30xn3a - 31nicr14 - 1.5755 pipe, round, bar
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| 30ХН3А | 1.5755 | 31NiCr14 | Delivery from the stock, in stock |
Evek GmbH offers to buy pipes, rods, circles made of 30XH3A, 31NiCr14 (1.5755) alloyed steel grades. The supplier guarantees a favorable price on products from its manufacturer, provides prompt delivery of rolled products to any address specified by the consumer.
Chemical composition
30CrNi3A constructional chromium-nickel steel is produced in CIS countries according to GOST 4543 standards. The chemical composition of steel is as follows:
| Element | Carbon | Silicon | Manganese | Chrome | Nickel |
|---|---|---|---|---|---|
| Percent in steel | 0,27…0,33 | 0,17…0,37 | 0,30…0,60 | 0,60…0,90 | 2,75…3,15 |
Of the metallurgical impurities in the steel are sulfur and phosphorus, whose percentage is limited to a level no higher than 0.03%.
The European analogue of the steel in question is steel 31NiCr14 (1.5755). It is produced in accordance with AISI A518 and DIN C50, characterized by the following chemical composition:
| Element | Carbon | Silicon | Manganese | Chrome | Nickel |
|---|---|---|---|---|---|
| Percent in steel | Up to 0.31 | Up to 0.25 | Up to 0.60 | Up to 0.75 | Up to 3.50 |
Company Evek GmbH offers to buy at economically advantageous price from the manufacturer pipe and volume rolled products (bars, circles) from alloy construction steel 30XH3A and 31NiCr14 (1.5755), containing a high percentage of nickel and chromium. The supplier guarantees a wide range of supply and prompt delivery of rolled products to the location specified by the customer.
Properties and application
The medium-carbon steel grades 30XHN3A and 31NiCr14 (1.5755) are used for shafts, gears, clutch housings and other general machinery products under high specific loads. The steel is successfully subjected to all types of heat treatment. Hot forging of forgings is possible within the range of forging temperatures 850…10500 С.
After quenching and tempering the steel has the following physical and mechanical characteristics:
- Tensile strength, MPa — 1000;
- yield strength, MPa — 800;
- Relative elongation, % — 9;
- Relative narrowing, % — 50;
- Impact toughness, kJ/m2 — 800;
- Modulus of elasticity, HPa — 210.
Buy from the manufacturer price of round, bars, tubes, which are made of medium-carbon alloy construction steel grades 30KhN3A and 31NiSr14 (1.5755) offers the company Evek GmbH. The supplier provides strict compliance with the range of supplied rolled products, the delivery of products to the point specified by the customer is provided.