14MoV6-3 pipes – 1.7715 boiler tubes EN 10216-2
14MoV6-3 is a molybdenum-vanadium creep-resistant steel with good creep strength – for steam lines, superheaters and creep-resistant bolting. ROHRLINE supplies 14MoV6-3 pipes and tubes to EN 10216-2 with EN 10204 3.1 inspection certificates – worldwide.
Application & properties
14MoV6-3 is a molybdenum-vanadium creep-resistant steel with good creep strength – for steam lines, superheaters and creep-resistant bolting.
- Steam and live-steam lines
- Superheater tubes
- Creep-resistant studs and bolts
Tell us the medium, temperature and pressure – we will check the grade with you.
Chemical composition
Typical values in wt.-% per EN standard (heat analysis).
| Element | Content (%) |
|---|---|
| C | 0.10–0.15 |
| Si | 0.15–0.35 |
| Mn | 0.40–0.70 |
| Cr | 0.30–0.60 |
| Mo | 0.50–0.70 |
| V | 0.22–0.28 |
Mechanical properties
Typical values at room temperature per EN standard.
| Property | Value |
|---|---|
| Yield strength Rp0.2 | ≥ 320 MPa |
| Tensile strength Rm | 460–610 MPa |
| Elongation A | ≥ 20 % |
| Impact energy KV | ≥ 40 J |
Standards, equivalents & product forms
| Topic | Detail |
|---|---|
| Standards | EN 10216-2 |
| ASME/ASTM equivalent | no direct ASME counterpart |
| Material no. | 1.7715 |
| Short name / aka | Mo-V steel · creep-resistant |
We supply 14MoV6-3 as pipes, flanges and fittings – seamless, on request with an EN 10204 3.1 / 3.2 mill certificate.
Supply programme & machining
| Item | Details |
|---|---|
| Dimensions (pipe) | Programme range: outside Ø 10.2 to 2,032 mm · DN 6 to DN 2000 · all standard wall thicknesses; available sizes depend on grade and standard |
| As flange & fitting | DN 10 to DN 1200 · PN 6 to PN 400 · Class 150 to Class 2500 to ASME B16.5 (to NPS 24), above that ASME B16.47 to Class 900 |
| Lengths & cutting | Mill lengths, sawn fixed lengths and fitting pieces from 0.1 to 12 m – sawn and bevelled |
| Minimum quantity | From a single item – from one fitting piece to the complete piping system |
| Availability | Common grades and sizes available at short notice, special sizes procured per project |
| Lead time | Standard sizes usually 3–5 working days; the binding date is confirmed with the quote |
| Machining | Sawing and bevelling, roll grooving for grooved couplings, threading to EN 10226, drilling, facing, bending with special radii |
| Surface | Blasting Sa 2½, primer and top coat, powder coating in RAL shades, galvanising to EN ISO 1461, PE coating to DIN 30670 |
| Certificates | Mill certificate 2.2, inspection certificate 3.1 to EN 10204 (standard with machining), 3.2 with notified body on request |
| Testing | Non-destructive testing by ultrasound, eddy current and X-ray, pressure test report on request |
These figures describe our supply programme. Which size is actually available in this grade is clarified with your enquiry – you usually receive the quote the same day.
We clarify availability, price and inspection certificate with your enquiry.
Frequently asked questions about 14MoV6-3
What is 14MoV6-3 used for?
For creep-resistant steam lines, superheaters and creep-resistant bolting in power engineering.
Up to what temperature can 14MoV6-3 be used?
In continuous service up to approx. 565 °C.
Which dimensions and certificates does ROHRLINE supply for 14MoV6-3?
ROHRLINE supplies 14MoV6-3 in the following range: Programme range: outside Ø 10.2 to 2,032 mm · DN 6 to DN 2000 · all standard wall thicknesses; available sizes depend on grade and standard. Documentation: Mill certificate 2.2, inspection certificate 3.1 to EN 10204 (standard with machining), 3.2 with notified body on request. Delivery worldwide; the binding date is confirmed with the quotation.
Components in 14MoV6-3 pipes
We supply these ready-to-install parts in this grade – to your drawing, tested and documented.
Request 14MoV6-3?
Grade, standard, size, pressure rating and quantity are enough – on request with an EN 10204 3.1 / 3.2 mill certificate. Your quote usually the same day.
All data are typical values per the relevant EN standards for first orientation – without warranty. The applicable standard and the mill certificate of the delivery are decisive.