Round Bar & Forging For Oil & Gas Industry
Click any of our material grades below for further detail and size availability.
| 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
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AISI/SAE 4130
AISI/SAE 4140
AISI/SAE 4140
AISI/SAE 4340
AISI/SAE 8630 modified
UNS S41000
UNS S17400
UNS N05500
UNS N07718 |
| AISI 4130 (NACE) / SAE 4130 (NACE) |
| Typical Analysis, % |
C 0.28-0.33, Si 0.15-0.35, Mn 0.40-0.60, Cr 0.80-1.10
Mo 0.15-0.25, V 0.05 max, S 0.025 max, P 0.025 max |
| Supplied Condition |
Normalised, hardened and tempered. |
| Typical Hardness |
207-235 BHN |
| Stock Range |
Round: 25 - 920mm
Square: 260 - 485mm
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| AISI 4140 / SAE 4140 (Non-NACE) |
| Typical Analysis, % |
C 0.38-0.43, Si 0.15-0.35, Mn 0.75-1.00, Cr 0.80-1.10, Mo 0.15-0.25
S 0.025 max, P 0.025 max |
| Supplied Condition |
Normalised, hardened and tempered. |
| Typical Hardness |
277-302 BHN |
| Stock Range |
Round: 36 - 690mm
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| AISI 4140 (NACE) / SAE 4140 (NACE) |
| Typical Analysis, % |
C 0.38-0.43, Si 0.15-0.35, Mn 0.75-1.00, Cr 0.80-1.10, Mo 0.15-0.25
Ni 0.25 max, V 0.30 max, S 0.025 max, P 0.025 max, Cu 0.35 max |
| Supplied Condition |
Normalised, hardened and tempered. |
| Typical Hardness |
207-235 BHN |
| Stock Range |
Round: 50 - 450mm
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| AISI 4340 (NACE) / SAE 4340 (NACE) |
| Typical Analysis, % |
C 0.38-0.43, Si 0.15-0.35, Mn 0.60-0.80, Cr 0.70-0.90, Mo 0.20-0.30
Ni 1.65-2.00, S 0.040 max, P 0.035 max |
| Supplied Condition |
Hardened and tempered. |
| Typical Hardness |
207-235 BHN |
| Stock Range |
Round: 16 - 400mm
|
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| AISI 8630 Mod (NACE) / SAE 8630 MOD (NACE) |
| Typical Analysis, % |
C 0.28-0.33, Si 0.15-0.35, Mn 0.75-0.95, Cr 0.80-1.00, Mo 0.35-0.45
Ni 0.70-0.90, S 0.025 max, P 0.025 max |
| Supplied Condition |
Hardened and tempered. |
| Typical Hardness |
217-235 BHN |
| Stock Range |
Round: 360 - 850mm
|
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| AISI 410 Stainless (NACE) |
| Typical Analysis, % |
C 0.07-0.15, Si 1.00 max, Mn 1.00 max, Cr 11.50-13.50, Mo 0.50 max
Ni 0.40 max, S 0.025 max, P 1.025 max |
| Supplied Condition |
Hardened and double tempered. |
| Typical Hardness |
207-235 BHN |
| Stock Range |
Round: 32 - 692mm
Square: 225 - 465mm
|
|
| 17-4 PH (Stainless) (NACE) |
| Typical Analysis, % |
C 0.07 max, Si 1.00 max, Mn 1.00 max, Cr 15.50-17.50, Ni 3.00-5.00
S 0.03 max, P 0.05.max, Cu 3.00-5.00, Cb+Ta 0.15-0.45 |
| Supplied Condition |
Solution annealed an double aged (2 x H1150). |
| Typical Hardness |
279-311 BHN |
| Stock Range |
Round: 30 - 300mm
|
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| Alloy K500 (NACE) |
| Typical Analysis, % |
C 0.25 max, Si 0.50 max, Mn 1.50 max, Ni 63.0-70.0, S 0.01 max
Al 2.30-3.15, Fe 2.00 max, Cu 27.00-33.00, Ti 0.35-0.85 |
| Supplied Condition |
Hot finished (worked), solution annealed and age hardened. |
| Typical Hardness |
255-321 BHN |
| Stock Range |
Round: 32 - 45mm
|
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| Alloy 718 (NACE) |
| Typical Analysis, % |
C 0.08 max, Si 0.35 max, Mn 0.35 max, Cr 17.00-21.00, Mo 2.80-3.30
Ni+Co 50.00-55.00 S 0.015 max, P 0.015 max, Al 0.20-0.80, Cu 0.30 max
Ti 0.65-1.15, Cb+Ta 4.75-5.50, Co 1.00 max, B 0.006 max, Fe Bal. |
| Supplied Condition |
Solution annealed and age hardened. |
| Typical Hardness |
298-362 BHN |
| Stock Range |
Round: 32 - 110mm
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