30khn3a - 31nicr14 - 1.5755 pipe, round, rod
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| 30ХН3А | ~1.5755 | ~31NiCr14 | Delivery from the stock, in stock |
To by pipe, rod, round, made of stainless steel grades 30KHN3A, 31NiСr14 (1.5755), the company offers Electrocentury-steel. The supplier guarantees the best price on products by the manufacturer, ensures prompt delivery of rent at any address specified by the consumer.
Chemical composition
Chromium-Nickel structural steel 30KHN3A produced in Russia and the CIS standards GOST 4543. The chemical composition was the following:
| Item | Carbon | Silicon | Manganese | Chrome | Nickel |
|---|---|---|---|---|---|
| The percentage of steel | 0,27 0,33… | 0,17…0,37 | 0,30…0,60 | 0,60…0,90 | 2,75 3,15… |
Metallurgical impurities in steel are sulfur and phosphorus, the percentage of which is limited to a level not higher than 0.03%.
The European analogue of the considered steel is the steel grade 31NiСr14 (1.5755). It is produced in accordance with the standards of AISI and DIN А518 S50, characterized by the following composition:
| Item | Carbon | Silicon | Manganese | Chrome | Nickel |
|---|---|---|---|---|---|
| The percentage of steel | To 0.31 | To 0.25 | To 0.60 | To 0.75 | To 3.50 |
The company Electrocentury-steel offers to buy at an economical price from manufacturer of pipe and bulk products (bar, wheel), alloy structural steel 30KHN3A and 31NiСr14 (1.5755) containing higher percentage of Nickel and chromium. Supplier guarantees performance of the range of supplies and operational transport of hire to the point specified by the user.
Properties and applications
Medium carbon alloy steel grades 30KHN3A and 31NiСr14 (1.5755) used for making shafts, gears, housings, couplings and other articles of General machine-building purpose, the operation of which occurs at high specific loads. Steel successfully subjected to all types of heat treatment, hot forming of forgings are possible in the range of forging temperatures of 850…10500 C.
After quenching and tempering the steel has the following mechanical characteristics:
- Tensile strength, MPa — 1000;
- Yield strength, MPa -800;
- Elongation % — 9;
- The relative narrowing, % — 50;
- Impact strength, kJ/m2 — 800;
- Elastic modulus, GPA 210.
Buy on price from the producer circle, rod, tube which are made of medium carbon alloy structural steel grades 30KHN3A and 31NiСr14 (1.5755) the company offers Electrocentury-steel. Supplier strictly enforced assortment supply rental, provided the delivery of goods to the point specified by the customer.
