Tu 14-3-379-75. Manometric tubes of dispersion-hardening alloys 36NKhTU (EI-702)
Technical characteristics
Precision alloy with specified elasticity properties Contains 43.61 - 48.8% iron. Used for elastic sensitive elements working at temperature up to +250°C. Material hardness HB 10 -1 = 330 - 350 MPa
Percentage composition
| Fe | C | Si | Mn | Ni | S | P | Cr | Ti | Al |
| basis | ≤ 0.05 | 0.3 - 0.7 | 0.8 - 1.2 | 35 - 37 | ≤ 0.02 | ≤ 0.02 | 11.5 - 13 | 2.7 - 3.2 | 0.9 - 1.2 |
This is a corrosion resistant alloy. It is heat-resistant and has considerable resistance to stress at high temperatures.
Mechanical properties
| Range | s in | sT | d5 | KCU | Heat treatment |
| - | MPa | MPa | % | kJ/m2 | - |
| 1150-1250 | 800-1000 | 15 | Hardening 950 °C, oil, Aging 675 °C, 4 hours | ||
| Wire | 1180-1570 |
sT - ultimate strength
sT - limit of proportionality (yield strength for permanent deformation)
d5 - Tensile elongation at break.
HB - Brinell hardness
E - Modulus of elasticity of the first kind
KCU - Impact toughness
Supplier
The supplier Evek GmbH offers to buy elinvar precision alloys, manometric tubes made of the dispersion-hardening alloy elinvar at the price that is the most optimal in this segment of rolled products. We offer to buy precision alloys, manometric tubes of dispersion-hardening alloy elinvar from specialized warehouses of the company Evek GmbH with delivery in any city. Full compliance with modern quality standards.
Buy, bargain price
Supplier offers precision alloys, manometric tubes of dispersion-hardening alloy elinvar, price - due to technological features of production without including additional costs. On the website of Evek GmbH information about the latest arrivals of products is placed. The price is optimal from the supplier.
