Alloy 400 Nickel Based Alloy for Oil & Gas HIGH STRENGTH 

Certified Standards 

ASTM B164 
ASME SB164 
ASTM B564 
ASME SB564 
ASME Sec. II Part B/SB 164/564 
SAE-AMS 4675 (Chemistry only) 
BS 3076-89 NA13 
UNS N04400 
Nace MR01-75 / ISO15156 
Nace MR01-03 
PED 97/23/EC 
 

Minimum mechanical properties to ASTM A370 

Rp0.2% (yield) 
275Mpa / 40KSI 
Rm (ultimate tensile) 
551Mpa / 80KSI 
Elongation (A4) 
30% 
Reduction of Area 
Information only 
Hardness (HRc) 
35 Max 
Hardness (HRb) 
Information only 

Typical mechanical properties to ASTM A370 

Rp0.2% (yield) 
380 to 414Mpa / 55 to 60KSI 
Rm (ultimate tensile) 
586 to 620Mpa / 85 to 90KSI 
Elongation (A4) 
35 to 40% 
Reduction of Area 
60 to 70% 
Hardness (HRc) 
<20 
Hardness (HRb) 
85 / 90 

Alloy 400 Round Bar Size Range ex-stock 

Machined Round Bar - sawn to length if required 
For more information on our Alloy 400 product, to request a quote or to place an order, please contact our helpful sales team. 
dia. Metric (mm) 
dia. Imperial (inch) 
Tol. 
12.70 
0.500 
BG h9 
15.88 
0.625 
0.2 
19.05 
0.750 
0.2 
22.23 
0.875 
0.2 
25.40 
1.000 
0.2 
28.58 
1.125 
0.2 
31.75 
1.250 
0.2 
34.93 
1.375 
0.2 
38.10 
1.500 
0.2 
44.45 
1.750 
0.2 
50.80 
2.000 
0.2 
57.15 
2.250 
0.2 
63.50 
2.500 
0.2 
69.85 
2.750 
0.2 
76.20 
3.000 
0.2 
82.55 
3.250 
0.2 
88.90 
3.500 
0.2 
95.25 
3.750 
0.2 
101.60 
4.000 
0.3 
107.95 
4.250 
0.3 
114.30 
4.500 
0.3 
120.65 
4.750 
0.3 
127.00 
5.000 
0.3 
139.70 
5.500 
0.4 
152.40 
6.000 
0.5 
165.10 
6.500 
0.5 
177.80 
7.000 
0.5 
190.50 
7.500 
0.7 
203.20 
8.000 
0.7 
228.60 
9.000 
1.0 
254.00 
10.000 
1.0 
304.80 
12.000 
1.0 
Note: Non stock items are available ex-mill, in short lead times. Please contact us with your enquiry. 
Intoco 400 Bar Tolerance Chart 

WANT MORE INFORMATION? 

For more information on our Alloy 400 product, to request a quote or to place an order, please contact our helpful sales team. 
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