30khn2ma - 30CrNiMo8 - 1.6580 - aisi 4340 pipe, round, rod
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| 30хн2ма | ~~1.6580 | ~~~~~4340 | ~~30CrNiMo8 | Delivery from the stock, in stock |
The company Electrocentury-steel implements pipe, round, rod which are made of constructional alloy steels 30KHN2MA, 30CrNiMo8 (1.6580), AISI 4340. Operates a cost-effective price from the manufacturer of the rental. The supplier ensures the compliance of product delivery, and ensures timely delivery of products to the consumer.
Chemical composition
In Russia and the CIS alloy steel brand 30KHN2MA produced accordingly to the technical requirements of GOST 4543, and is characterized by the following composition:
| Item | Carbon | Silicon | Manganese | Chrome | Nickel | Molybdenum |
|---|---|---|---|---|---|---|
| The percentage of steel | 0,27 0,34… | 0,17…0,37 | 0,30…0,60 | 0,60…0,90 | 1,25 1,65… | 0,20…0,30 |
The number of non-metallic impurities — sulfur and phosphorus — may not exceed 0,025%.
The closest foreign analogues of steel 30KHN2MA are: grade 30CrNiMo8 (1.6580), which is produced in Europe according to the norms EN10269 (circle, bar), EN 10297−1 (pipes), as well as investment in the United States by standard ASTM A366 steel AISI 4340.
Their composition differs slightly from that given above. For example, steel 30CrNiMo8 contains the following elements:
| Item | Carbon | Silicon | Manganese | Chrome | Nickel | Molybdenum |
|---|---|---|---|---|---|---|
| The percentage of steel | 0,26 0,34… | To 0.40 | 0,50…0,80 | 1,80 2,20… | 1,80 2,20… | 0,30 0,50… |
To buy a round, rod, pipe, which are made of structural alloy steel grades 30KHN2MA, 30CrNiMo8 (1.6580), AISI 4340, the company offers Electrocentury-steel. The price is from the manufacturer. The provider ensures strict compliance with the range of supply to ensure timely transportation of products to the customer.
Properties and applications
Medium-carbon structural alloy steel grades under consideration has a good capacity for machining. Steel used for the manufacture of parts, operating conditions which require high strength and wear-resistance with adequate toughness of the core. Such details include the responsible gear, gears, shafts, etc.
Mechanical properties of bulk rolled steels the following:
- Tensile strength, MPa 1250…1450;
- The plastic limit, MPa — 750…900;
- Elongation, %, not less than 11…12;
- The relative narrowing, % — 45…50;
- Brinell hardness number, HB — not more than 248.
The company Electrocentury-steel offers to buy at a price from the manufacturer round, rod, pipe, structural alloy steels 30KHN2MA, 30CrNiMo8 (1.6580), AISI 4340. The provider ensures compliance with the assortment of supply and also ensures timely delivery of products to consumers.
