 1.10 9.00 - 13.00 62.74 min
SS 347H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 19.00 8xC – 1.10 9.0 -13.0 63.72 min

Mechanical Properties of Stainless Steel 347 / 347H Hex Bolts

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1454 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %