Round Bar & Forging For Oil & Gas Industry
Our Grade | Equivalent Standard |
---|---|
AISI 4130 NACE AISI 4140 Non-NACE AISI 4140 NACE AISI 4340 NACE AISI 8630 Mod NACE AISI 410 NACE 17-4 PH NACE Alloy K500 NACE Alloy 718 NACE |
AISI/SAE 4130 AISI/SAE 4140 AISI/SAE 4140 AISI/SAE 4340 AISI/SAE 8630 modified UNS S41000 UNS S17400 UNS N05500 UNS N07718 |
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AISI 4130 (NACE) / SAE 4130 (NACE) | ||||||||
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AISI 4140 / SAE 4140 (Non-NACE) | ||||||||
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AISI 4140 (NACE) / SAE 4140 (NACE) | ||||||||
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AISI 4340 (NACE) / SAE 4340 (NACE) | ||||||||
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AISI 8630 Mod (NACE) / SAE 8630 MOD (NACE) | ||||||||
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AISI 410 Stainless (NACE) | ||||||||
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17-4 PH (Stainless) (NACE) | ||||||||
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Alloy K500 (NACE) | ||||||||
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Alloy 718 (NACE) | ||||||||
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NITRIDING STEELS: CORRESPONDENCE OF DIFFERENT NORMS
UNI |
EU |
DIN |
AFNOR |
BS |
SAE |
GOST |
31CrMo12 31CrMoV12 34CrAlMo7 41CrAlMo7 |
31CrMo12
41CrAlMo7 |
31CrMo12 (1.8515) 31CrMoV9 (1.8519) 34CrAlMo5 (1.8507) 38CrAlMo7 (1.8509) |
30CD12
30CAD6.12 40CAD6.12 |
722M24
90SM31 90SM39 |
J24056 |
38ChMJuA |
-- |
-- |
15CrMoV5.9 1.8521 34CrAlNi7 1.8550 |
-- |
-- |
-- |
-- |
CHEMICAL ANALYSIS % ON THE PRODUCT
Steel |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
V |
Al |
Ni |
31CrMo12 31CrMoV10 34CrAlMo7 41CrAlMo7 31CrMoV9 15CrMoV5.9 34CrAlMo5 |
0.27÷0.36 0.28÷0.36 0.29÷0.38 0.38÷0.45 0.26÷0.34 0.13÷0.18 0.30÷0.37 |
0.36÷0.74 0.36÷0.74 0.46÷0.84 0.46÷0.84 0.40÷0.70 0.80÷1.10 0.50÷0.80 |
0.12÷0.43 0.12÷0.43 0.17÷0.53 0.17÷0.53 0.40 max 0.40 max 0.40 max |
0.035max 0.035max 0.035max 0.035max 0.025max 0.025max 0.025max |
0.035max 0.035max 0.035max 0.035max 0.030max 0.030max 0.030max |
2.70÷3.30 2.20÷2.90 1.45÷1.85 1.45÷1.85 2.30÷2.70 1.20÷1.50 1.00÷1.30 |
0.27÷0.43 0.27÷0.43 0.22÷0.43 0.22÷0.43 0.15÷0.25 0.80÷1.10 0.15÷0.25 |
0.08÷0.22
0.10÷0.20 0.20÷0.30 |
0.70÷1.30 0.70÷1.30
0.80÷1.20 |
-- |
34CrAlNi7 |
0.30÷0.37 |
0.40÷0.70 |
0.40 max |
0.025max |
0.030max |
1.50÷1.80 |
0.15÷0.25 |
-- |
0.80÷1.20 |
0.85÷1.15 |
MECHANICAL CHARACTERISTICS OF NITRIDING STEELS WHEN HARDENED AND TEMPERED (longitudinal specimen taken at 12.5 mm from the surface)
Steel |
Diameter or thickness |
Breaking load per unit N/mm2 |
Load proportional deviation per unit Rp02 |
Minimum As Extension % |
Impact strength KCU Minimum J |
Hardness HB N/mm2 |
31CrMo12 |
0 - 16 |
1080÷1275 |
min. 880 |
10 |
24.5 |
330÷386 |
34CrAlNi7 |
0 - 100 100 - 250 |
850÷1050 800÷1000 |
min. 650 min. 600 |
12 13 |
35 40 |
250÷310 238÷298 |
Certificate & Inspection : c/w Calibration Works Certificate EN10204 3.1/DIN 50049 3.1/ISO10474 3.1 Mill Test Report, NACE MR-01-03/NACE MR-01-75/ISO-15156, CE Marked, European Pressure Equipment Directive PED 97/23/EC, AD 2000-WO, ASME Boiler & Pressure Vessel Code Section-II Part-A Edition 2008, API 6A, with 3.2 certificate duly certified & approved by LRS-Lloyd's Register, GL-Germanischer Lloyd, BV-Bureau Veritas, DNV-Det Norske Veritas, ABS-American Bureau of Shipping, SGS, TUV, RINA, IRS, NORSOK APPROVED STANDARD M630, M650 Rev.3
If you have any requirement of above items, please feel free to contact us
Regards,
CONTACT PERSON :
MUKESH SHAH
Director
Mobile No. 0091 - 9820292499
Email - marketing@rolexmetals.com
ROLEX METAL DISTRIBUTORS
( A METAL & STEEL Company )
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